### GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO

S I n Groundwate r 1s t Quarte rSamplin g - 201 1



## GLP10-01-02 : Interi m Repor t 1 7 - Analysi s o fPFBS
. PFHS
. an d PFO S i n Groundwate rSample s Collecte d fro m Decatur
. AL
. 1^ * Quarte r201 1 Stud yTitl e Analysi s ofPerfluorooctan e Sulfonate (PFOS) , Perfluorohexan e Sulfonate (PFHS ) an d Perfluorobutan e Sulfonate (PFBS ) i n Groundwater , Soi l an d Sedimen t forth e 3 M Decatu rPhas e 3 Site-Relate d Monitorin g Progra m 

### Dat a Requiremen t EPATSC AGoo d Laborator yPractic e Standard s 4 0 CF R Par t 79 2 

### Stud yDirecto r Jaisimh a Kesar i P.E. , DE E Westo n Solutions , Inc
. 140 0 Westo n Way Westchester , P

A1938 0 Phone:610-701-376 1 

### Autho r Susa n Wol f 3 M Environmenta l Laborator y 

### Interi m Repor tCompletio n Dat e

Dat e ofsignin g 

### Performin g Laborator y 3 M Environmenta l Healt h an d Safet yOperation s Environmenta l Laborator

y 3 M Center , BId g 260-05-N-1 7 S t Paul , M N 55144 

### Projec tIdentificatio n GLP10-01-02-1 7 

### Tota l Numbe ro fPage s

9 8

Th e testin g reported herei n mee t th e requirements ofISO/IE C 17025-200 S "Genera l Requirement

s fo rth e Competenc

e ofTestin g an d Calibratio n L^lx>ratories" , I n accordanc e wit h th e A2I ^

Certificate #2052.01
. Testin g tha

t complies wit h thi s Internationa l Standar d als o operat

e I n accordanc

e wit h IS O 9001:2000
. Testin g Cer t #2052.0 1

Page 1 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1s t Quarte rSamplin g - 201 1



### Thi s pag e has bee n reserve d fo rspecifi ccountr yrequirements
.

Pag e 2 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1s tQuarte rSamplin g - 201 1



# GL P CoiviPLiANC E STATEMEN T Repor tTitle : Interi m Repor

t1 7 Analysi s ofPFBS , PFHS , an d PFO S i n Groundwate rSample s Collecte d fro m Decatur , AL , 1 ^ Quarte r201 1 Study : Analysi s ofPerfluorooctan e Sulfonate (PFOS) , Perfluorohexan e Sulfonate (PFHS ) an d Perfluorobutan e Sulfonate (PFBS ) i n Groundwater , Soi l an d Sedimen tfo rth e 3 M Decatu rPhas e 3 Site-Relate d Monitorin g Program
. Thi s analytica l phas e wa s conducte d i n compliance wit h Toxi cSubstance s Contro l Act(TSCA) Goo d Laborator yPractice (GLP ) Standards , 4 0 CF R 792 , wit h th e exception s liste d below :

•Thes e are environmenta l sample s where there i s n o specifi ctestsubstance , n o specifi ctest syste m an d n o dosin g ofa testsystem
. •Th e reference substance s hav e no tbee n characterize d unde rth e GLP s an d th e stabilit yunde r storag e condition s a

tth e testsit e have no

tbee n determine d unde rGLPs
. 

# " S

Gar yHohenstein , Sfconso rRepresentative Date

Jaisimh a Kesari , P.E. , DEE , StudyDirecto r' Date

Pag e 3 o f9 8GLP10-01-02 ; Interi m Repor t1 7 Analysi s ofPFBS , PFHS , an d PFO S I n Groundwate r 1stQuarte rSamplin g - 201 1



## QUALIT Y

# ASSURANC E STATEMEN T Repor tTitle : Interi m Repor

t1 7 Analysi s ofPFBS , PFHS , an d PFO S i n Groundwate rSample s Collecte d fro m Decatur , AL , 1^' Quarte r201 1 Study : Analysi s ofPerfluorooctan e Sulfonate (PFOS) , Perfluorohexan e Sulfonate (PFHS ) an d Perfluorobutan e Sulfonate (PFBS ) i n Groundwater , Soi l an d Sedimen tfo rth e 3 M Decatu rPhas e 3 Site-Relate d Monitorin g Program
. Thi s analytica l phas e wa s audite d byth e 3 M Environmenta l Laborator yQualit yAssurance Uni t(QAU) , as indicate d i n th e followin g table
. Th e finding s were reporte d t o th e principa l investigato r(P.I.) , laborator ymanagemen tan d stud ydirector
.
Inspectio n Date s 6/15/2011-6/29/201 1 Phas e Data / Interi m Repor

t Dat e Reporte d t o

Testin g Facilit y lUlanagemen t 7/16/201 1 Stud yDirecto r 7/14/201 1 

# ~?-^^'^ ^ QA U Represertstiv e Date

Pag e 4 o f9 8GLP10-01-02 ; Interi m Report 1 7 Analysi s ofPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1



## TABL E O F CONTENT S GL P Compliance statemen t 3 Qualit yAssurance Statemen t 4 Tabl e ofContents 5 List ofTable s 6 1 Stud yInformatio n 8 2 Summar

y9 3 Introductio n 1 1 4 Test & Contro l Substance s 1 1 5 Reference Substance s 1 2 6 Test Syste m 1 3 7 Metho d Summar

y1 4 7. 1 Method s 1 4 7. 2 Sampl e Collectio n 1 4 7. 3 Sampl e Preparatio n 1 4 7. 4 Analysi s 1 4 8 Analytica l Results 1 6 8. 1 Calibratio n 1 6 8. 2 Syste m Suitabilit y1 7 8. 3 Limi t ofQuantitatio n (LOQ) 1 7 8. 4 Continuin g Calibratio n 1 7 8. 5 Blank

s 1 7 8. 6 La b Contro l Spike s (LCSs) 1 8 8. 7 Analytica l Metho d Uncertaint y2 2 8. 8 Laborator

yMatri xSpike s (LMS ) 2 2 8. 9 Fiel d Matri xSpike s (FMS ) 2 2

Pag e 5 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s ofPFBS , PFHS , an d PFO S I n Groundwate r 1st Quarte rSamplin g - 201 1



### 9 Data Summar

yan d Discussio n 2 3 1 0 Conclusio n '. 3 6 1 1 Data/Sampl e Retentio n 36 1 2 Attachments 3 6 1 3 Signature s 3 7 

## LIS TO F TABLE S Tabl e 1
. Summarize d PFBS , PFHS , an d PFO S Results (Decatu rGroundwater-0 1 2011)
. ...1 0 Tabl e 2
. Instmmen t Parameter s 1 5 Tabl e 3
. Liqui d Chromatograph yCondition s 1 5 Tabl e 4
. Mass Transition s 1 6 Tabl e 5
. Limi t o

fQuantitatio n (LOQ ) 1 7 Tabl e 6
. Laborator

yContro l Spik

e Recover

y..1 9 Tabl e 7
. Analytica l Uncertaint y2 2 Tabl e 8
. Fiel d Matri xSpike s 2 3 Tabl e 9
. GW203LQ 1 Y1 1 L F 2 5 Tabl e 10
. G W220 R Q 1 Y1 1 L F 2 5 Tabl e 11
. GW220LQ 1 Y1 1 L F 2 6 Tabl e 12
. GW222RQ 1 Y1 1 L F 2 6 Tabl e 13
. GW227RQ 1 Y1 1 L F 2 7 Tabl e 14
. GW227LQ 1 Y1 1 L F 2 7 Tabl e 15
. G W310 R 0 1 Y1 1 C P 2 8 Tabl e 16
. GW312RQ 1 Y1 1 C P 2 8 Tabl e 17
. GW317LQ 1 Y1 1 C P 2 9 Tabl e 18
. G W324 L0 1 Y1 1 C P 2 9 Tabl e 19
. G W327 R 0 1 Y1 1 C P 30 Tabl e 20
. G W328 R 0 1 Y1 1 C P 30

Pag e 6 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s ofPFBS , PFHS , an d PFO S I n Groundwate r 1st Quarte rSamplin g - 201 1



### Tabl e 21
. GW328LQ 1 Y1 1 C P 3 1 Tabl e 22
. GW330RQ 1 Y1 1 C P 3 1 Tabl e 23
. GW330LO 1 Y1 1 32 Tabl e 24
. GW331S0 1 Y1 1 32 Tabl e 25
. G W335 S 0 1 Y1 1 C P 33 Tabl e 26
. GWGRS04Q 1 Y1 1 C P 33 Table27
. Tri p Blan k

1 34 Tabl e 28
. Tri p Blan k

2 34 Tabl e 29
. GLP10-01-02-1 7 Equipmen tRinseate Blan k 35 Tabl e 30
. GLP10-01-02-1 5 Soi l Equipmen tRinseate Blank s 3 5

Pag e 7 of9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S I n Groundwate r 1st Quarte rSamplin g - 201 1



## i 1 Stud yInformatio n Sponso r 3 M Compan y Sponso rRepresentativ e Gar yHohenstei n 3 M EH S Operation s 3 M Buildin g 224-5W-0 3 Sain t Paul , M N 55144-100 0 Phone:(651)737-357 0 Stud yDirecto r Jaisimh a Kesari , P.E. , DE E Westo n Solutions , Inc
. Westchester , P

A19380 Phone:(610)701-376 1 Fax:(610)701-740 1 j.kesari@westonsolutions.co m Stud yLocatio n Testin g Facilit y 3 M EH S Operation s 3 M Environmenta l Laborator y Buildin g 260-5N-1 7 St
. Paul , M N 55144 Stud yPersonne l Willia m K

. Reagen , Ph.D. , 3 M Laborator yManage r Clesto n Lange , Ph.D. , Principa l Analytica l investigator , (clanae@mmm.com) : phon e (651)-733-986 0 Susa n Wolf , 3 M Analyst Chelsi e Grochow ; analys t Jonatha n Steege ; analys t Stud yDate s StudyInitiation : Marc h 8,201 0 Interi m 1 7 Experimenta l Termination : Ma y18 , 201 1 Interi m Repor

t Completion : Date ofInteri m Repor tSignin g Locatio n o fArchive s Al l origina l rawdat a an d th e analytica l repor thave bee n archive d a tth e 3 M Environmenta l Laborator yaccordin g t o 4 0 CF R Par t792
. Th e tes tsubstanc e an d analytica l referenc e standard reserv e sample s ar e archive d at th e 3 M Environmenta l Laborator yaccordin g t o 4 0 CF R Par t79 2

Pag e 8 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S I n Groundwate r 1 S t Quarte rSamplin g - 201 1



### 2 Summar y Th e 3 M Environmenta l Laborator yreceive d groundwate rsample s fro m well s locate d i n Decatur , AL , representin g eightee n (18 ) differen t samplin g location s collecte d Marc h 2 3 - Apri l 1 , 2011
. Atota l of eighty-on e sampl e bottle s were receive d a tth e 3 M Environmenta l Laborator yfo rperfluorooctan e sulfonate (PFOS) , perfluorohexan e sulfonate (PFHS ) an d perfluorobutan e sulfonat e (PFBS) , an d include d duplicat e groundwate rsample s fro m eac h samplin g location
. Sample s als o include d fiel d matri xspik

e (FMS ) sample s fo reac h location , tw o tri p blank s containin g Milli-Q TM wate ran d appropriate tri p blan k

spikes , an d on e equipmen trinseate blank
. Th e equipmen trinseate blank s di d no t hav e FM S sample s prepare d fo rdeterminatio n ofPFBS , PFH S o rPFO S recovery . Al l groundwate r sample s fo rthi s projec

t were logge d unde rGLP10-01-02-17
. I n addition , fou raqueou s soi l equipmen t rinseate blank

s fo rGLP10-01-02-1 5 were analyze d an d reporte d herein
. Th e aqueou s soi l equipmen t rinseate blank

s were collecte d o n Januar y2 6 - 27,2011
. As wit h th e groundwate requipmen trinseate blanks , th e soi l equipmen t blank s di d no thav e FM S sample s prepare d fo rdetemninatio n o fPFBS , PFH S o rPFO S recovery . Th e groundwate rsamples , tri p an d equipmen trinseate blank s fo rGLP10-01-02-1 7 were receive d fro m Westo n personne l o n Apri l 5 , 2011
. Th e aqueou s soi l equipmen trinseate blank s fo rGLP10-0 1 -02-1 5 were receive d fro m Westo n personne l o n Febmar y2 , 2011
. Al l ofth e sample s were prepare d an d analyze d fo rPFBS , PFHS , an d PFO S followin g 3 M Environmenta l Laborator yMetho d ETS-8-044.0
. Manyofth e groundwate rsample s require d dilutio n t o attai n PFBS , PFHS , an d PFO S concentration s withi n th e rang e ofth e curve , i n som e instance s u p t o a 200-fol d dilutio n were required
. Th e averag e measure d PFBS , PFHS , an d PFO S concentration s are summarize d i n Tabl e 1
. Equipmen trinseate an d th e tri p blank

s were belowth e lowe rlimi tofquantitatio n (LLOQ) , indicatin g adequate contro l of sampl e contaminatio n durin g shippin g an d sampl e collections
. Th e PFB S concentratio n results fo ral l groundwater

s range d fro m 0.0246 ng/m Lt o 302 0 ng/mL
. Th e PFH S concentratio n results fo ral l groundwater

s range d fro m 0.11 9 ng/m Lt o 536 0 ng/mL
. Th e PFO S concentratio n results fo rth e reporte d groundwater

s range d fro m 0.25 0 ng/m Lt o 601 0 ng/mL
. Th e analytica l uncertaintie s associate d wit h th e reporte d results are as follows : PFB S 100 % ±17% , PFH S 100 % ±17% , an d PFO S 100 % ±22%
.

Pag e 9 of9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s ofPFBS , PFHS , an d PFO S I n Groundwate r 1st Quarte rSamplin g - 201 1



### Tabl e 1
. Summarize d PFBS , PFHS , an d PFO S Result s (Decatu rGroundwate r- 0 1 2011)
.
Samplin g Locatio n GW203LQ 1 Y1 1 L F G W220 R Q 1 Y1 1 L F GW220LQ 1 Y1 1 L F G W222 R 0 1 Y1 1 L F GW227RQ 1 Y1 1 L F GW227LQ 1 Y1 1 L F GW310RQ1Y11C P GW312RQ 1 Y1 1 C P GW317LQ 1 Y1 1 C P GW324LQ 1 Y1 1 C P GW327RQ 1 Y1 1 C P GW328RQ 1 Y1 1 C P G W328 LQ 1 Y1 1 C P GW330RQ 1 Y1 1 C P GW330LQ 1 Y1 1 C P GW331SQ 1 Y1 1 C P G W335 S 0 1 Y1 1 C P GWGRS04Q 1 Y11C P Tri p Blan k

(Milli-Q TM Water) GLP10-01-02-1 7 Equipmen t Rinseate Blan k GLP10-01-02-15 ; Fou rAqueou s Soi l Equipmen t Rinseate Blank s PFB S

Avg
. Cone
. (ng/mL ) ±%RP D 10 5 ±2.9 % 8.4 1 ±0.83 % 11. 5 ±2.6 % 97. 6 ±2.8 % 19.6±24%<^> 29 2 ±4.1 % 84 0 ±0.83 % 119 0 ±3.4 % 0.024 6 ±21 % <^

' 11 2 ±1.8 % 93. 3 ±2.7 % 39. 0 ±5.1 % 71. 9 ±3.3 % 302 0 ±1.7% <"

> 54 5 ±17 % 55 8 ±29 % '2 ' 108 0 ±3.7%'^ ' 202 0 ±6.9 % <0.020 0 <0.020 0 <0.025 0 PFH S

Avg
. Cone
. (ng/mL ) ±%RP D 59 5 ±2.0 % 34. 3 ±4.7 % 52. 0 ±4.8 % 60 7 ±2.8 % 106±23%<^ ' 62. 2 ±1.8 % 48 5 ±8.0 % 62 9 ±26 % <^

' 0.11 9 ±3.4 % 11 1 ±5.4 % 16 8 ±1.8% <^

' 63. 1 ±5.1 % 22. 3 ±3.6 % 25 9 ±1.5 % 62 5 ±17 % 29 2 ±15 % 203 0 ±2.5%'" ' 536 0 ±6.9 % <0.040 0 <0.040 0 <0.025 0 PFO S

Avg
. Gone
. (ng/mL ) ±%RP D 86 1 ±12<^

* 51. 5 ±3.1 % 83. 5 ±11 % 78 1 ±6.7 % 74 0 ±23 % <^

* 36 3 ±1.4 % 102 0 ±14 % 1010±34%<^> 0.25 0 ±15 % 31 6 ±10 % 61 7 ±8.4 % 21 7 ±6.0 % 1.33 ±14 % 72 0 ±1.4 % 22 3 ±9.0 % 64 2 ±8.3 % 601 0 ±6.7 % <'" NR<^' <0.50 0 <0.50 0 <0.025 0 Th e analytica l metho d uncertaintie s associate d wit h th e reporte d results ar e as follows : PFB S 100 % ±16% , PFH S 100 % ±18% , an d PFO S 100 % ±21%
. (1 ) Th e analytica l uncertaint yfo rPFO S has Isee n adjuste d t o ±38 % base d o n FM S recovery . (2 ) Tti e RP D di d no

tmeetmetho d acceptance criteri a ofs20%
. (3 ) Th e analytica l uncertaint yfo rPFH S has bee n adjuste d t o ±4 1 % base d o n FM S recovery . (4) Samplin g locatio n di d no t contai n a n appropriate spik e leve l t o assess recovery . (5) Th e analytica l uncertaint yfo rPFB S has bee n adjuste d t o ±34 % base d o n FM S recovery . (6) N R = No

tReportable
. Recover

yofth e most appropriate FM S sampl e was <50%
. Se e sectio n 9 ofth e repor t fo radditiona l information
.

Pag e 1 0 of9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S I n Groundwate r 1 S t Quarte rSamplin g - 201 1



## 3 Introductio n Thi s analytica l stud ywa s conducte d as par to fth e Phas e 3 Environmenta l Monitorin g an d Assessmen t Progra m fo rth e 3 M facilit ylocate d i n Decatur , Alabama
. Th e objective o fth e overal l progra m i s t o gai n informatio n regardin g concentration s ofperfluorooctan e sulfonat e (PFOS) , perfluorohexan e sulfonate (PFHS ) an d perfluorobutan e sulfonate (PFBS) , i n variou s environmenta l medi a suc h as groundwater , soil s an d sediments that are associate d wit h an d nea rth e Decatu rfacility
. Thi s analytica l stud ywa s conducte d t o analyz e groun d wate rsample s collecte d fro m variou s well s locate d i n Decatur , A Lfo r PFBS , PFHS , an d PFO S i n a n effor t t o characteriz e on-sit e groundwate rconditions
. Th e 3 M Environmenta l Laborator yprepare d sampl e container s (25 0 m Lhigh-densit

ypolyethylen e bottles ) whic h were shippe d t o Decatur , A LWesto n personne l prio rt o fiel d sampling
. Sampl e container s fo reac h samplin g locatio n include d a fiel d sample , fiel d sampl e duplicate , an d fiel d spike samples
. Eac h empt

ycontaine rwa s marke d wit h a "fil l t o here " lin e t o produce a fina l sampl e volum e o f20 0 mL
. Container

s designate d fo rfiel d matri xsample s were fortifie d wit h a n appropriate matri x spike solutio n containin g PFB S (linear) , PFH S (linear) , an d PFO S (linear ) prio rt o bein g sen tt o th e fiel d fo rsampl e collection
. Se e sectio n 8. 8 ofth e repor tfo rfiel d matri xspike levels
. Sample s were prepare d an d analyze d accordin g t o th e procedur e defined - i n 3 M Environmenta l Laborator ymetho d ETS-8-044. 0 "Detemninatio n ofPerfluorinate d Compound s I n Wate rb yHig h Performance Liqui d Chromatography/Mas s Spectrometr yDirec tInjectio n Analysis"
. Tabl e 1 summarize s th e averag e PFBS , PFHS , an d PFO S concentration s fo rth e duplicat e sample s collected , tri p blank

s an d equipmen t rinseate samples
. Table s 9-2 7 summariz e th e individua l sampl e results an d th e associate d FM S recoveries
. Al l results fo rth e qualit ycontro l sample s prepare d an d analyze d wit h th e sample s ar e reporte d an d discusse d elsewhere i n thi s repor t \4 Tes t & Contro l Substance s There wa s no

t a tes t substance o rcontro l substance s i n th e classi csens e o fa GL P study
. Thi s stud y wa s purel yanalytica l i n nature
.

Pag e 1 1 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1s t Quarte rSamplin g - 201 1



## 5 Referenc e Substance s

Referenc e Substanc e Chemica l Nam e Chemica l Formul a Identifie r Sourc e Expiratio n Dat e Storag e Condition s Chemica l Lo tNumbe r TC R Numbe r Physica l Descriptio n Purit y PFB S (predominantl ylinear ) Perfluorobutan e sulfonat e C4F9SO3 " Potassiu m Sal t 3 M 1/10/201 7 Froze n 41-2600-8442- 5 TCR-12 1 Whit e Powde r 96.7 % PFH S (linear ) Perfluorohexan e sulfonat e C6F13SO3 " Sodiu m Sal t Wellingto n 4/2/201 3 Froze n LPFHxSAMO S TCR08-001 8 Crystallin e 98 %

Referenc e Substanc e Chemica l Nam e Chemica l Formul a Identifie r Sourc e Expiratio n Dat e Storag e Condition s Chemica l Lo tNumbe r TC R Numbe r Physica l Descriptio n Purit y PFO S (linear ) Perfluorooctan e sulfonat e C8F17SO3 " Potassiu m Sal t CA S #2795-39- 3 Wellingto n 10/18/201 3 Froze n LPFOSKBM0 6 TCR08-000 1 Crystallin e 98 % PFO S (linea r-i - branched ) Perfluorooctan e sulfonat e C8F17SO3 " Potassiu m Sal t CA S #2795-39- 3 3 M 12/14/201 6 Froze n 17 1 TCR-69 6 Whit e Powde r 86.4 %

Pag e 1 2 of9 8GLP10-01-02 ; Interi m Repor t1 7 Analysi s o fPFBS , PFHS , an d PFO S I n Groundwate r 1 st Quarte rSamplin g - 201 1

Referenc e Substanc e Chemica l Nam e Chemica l Formul a Identifie r Sourc e Expiratio n Dat e Storag e Condition s Chemica l Lo tNumber TC R Number Physica l Descriptio n Purity "C,-PFO S (linear ) Sodiu m Perfluorooctanesulfonat e ''C8Fi7S03-Na " CAS#MPFC-C-091 0 Wellingto n 09/28/201 3 Froze n 09231 0 TCR10-004 8 Liqui d 5 |jg/m L'^ ' (1 ) Custo m mixtur

e o fseve n mass-labeled ("C ) perfluoroalkylcartjoxyli cadds , tw o mass-labeled ("C ) perfluoroalkylsulfonates an d on e mass-labeled ("C ) perfiuoro- l -octanesulfonamlde
.

Th e tes t syste m fo rthi s stud yar e groun d wate rsample s collecte d fro m well s locate d i n Decatur , A L b y Westo n Solutions , Inc
. personnel
. Sample s fo rthi s stud yar e "rea l world " samples , no t dose d wit h a specifi clo t o ftes t substance
. Sampl e Descriptio n Ke yCode
. Exampl e GW330 LQ 1 Y1 1 C P 1 Strin g Numbe r 1 2 3
4 5 6 Strin g Descripto r Sampl e Typ e Wel l Identme r Wel l Leve l Samplin g Dat e Samplin g Locatio n Sampl e Typ e Exampl e GW = Groun d wate r Example : 330 L R = Residuu m shallo wwater-bearin g zon e L= Bedroc k

water-bearin g zon e S = Epikars t middl e water-bearin g zon e 01^ 1 = 1 " quarter , 201 1 C P = Chemica l Plan t F L= Forme rLandfil l 0=primar ysampl e 1=duplicat e sampl e L S = lo wspik e H S = hig h spik e

Pag e 1 3 of9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s ofPFBS , PFHS , an d PFO S I n Groundwate r 1st Quarte rSamplin g - 201 1



## 7 Metho d Summar y 7. 1 Method s Analysi s fo ral l analyte s wa s complete d followin g 3 M Environmenta l Laborator ymetho d ETS-8-044. 0 "Determinatio n ofPerfluorinate d Compound s I n Wate rb yHig h Performance Liqui d Chromatography/Mas s Spectrometr yDirec tInjectio n Analysis"
. 7. 2 Sampl e Collectio n Sample s were collecte d i n 25 0 m LNalgene TM (high-densit ypolyethylene ) bottle s prepare d a tth e 3 M Environmenta l Laboratory
. Sampl e bottle s were retume d t o th e laborator ya tambien tcondition s o n Octobe r1 , 2010
. Sample s were store d refrigerate d a tth e laborator yafte rreceipt
. Aseto flaborator y prepare d Tri p Blan k

an d Tri p Blan k

fiel d matri xspike s were sen twit h th e sampl e collectio n bottles
. 

## 7. 3 Sampl e Preparatio n Sample s were prepare d byremovin g a n aliquotofth e wel l mixe d sampl e an d placin g i ti n a n autovia l fo r analysis
. Sample s that require d dilutio n were prepare d a s follows : 1: 5 dilution s were prepare d b ydilutin g 2m Lsampl e wit h 8 m LofMill i 0 water , 1:1 0 dilution s were prepare d b ydilutin g 1 m Lsampl e wit h 9 m LofMill i 0 water , 1:20 dilution s were prepare d b ydilutin g 0.5m Lsampl e wit h 9.5m LofMill i 0 water , 1:50 dilution s were prepare d b ydilutin g 0.2m Lsampl e wit h 9.8m LofMill i 0 , an d 1:100 dilution s were prepare d b ydilutin g 0. 1 m Lsampl e wit h 9.9m LofMill i 0 water
. 1:200 dilution s were prepare d bydilutin g 0.05m Lsampl e wit h 9.95m LofMill i 0 water
. Sample s ma

yals o have bee n dilute d furthe rbyvaryin g th e injectio n volum e durin g analysis
. Samplin g location s G W317 Lan d G W328 Lwere prepare d fo rPFO S b yremovin g a 1 0 m Laliquotan d addin g a n aliquot ofa separate intema l standar d spikin g solutio n (nomina l concentratio n of1 ng/mL)
. Thi s sam e procedur

e wa s followe d fo rth e laborator ycontro l samples
. 7. 4 Analysi s Al l stud ysample s an d qualit ycontro l sample s were analyze d fo rPFBS , PFHS , an d PFO S usin g hig h performance liqui d chromatography/tande m mas s spectrometr y(HPLC/MS/MS)
. Detaile d instrumen t parameters , th e liqui d chromatograph ygradien tprogram , an d th e specifi cmass transition s analyze d are describe d i n th e ra

wdata har

d copie s place d i n th e fina l dat a packet , an d are briefl ydescribe d below
. 4/19/1 1 Analysis : Al l sample s analyze d fo rPFBS , PFHS , an d PFOS
. 4/24/1 1 Analysis : Analyze d re-dilute d sampl e setG W222 R 0 1 Y1 1 L F fo rPFBS , PFHS , an d PFOS
. 5/12/1 1 Analysis : Analysi s ofGLP10-01-02-1 5 soi l equipmen trinseate blank s fo rPFBS , PFHS
. 5/14/1 1 Analysis : Analysi s ofsamplin g locatio n G W317 L0 1 Y1 1 C P an d G W328 L0 1 Y1 1 fo rPFO S wit h intema l standard
. 5/16/1 1 Analysis : Analysi s ofGLP10-01-02-1 5 aqueou s soi l equipmen trinseate blank s fo rPFOS
. 5/17/1 1 Analysis : Analysi s ofre-dilute d sampl e setG WGRS04 0 1 Y1 1 C P fo rPFO S wit h laborator y matri xspike
.

Pag e 1 4 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S I n Groundwate r 1st Quarte rSamplin g - 201 1



### Tabl e 2
. Instrumen t Parameters
. Instrumen t Nam e Analytica l Metho d Followe d Analysi s Dat e Liqui d Chromatograp h Guar d colum n Analytica l colum n Injectio n Volum e Mas s Spectromete r Io n Sourc e Electrod e Polarit y Soflwar e ETS Ginge r ETS-8-044. 0 4/19/1 1 an d 4/24/1 1 Agilen t 1100 Pris m R P (2. 1 m m X5 0 mm) , 5 n Betasl l 01 8 (2. 1 m m X100 mm) , 5 u

2or5n L Applie d Blosystem s AP I 500 0 Turb o Spra

y Turb o Io n electrod e Negativ e Analyst 1.4. 2 ETS McCoy ETS-8-044. 0 5/12/11,5/14/11,5/16/11,5/17/1 1

Agilen t 1290 Pris m R P (2. 1 m m X5 0 mm) , 5 j i Betasl l 01 8 (2. 1 m m X100 mm) , 5 n

10,25or5|i L Applie d Blosystems/^P l 550 0 Turb o Spra

y Turtj o io n electrod e Negativ e Analyst 1.5. 2 

### Tabl e 3
. Liqui d Chromatograph yConditions
. ste p Numbe r Tota l Tim e

(min ) Flo wRat e

(fiL/min ) Percent A

( 2 m M ammoniu m acetate ) Percen t S (Methanol ) ETS-8-044. 0 Analysi s 4/13/1 1 and4/24/1 1 0 1 2 3 4 5 0 1 2 3 4 5 0

1.0 11. 0 13. 5 14. 0 17. 0 ETS-8-0 4 0 2. 0 14. 5 15. 5 16. 5 20. 0 30 0

30 0 30 0 30 0 30 0 30 0 90. 0 90, 0 10. 0 10. 0 90. 0 90. 0 4. 0 Analysi s 5/12/11,5/14/11,5/16/11 , an d 5/17/1 1 30 0 30 0 30 0 30 0 30 0 30 0 90. 0 90. 0 5. 0 5. 0 90. 0 90. 0 10. 0 10. 0 90, 0 90. 0 10. 0 10. 0 10. 0 10. 0 95. 0 95. 0 10. 0 10. 0

Pag e 1 5 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s ofPFBS , PFHS , an d PFO S I n Groundwate r 1st Quarte rSamplin g - 201 1



### Tabl e 4
. Mas s Transitions
.

Analyt e PFB S PFH S PFO S Referenc e Materia l

Structur e Unea r Unea r Linea r Mas s Transitio n

Q1/Q 3 299/8 0 299/9 9 399/8 0 399/9 9 499/8 0 499/9 9 499/13 0 Intema l Standar d N A N A fC^PFOS ^ Mas s Transitio n Q1/Q 3 N A N A 507/8 0 Dwel l tim e was 5 0 mse c(4/19/11,4/24/11,5/14/11,5/16/11 , an d 5/17/1 1 analysis ) o r2 0 mse c(5/12/1 1 analysis) fo reac h transition
. Tti e Individua l transition s wer e summe d t o produce a "tota l Io n chromatogram " (TIC) , whic h was use d fo r quantitation , NA= Not/Applicabl e (1 ) Intema l standar

d was onl yuse d fo rth e analysi s oflocations : G W317L , G W328L , an d GLP10-01-02-1 5 soi l equipmen trinseate blank s fo rPFOS , 

## 8 Ama^yticat Result s 8. 1 Calibratio n 4/19/11,4/24/11,5/12/11 , an d 5/17/1 1 analysis : Sample s were analyze d against a n extema l standar d calibratio n curve . Calibratio n standard s were prepare d b

yspikin g know n amounts o fth e stoc k

solutio n containin g th e targetanalyte s into Mill i O water
. Atota l offrftee n spike d standard s rangin g fro m 0.02 0 ng/m Lt o 100 ng/m Lwere prepared , however , no

t al l analytica l run s include d al l fiftee n standards
. Lo wcurve points were disable d t o meet accurac yo rmetho d blan k

criteria
. Aquadratic , 1/

xweighted , calibratio n curve ofth e pea k are a counts wa s use d t o fit th e data fo reac h analyte
. Th e data were no tiforced throug h zero durin g th e fittin g process . Calculatin g th e standar d concentration s usin g th e pea k are a confimned accurac

yofeac h curve point
. Eac h curve poin t wa s quantitate d usin g th e overal l calibratio n curve an d reviewe d fo raccuracy . Metho d calibratio n accurac

yrequirements o

f100±25 % (100±30 % fo rth e lowes tcurve point) were metfo ral l analytes
. Th e con-elatio n coefficien t (r ) wa s greate rtha n 0.995 fo rPFBS , PFHS , an d PFO S fo reac h analytica l batch
. 5/14/1 1 analysis : Samplin g location s G W317L , G W328L , an d GLP10-01-02-1 5 soi l equipmen trinseate blank s fo rPFOS
. Sample s were analyze d against a matrix-matche d stabl e isotop e intema l standar d calibratio n curve . Calibratio n standard s were prepare d b yspikin g know n amounts ofth e stoc k solutio n containin g th e target analyte s into a laboratory-prepare d syntheti cgroundwate rcontainin g calciu m an d magnesium
. Th e calibratio n standard s containe d a n intema l standar d mi xa ta nomina l concentratio n of1 ng/mL
. A tota l o fte n spike d standard s rangin g fro m 0.05 0 ng/m Lt o 2 5 ng/m Lwere analyze d fo rPFOS
. A quadratic , 1/

xweighted , calibratio n curve ofth e rati o ofth e standar d pea k are a counts ove rth e intema l standar d pea k are a counts wa s use d t o fitth e data fo reac h analyte
. Th e data were no tforce d throug h zero durin g th e fitting process . Eac h curve poin twa s quantitate d usin g th e overal l calibratio n curve an d reviewe d fo raccuracy . Metho d calibratio n accurac yrequirements of100±25 % (100±30 % fo rth e lowest curve point) were met fo ral l analytes
. Th e con-elatio n coefficien t(r ) wa s greate rtha n 0.995 fo rPFOS
. 5/16/1 1 analysis : Samplin g location s GLP10-01-02-1 5 soi l equipmen trinseate blank s fo rPFOS
. Sample s were analyze d against a matrix-matche d stabl e isotop e intema l standar d calibratio n curve .

Pag e 1 6 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S I n Groundwate r 1s t Quarte rSamplin g - 201 1



### Calibratio n standard s were prepare d byspikin g know n amounts o fth e stoc k

solutio n containin g th e target analyte s into a laboratory-prepare d syntheti cgroundwate rcontainin g calciu m an d magnesium
. Th e calibratio n standard s containe d a n intema l standar d mi xa ta nomina l concentratio n of1 ng/mL
. A tota l ofnin e spike d standard s rangin g fro m 0.025 0 ng/m Lt o 2. 5 ng/m Lwere analyze d fo rPFOS
. A quadratic , 1/

xweighted , calibratio n curve o fth e rati o o fth e standar d pea k are a counts ove rth e interna l standar d pea k are a counts wa s use d t o fi tth e dat a fo reac h analyte
. Th e data were no tforce d throug h zero durin g th e fittin g process . Eac h curve poin twa s quantitate d usin g th e overal l calibratio n curve an d reviewe d fo raccuracy . Metho d calibratio n accurac yrequirements of100±25 % (100±30 % fo rth e lowest curve point) were met fo ral l analytes
. Th e con-elatio n coefficien t(r ) wa s greate rtha n 0.995 fo rPFOS
. 

## 8. 2 Syste m Suitabilit y Acalibratio n standar

d wa s analyze d fou rtime s a tth e beginnin g o fth e analytica l sequence t o demonstrat e overal l syste m suitability
. Th e acceptance criteri a ofless tha n o requa l t o 5% relative standar d deviatio n (RSD ) fo rpea k are a an d retentio n tim e criteri a ofles s tha n o requa l t o 2 % RS D wa s met fo rPFBS , PFHS , an d PFO S fo reac h analytica l batch
. 

## 8. 3 Limi t o fQuantitatio n (LOQ ) Th e LOO fo rthi s analysi s i s th e lowest non-zer o calibratio n standar

d i n th e curve thatmeets linearit y an d accurac

yrequirements an d fo rwhic h th e are a counts are a tleasttwic e thos e ofth e appropriat e blanks
. Th e LOQs associate d wit h th e sampl e analysi s are liste d i n th e tabl e below
. Tabl e 5
. Limi t o fQuantitatio n (LOQ)
. Analysi s Dat e 4/19/1 1

4/24/1 1 5/12/1 1 5/14/1 1 5/16/1 1 5/17/1 1 Dilutio n

1 5 1 0 2 0 5 0 100 2 0 5 0 1 1 1 20 0 PFB S

LOQ , ng/m L 0.020 0 0.10 0 0.20 0 0.40 0 1.0 0 2.0 0 0.40 0 1.0 0 0.025 0 N A N A N A PFH S

LOQ , ng/m L 0.040 0 0.20 0 0.40 0 0.80 0 2.0 0 4.0 0 5.0 0 12. 5 0.025 0 NA NA N A PFO S

LOQ , ng/m L 0.50 0 2.5 0 5.0 0 10. 0 25. 0 50. 0 5.0 0 12. 5 N A 0.050 0 0.025 0 2 0 N A= No t Applicable ; analytica l results fo rwere no t reporte d from th e run . 

## 8. 4 Continuin g Calibratio n Durin g th e cours e ofeac h analytica l sequence , continuin g calibratio n verificatio n sample s (CCVs ) were analyze d t o confim n that th e instrumen trespons e an d th e initia l calibratio n curve were stil l i n control
. Al l reporte d sample s were brackete d b yCCVs thatmetmetho d criteri a of100 % ±25%
. 

## 8. 5 Blank s Thre e type s ofblank

s were prepare d an d analyze d wit h th e samples : metho d procedura l blanks , field/trip blanks , an d equipmen t blanks
. Method procedura l blan k results were reviewe d an d use d t o evaluate metho d perfomrianc e an d t o detennin e th e LOO fo reac h analyte
.

Pag e 1 7 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s ofPFBS , PFHS , an d PFO S i n Groundwate r 1s t Quarte rSamplin g - 201 1



### 8. 6 La b Contro l Spike s (LCSs ) Aminimu m o ftw o la b contro l spike level s were prepare d an d analyze d i n triplicat e wit h eac h preparatio n set
. LCS s were prepare d b yspikin g know n amounts ofth e analyt e into 1 0 m LofMill i 0 wate rt o produce th e desire d concentration
. Th e spike d wate rsample s were the n analyze d i n th e sam e manne r as th e samples
. Th e metho d acceptance criteria , averag e ofLC S a teac h leve l shoul d b e withi n 100 % ± 20 % wit h a n RS D 220%
. 4/19/1 1 Analysis : Thre e level s ofLC S were prepare d an d metmetho d acceptance criteri a fo rPFBS , PFHS , an d linea rPFOS
. 4/24/1 1 Analysis : Thre e level s ofLC S were prepare d an d metmetho d acceptance criteri a fo rPFBS
. Th e lo wset ofLC S sample s were BLOO fo rPFH S an d PFOS , whil e th e mi d an d hig h setofLC S sample s met metho d acceptance criteria
. 5/12/1 1 Analysis : Two level s ofLC S were prepare d an d metmetho d acceptance criteri a fo rPFB S an d PFHS
. 5/14/1 1 Analysis : Thre e level s ofLC S were prepare d an d metmetho d acceptance criteri a fo rlinea r PFOS
. 5/16/1 1 Analysis : Two level s ofLC S were prepare d an d metmetho d acceptance criteri a fo rPFOS
. 5/17/1 1 Analysis : Two level s ofLC S were prepare d an d metmetho d acceptance criteri a fo rPFOS
. As th e reference material s use d fo rquantitatio n ofPFO S i s predominantl ylinear , an d th e PFO S presen t i n th e wate rsample s are comprise d ofbot h linea ran d branche d isomers , additiona l LC S sample s of PFO S (linea r+ branched ) were prepare d t o evaluate th e potentia l fo ranalytica l bias
. 4/19/1 1 Analysis : Thre e level s oflinea ran d branche d PFO S LC S were prepare d an d metmetho d acceptance criteria
. 4/24/1 1 Analysis : Thre e level s oflinea ran d branche d PFO S LC S were prepared
. Th e lo wsetofLC S sample s were BLOO , whil e th e mi d an d hig h setofLC S sample s metmetho d acceptance criteria , an d met metho d acceptance criteria
. 5/14/1 1 Analysis : Thre e level s oflinea ran d branche d PFO S LC S were prepare d an d metmetho d acceptance criteria
. 5/16/1 1 Analysis : Two level s o flinea ran d branche d PFO S LC S were prepare d an d metmetho d acceptance criteria
. 5/17/1 1 Analysis : Two level s oflinea ran d branche d PFO S LC S were prepare d an d metmetho d acceptance criteria
. Th e followin g calculation s were use d t o generate data i n Tabl e 6 fo rlaborator ycontro l spikes
. 1 ,^o 1^
. r . Calculate d Concentratio n ,.... , LC S Percen t Recover

y= * 100 % Spike Concentratio n LCS % RS D = standard deviatio n LC S replicate s . ^ Q^^ ^ averag e LC S recover

y

Pag e 1 8 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S I n Groundwate r 1s t Quarte rSamplin g - 201 1



### Tabl e 6
. Laborator yContro l Spik e Recovery
. ETS^-044. 0 Analyze d 4/19/1 1 La b I D LCS-110412- 1 LCS-110412- 2 LCS-110412- 3 Averag e ±%RS D LCS-110412- 4 LCS-110412- 5 LCS-110412- 6 Averag e ±%RS D LCS-110412- 7 LCS-110412- 8 LCS-110412- 9 Averag e ±%RS D Spike d

Concentratio n (ng/mL ) 2.0 0 2.0 0 2.0 0 PFB S

Calculate d Concentratio n (ng/mL ) 2.1 7 2.1 6 2.2 3 %Recover

y 10 9 10 8 11 1 109 % ±1.4 % 20. 0 20. 0 20, 0 20. 6

23. 6 22. 5 10 3

11 8 11 2 111 % ±6.8 % 50. 0 50. 0 50. 0 52. 2

56. 9 57. 0 10 4

11 4 11 4 111 % ±5.2 % Spike d Concentratio n (ng/mL ) 2.0 0 2.0 0 2.0 0 PFH S

Calculate d Concentratio n (ng/mL ) 2.2 2 2.3 0 2.2 9 %Recovei y

11 1 11 5 11 4 113 % ±1.8 % 20. 0 20. 0 20. 0 21. 1

23. 5 22. 7 10 6

11 8 11 3 112 % ±5.4 % 50. 0 50. 0 50. 0 51. 9

56. 0 56. 9 10 4

11 2 11 4 110 % ±4.8 %
ETS-8-044. 0 Analyze d 4/19/1 1
La b I D LCS-110412- 1 LCS-110412- 2 LCS-110412- 3 Averag e ±%RS D LCS-110412- 4 LCS-110412- 5 LCS-110412- 6 Averag e ±%RS D LCS-110412- 7 LCS-110412- 8 LCS-110412- 9 Averag e ±%RS D Spike d

Concentratio n (ng/mL ) 2.0 0 2.0 0 2.0 0 PFOSOineai )

Calculate d Concentratio n (na/m U 2.2 1 2.5 1 2.1 0 %Recover y 11 1 12 5 10 5 114 % ±9.0 % 20. 0 20. 0 20. 0 21. 7

24. 3 23. 0 10 8

12 2 11 5 115 % ±6.1 % 50. 0 50. 0 50. 0 52. 7

56. 7 57. 7 10 5

11 3 11 5 111 % ±4.8 % La b I D LCS-110412-1 0 LCS-110412-1 1 LCS-110412-1 2 Averag e ±%RS D LCS-110412-1 3 LCS-110412-1 4 LCS-110412-1 5 Averag e ±%RS D LCS-110412-1 6 LCS-110412-1 7 LCS-110412- 9 Averag e ±%RS D PFO S Oinear+branched ) Spike d Concentratio n (ng/mL ) 2.0 2 2.0 2 2.0 2 Calculate d

Concentratio n (ng/mL ) 2.1 4 2.0 3 2.3 1 YoRecover

y 10 6 10 1 11 4 107 % ±6.1 % 20. 2 20. 2 20, 2 21. 8

23. 3 22. 3 10 8

11 5 11 0 111 % ±3.2 % 50, 5 50. 5 50. 5 61. 5

60. 0 52. 7 12 2

11 9 10 4 115 % ±8.4 %

Pag e 1 9 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1



### Tabl e 6 continued
. Laborator yContro l Spik e Recovery
. ETS-8-044. 0 Analyze d 4/24/1 1
La b I D LCS-110422- 1 LCS-110422- 2 LCS-110422- 3 Averag e ±%RS D LCS-110422- 4 LCS-110422- 5 LCS-110422- 6 Averag e ±%RS D LCS-110422- 7 LCS-110422- 8 LCS-110422- 9 Averag e ±%RS D Spike d

Concentratio n (ng/mL ) 0.20 0 0.20 0 0.20 0 PFB S

Calculate d Concentratio n (ng/mL ) 0.18 9 0.20 0 0.23 1 %Recover y 94. 3 99. 8 11 5 103 % ±10 % 2.0 0 2.0 0 2.0 0 1.9 1

2.1 2 2.2 3 95. 6

10 6 11 2 105 % ±7.9 % 20. 0 20. 0 20. 0 19. 6

21. 5 23. 4 97. 9

10 7 11 7 10r/.±8.9 % Spike d Concentratio n (ng/mL ) 0.20 0 0.20 0 0.20 0 PFH S

Calculate d Concentratio n (ng/mL ) <0.25 0 <0.25 0 <0.25 0 VoRecover y N A N A N A NA'^ ' 2.0 0 2,0 0 2,0 0 1.8

2 2.2 3 2.0 1 91. 1

11 2 10 1 101 % ±10 % 20, 0 20, 0 20, 0 17. 6

18. 9 20. 6 88. 2

94. 7 10 3 95.3 % ±7.8 % ETS-8-044. 0 Analyze d 4/24/1 1
La b I D LCS-110422- 1 LCS-110422- 2 LCS-110422- 3 Averag e ±%RS D LCS-110422- 4 LCS-110422- 5 LCS-110422- 6 Averag e ±%RS D LCS-110422- 7 LCS-110422- 8 LCS-110422- 9 Averag e ±%RS D Spike d

Concentratio n (ng/mL ) 0.20 0 0,20 0 0,20 0 PFO S (linear)

Calculate d Concentratio n (ng/mL ) <0,25 0 <0,25 0 <0,25 0 %Recover y N A N A N A NA<^ ' 2,0 0 2,0 0 2.0 0 1.7

5 1.97 1.95 87, 7

98, 4 97, 3 94.5 % ±6.2 % 20. 0 20. 0 20. 0 20, 5

23, 7 24, 1 10 3

11 8 12 1 114 % ±8.5 % La b I D LCS-110422-1 0 LCS-110422-1 1 LCS-110422-1 2 Averag e ±%RS D LCS-110422-1 3 LCS-110422-1 4 LCS-110422-1 5 Averag e ±%RS D LCS-110422-1 6 LCS-110422-1 7 LCS-110422-1 8 Averag e ±%RS D PFO S (linear+branched ) Spike d Concentratio n (ng/mL ) 0,20 2 0,20 2 0,20 2 Calculate d

Concentratio n (ng/mL ) <0,25 0 <0,25 0 <0,25 0 VoRecover

y N A N A N A NA<' ' 2,0 2 2,0 2 2.0 2 1,84

1,8 2 1,69 90, 8

89, 9 83, 5 88.1 % ±4.5 % 20. 2 20. 2 20. 2 21, 0

22, 1 21, 9 10 4

11 0 10 8 107 % ±2.8 % (1 ) Th e sampl e resul t was BLOO , Arecover ycoul d no

t b e calculated
.

Pag e 2 0 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S I n Groundwate r 1s t Quarte rSamplin g - 201 1



### Tabl e 6 continued
. Laborator yContro l Spik e Recovery
. ETS-8-044, 0 Analyze d 5/12/1 1
La b I D LCS-110509- 1 LCS-110509- 2 LCS-110509- 3 Averag e ±%RS D LCS-110509- 4 LCS-110509- 5 LCS-110509- 6 Averag e ±%RS D PFB S Spike d Concentratio n (ng/mL ) 0.19 8 0.19 8 0.19 8 Calculate d

Concentratio n (ng/mL ) 0.18 5 0.20 2 0.21 2 %Recover y 93. 2 102 10 7 101 % ±6.9 % 1.98 1.98 1.98 1.70

2.2 2 2.4 0 85, 7

11 2 12 1 106 % ±17 % PFH S Spike d Concentratio n (ng/mL ) 0,19 8 0,19 8 0,19 8 Calculate d

Concentratio n (ng/mL ) 0,20 1 0,22 1 0,22 3 %Recover y 10 1 11 1 11 2 108 % ±5.6 % 1,98 1,98 1,98 1,7

4 2,1 9 2,2 5 88, 0

11 1 11 3 104 % ±13 % ETS^-044, 0 Analyze d 5/14/1 1
La b I D LCS-110513- 1 LCS-110513- 2 LCS-110513- 3 Averag e ±%RS D LCS-110513- 4 LCS-110513- 5 LCS-110513- 6 Averag e ±%RS D LCS-110513- 7 LCS-110513- 8 LCS-110513- 9 Averag e ±%RS D Spike d

Concentratio n (na/m U 0,19 9 0,19 9 0,19 9 PFO S (lineal )

Calculate d Concentratio n (ng/mL ) 0.18 8 0.18 3 0.18 2 VoRecover y 94. 6 92. 0 91. 4 92.7 % ±1.8 % 1.9 9 1.99 1,9 9 2.2 2

2.1 2 2.3 6 11 1

10 7 11 8 112 % ±5.0 % 9,9 4 9,9 4 9,9 4 9.0 9

9.2 5 8.1 9 91. 5

93. 0 82. 4 89.0 % ±6.4 % La b I D LCS-110513-1 0 LCS-110513-1 1 LCS-110513-1 2 Averag e ±%RS D LCS-110513-1 3 LCS-110513-1 4 LCS-110513-1 5 Averag e ±%RS D LCS-110513-1 6 LCS-110513-1 7 LCS-110513-1 8 Averag e ±%RS D PFO S (linear+branched ) Spike d Concentratio n (ng/mL ) 0.20 1 0.20 1 0.20 1 Calculate d

Concentratio n (ng/mL ) 0.19 6 0.20 9 0.20 7 %Recover

y 97, 6 10 4 10 3 102 % ±3.4 % 2.0 1 2.0 1 2.0 1 2.0 5

2.0 1 2.1 4 102

10 0 10 6 103 % ±3.0 % 10. 0 10. 0 10. 0 9.9 6

9.8 5 9,8 4 99, 6

98. 5 98. 4 98.8 % ±0.67 % ETS-8-044, 0 Analyze d 5/16/1 1
La b I D LCS-110509- 1 LCS-110509- 2 LCS-110509- 3 Averag e ±%RS D LCS-110509- 4 LCS-110509- 5 LCS-110509- 6 Averag e ±%RS D PFO S (linear)

Spike d Concentratm n (ng/mL ) 0,19 8 0,19 8 0,19 8 Calculate d

Concentratio n (ng/mL ) 0.15 2 0.16 4 0.18 2 %Recover v 76. 6 82. 6 91, 7 83.6 % ±9.1 % 1,98 1,98 1,98 1.52

1.9 9 2.0 6 76, 7

10 0 10 4 93.6 % ±16 % La b I D LCS-110509-1 0 LCS-110509-1 1 LCS-110509-1 2 Averag e ±%RS D LCS-110509-1 3 LCS-110509-1 4 LCS-110509-1 5 Averag e ±%RS D PFO S Oinear+branched ) Spike d Concentratio n (ng/mL ) 0,20 0 0,20 0 0,20 0 Calculate d

Concentratio n (ng/mL ) 0.19 9 0.20 7 0.20 7 %Recovefy

99, 6 10 3 10 3 102 % ±1.9 % 2.0 0 2,0 0 2.0 0 2.0 3

2,1 5 2,0 5 102

10 8 10 3 104 % ±3.1 %

Pag e 2 1 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s ofPFBS , PFHS , an d PFO S i n Groundwate r 1 S t Quarte rSamplin g - 201 1



### Tabl e 6 continued
. Laborator yContro l Spik e Recovery
. ETS-8-044, 0 Analyzed 5/17/1 1 La b I D LCS-110517- 1 LCS-110517- 2 LCS-110517- 3 Averag e + %RS D LCS-110517- 4 LCS-110517- 5 LCS-110517- 6 Averag e ±%RS D PFO S (linear)

Spike d Concentratio n (ng/mL ) 4,9 8 4,9 8 4,9 8 Calculate d

Concentratio n (ng/mL ) 5,82 5.73 5,6 9 VoRecover

y 11 7 11 5 11 4 115 % ±1.3 % 40, 0 40, 0 40, 0 44, 5

45, 3 45. 6 11 1

11 3 11 4 113% ±1.4 % La b I D LCS-110517- 7 LCS-110517- 8 LCS-110517- 9 Averag e ±%RS D LCS-110517-1 0 LCS-110517-1 1 LCS-110517-1 2 Averag e ±%RS D PFO S (linea r+ branched ) Spike d Concentratio n (ng/mL ) 5,0 4 5,0 4 5,0 4 Calculate d

Concentratio n (ng/mL ) 4.7 9 5.04 4.9 0 VoRecover

y 95, 1 100 97, 2 97.4 % ±2.5 % 40. 4 40. 4 40. 4 40, 3

41, 9 41, 7 99, 8

104 103 102 % ±2.1 % 

## 8. 7 Analytica l Metho d Uncertaint y Analytica l uncertaint yi s base d o n historica l LC S dat a tha t i s contro l charte d an d use d t o evaluat e metho d accuracyan d precision
. Th e metho d uncertaintyi s calculate d followin g ETS-12-012.2
. Th e standar d deviatio n i s calculate d fo rth e se t o faccuracyresult s (i n % ) obtaine d fo rth e LC S samples
. Th e expande d uncertaint yi s calculate d b ymultiplyin g th e standar d deviatio n b ya facto ro f2 , whic h correspond s t o a confidenc e leve l o f95%
. Aminimu m ofth e 5 0 dat a point s wer e use d t o generat e th e metho d uncertaint yvalues
. Tabl e 7
. Analytica l Uncertainty
. Analyt e PFB S PFH S PFO S Standar d Deviatio n 8,7 2 8,4 3 11, 0 Metho d Uncertaint y ±17 % ±17 % ±22 % 

## 8. 8 LaboratoryMatri xSpike s (LMS ) Tw o laboratorymatri xspike s wer e prepare d fo rsampl e se t G WGRS0 4 0 1 Y 1 C P fo rPFOS , Th e hig h FM S at 500 0 ng/m Lwa s no t meetin g metho d acceptanc e criteri a fo rPFOS , therefore , a 500 0 ng/m L LM S sampl e wa s prepare d o n bot h th e primarysampl e an d th e sampl e duplicate
. I t wa s note d at th e tim e o fsampl e preparation , tha t th e primar ysampl e fo rthi s samplin g se t containe d significantl ymor e sedimen t i n th e sampl e bottl e a s compared t o th e othe rsampl e bottle s collecte d fo rthi s location
. Th e colo ro fth e sampl e wa s simila rt o th e colo ro fdar k te a an d ha d a stron g petroleu m odor
. Th e LM S sampl e wa s prepare d byremovin g a 0.0 5 m Laliquo t o fbot h th e primarysampl e an d th e sampl e duplicate , addin g a n aliquo t o fspikin g solution , an d addin g laboratoryreagen t wate rfo ra final volum e o f1 0 mL
. Th e dilutio n facto rfo rth e LM S sample s wa s 200x
. Th e LM S sample s me t metho d acceptanc e criteri a wit h recoverie s fo r106 % an d 107 % respectively
. 

## 8. 9 Fiel d Matri xSpike s (FMS ) Fiel d matri xspike s wer e collecte d a teac h samplin g poin t t o verifytha t th e analytica l metho d i s applicabl e t o th e collecte d matrix
. Fiel d matri xspike s wer e generate d b yaddin g a measure d volum e o f field sampl e t o a containe rspike d byth e laboratorywit h PFB S (linear) , PFH S (linear) , an d PFO S (linear) prio rt o shippin g sampl e container s fo rsampl e collection
. Fiel d matri xspik e recoverie s withi n metho d acceptanc e criteri a o f100±30 % confir m tha t "unknown " component s i n th e sampl e matri xd o no t significantl yinterfer e wit h th e extractio n an d analysi s o fth e analyte s o finterest
. Fiel d matri xspik e
Pag e 2 2 of9 8GLP10-01-02 ; Interi m Repor t1 7 Analysi s o fPFBS , PFHS , an d PFO S I n Groundwate r 1 S t Quarte rSampling-201 1



### concentration s must b e 50 % ofth e sampl e concentratio n t o b e considere d a n appropriat e field spike
. Fiel d matri xspike s are presente d i n sectio n 9 ofthi s report
. Tabl e 8
. Fiel d Matri xSpikes
. Samplin g Locatio n 317 L
220R , 220L , 328 L 203L , 222R , 227L , 227R , 3 1 OR , 324L , 327R , 330L''' , 331 8 an d 335 S GRS04 , 312R , 330R<^

> 328 R
Tri p Blan k

Set s 1 an d 2 Spik e Leve l LowFM S Hig h FM S LowFM S Hig h FM S LowFM S Hig h FM S LowFM S Hig h FM S LowFM S Hig h FM S LowFM S Mi d FM S Hig h FM S PFB S

(ng/mL ) 1,00 10, 0 10, 0 10 0 10 0 100 0 100 0 500 0 10 0 50 0 10, 0 10 0 100 0 PFH S

(ng/mL ) 1,00 10, 0 10, 0 10 0 10 0 100 0 100 0 500 0 10 0 50 0 10, 0 10 0 100 0 PFO S

(ng/mL ) 1,00 10, 0 10, 0 10 0 10 0 100 0 100 0 500 0 10 0 50 0 10, 0 10 0 100 0 (1 ) Th e sampl e collectio n tx)ttle s use d t o collec t locatio n G W330 R were Intende d fo rlocatio n G W330L , Th e sampl e collectio n bottles use d t o collec tlocatio n G W330 Lwer

e Intende d fo rlocatio n G W330R ,



### „ „ „ (SampleConcentrationof FMS-Averag eConcentration : FieldSampl e& FieldSampl

eDup, ) „,„„„ , FMS Recover

y = - ^ ^ ^ ^-i * 100% Spik eConcentraton 

## 9 Dat a Summaryan d Discussio n Th e table s belowsummariz e th e sampl e results an d field matri xspike recoverie s fo rth e samplin g locafion s as wel l as th e Tri p Blank s an d rinseate blank
. Results an d averag e value s are rounde d t o thre e significan t figures accordin g t o EP Aroundin g njles
. Becaus e ofrounding , value s ma yvar yslightl y fro m thos e liste d i n th e ra wdata
. Fiel d matri xspik

e recoverie s meetin g th e metho d acceptance criteri a o f±30% , demonstrate thatth e metho d wa s appropriat e fo rth e give n matri xan d thei rrespective quantitative ranges . DA LG W203 LQ 1 Y1 1 L F (Tabl e 9 ) - Th e recover yofth e H S fo rPFO S was 138%
. Since thi s wa s th e onl yappropriate spike level , th e analytica l uncertaint yhas bee n adjuste d fo rPFO S t o ±38%
. DA LG W327 R Q 1 Y1 1 C P (Tabl e 19) - Th e recover yo fth e LS fo rPFH S wa s 14 1 % an d th e recover y o fth e H S wa s 96.3%
. Since th e LS i s th e mostappropriat e spike level , th e analytica l uncertaint yhas bee n adjuste d fo rPFH S t o ±4 1 %
. DA LG W330 R Q 1 Y1 1 C P (Tabl e 22 ) - Th e wron g sampl e bottle s were use d t o collec tthi s samplin g location
. As a result , a n appropriat e field matri xspike wa s no tavailabl e fo rPFBS
.

Pag e 2 3 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s ofPFBS , PFHS , an d PFO S I n Groundwate r 1st Quarte rSamplin g - 201 1



### DA LG W335 S Q 1 Y1 1 C P (Tabl e 25 ) - Th e recover yofth e H S fo rPFB S wa s 134%
. Since thi s wa s th e onl yappropriat e spike level , th e analytica l uncertaint yhas bee n adjuste d fo rPFB S t o ±34%
. A n appropriat e field matri xspike wa s not availabl e fo rPFH S an d PFOS
. DA LG WGRS0 4 Q 1 Y 1 C P (Tabl e 26 ) - Th e sampl e setwa s initiall yanalyze d o n 4/19/11
. Th e sample/sampl e duplicat e RP D fo rPFO S di d no tmeetmetho d acceptance criteri a a t50% , an d th e recover yofth e H S fo rPFO S di d no t meetmetho d acceptance criteri a wit h a recover y23.7%
. Th e sampl e set wa s re-dilute d an d analyze d o n 5/17/11
. Th e sample/sampl e duplicate RP D fo rPFO S di d no t meet metho d acceptance criteri a a t48% , an d th e H S fo rPFO S stil l outsid e metho d acceptance criteri a wit h a recover

yof32.9%
. Th e LM S sample s prepare d o n th e primar ysampl e an d sampl e duplicat e di d meet metho d acceptance criteri a wit h recoverie s of106 % an d 107 % respectively
. However , du e t o bot h th e RP D an d FM S recover yno tmeetin g metho d acceptance criteri a fo rPFOS , a resul t fo rPFO S wil l not b e reporte d fo rthi s samplin g location
.

Pag e 2 4 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S I n Groundwate r 1st Quarte rSamplin g - 201 1



### Tabl e 9
. G W203 LQ 1 Y1 1 L F

3 M LIM S I D GLP10-01-02-17-05 3 GLP10-01-02-17-05 4 GLP10-01-02-17-05 5 GLP10-01-02-17-05 6 Descriptio n G W203 LQ 1 Y1 1 L F 0 G W203 LQ 1 Y1 1 L F 1 GW203LQ 1 Y1 1 L F LS GW203LQ 1 Y1 1 L F H S Averag e Concentratio n (ng/mL ) ±%RP D PFB S Concentratio n (ng/mL ) 10 6 10 3 23 2 130 0 VoRecover

y N A N A 12 8 12 0 10 5 ng/m L±2.9 % PFH S Concentratio n (ng/mL ) 60 1 58 9 68 9 161 0 VoRecover

y N A N A N C 102 59 5 ng/m L±2.0 % PFO S Concentratio n (ng/mL ) 91 4 80 8 97 4 224 0 VoRecover

y N A N A N C 13 8 <^ ' 86 1 ng/m L±12%< ^ N A= No t Applicabl e N C = No t Calculated ; Endogenou s sampl e concentratio n greate rtha n 2xspike level
. Samples dilute d 20

xan d analyze d 4/19/11
. (1 ) Fiel d matri xspike di d no tmeet metho d acceptance criteri a of100 % ±30%
. (2 ) Th e analytica l uncertaint yhas bee n adjuste d fo rPFOS to ±38%
. 

### Tabl e 10
. G W220 R Q 1 Y1 1 L F

3MUMSI D GLP10-01-02-17-03 3 GLP10-01-02-17-03 4 GLP10-01-02-17-03 5 GLP10-01-02-17-03 6 Descriptio n GW220RQ 1 Y1 1 LF O GW220RQ 1 Y1 1 LF 1 GW220RQ 1 Y1 1 L F L S GW220RQ 1 Y1 1 L F H S Averag e Concentratio n (ng/mL ) ±VoRPD PFB S Concentratio n (ng/mL ) 8.4 4 8.3 7 19. 4 12 5 VoRecover

y N A N A 11 0 11 7 8.4 1 ng/m L±0.83 % PFH S Concentratio n (ng/mL ) 35. 1 33. 5 45. 4 144 VoRecover

y N A N A N C 11 0 34. 3 ng/m L±4.7 % PFO S Concentratio n (ng/mL ) 52. 3 50. 7 61. 5 134 VoRecover

y N A N A N C 82. 5 51. 5 ng/m L±3.1 % NA= No t /\ppllcabl e N C = No t Calculated ; Endogenou s sampl e concentratio n greate rtha n 2xspike level
. Samples dilute d 5

xan d analyze d 4/19/11
.

Pag e 2 5 of9 8GLP10-01-02 ; Interi m Repor t 1 7 /Analysi s o fPFBS , PFHS , an d PFO S I n Groundwate r 1st Quarte rSamplin g - 201 1



### Tabl e 11
. G W220 LQ 1 Y1 1 L F

3 M LIM S I D GLP10-01-02-17-03 7 GLP10-01-02-17-03 8 GLP10-01-02-17-03 9 GLP10-01-02-17-04 0 Descriptio n GW220LQ 1 Y1 1 LF O GW220LQ 1 Y1 1 L F 1 GW220LQ1Y11LFL S GW220LQ 1 Y1 1 L F H S Averag e Concentratio n (ng/mL ) ±VoRPD PFB S Concentratio n (ng/mL ) 11, 3 11. 6 23. 1 12 7 %Recover

y N A N A 11 7 11 6 11. 5 ng/m L±2.6 % PFH S Concentiatio n (ng/mL ) 50. 7 53. 2 64. 0 15 8 VoRecover

y N A N A N C 10 6 52. 0 ng/m L±4.8 % PFO S Concentratio n (ng/mL ) 79. 0 87. 9 92. 2 16 1 VoRecover

y N A N A N C 77. 6 83. 5 ng/m L±11 % NA= No t /Applicabl e N C = No t Calculated ; Endogenou s sampl e concentratio n greate rtha n 2xspik e level
. Sample s dilute d 5xan d analyze d 4/19/11
. 

### Tabl e 12
. G W222 R Q 1 Y1 1 L F

3 M LIM S I D GLP10-01-02-17-04 1 GLP10-01-02-17-04 2 GLP10-01-02-17-04 3 GLP10-01-02-17-04 4 Descriptio n GW222RQ 1 Y1 1 LF O GW222RQ 1 Y1 1 L F 1 GW222RQ 1 Y1 1 L F LS GW222RQ 1 Y1 1 L F H S Averag e Concentratio n (ng/mL ) ±VoRPD PFB S Concentratio n (ng/mL ) 96. 2 98. 9 20 3 115 0 VoRecover

y N A N A 10 5 10 5 97. 6 ng/m L±2.8 % PFH S Concentratio n (ng/mL ) 61 5 59 8 85 9 154 0 VoRecover

y N A N A N C 93. 4 60 7 ng/m L±2.8 % PFO S Concentratio n (ng/mL ) 75 5 80 7 82 9 162 0 VoRecover

y N A N A N C 83. 9 78 1 ng/m L±6.7 % N A= No t /Applicabl e N C = No t Calculated ; Endogenou s sampl e concentratio n greate rtha n 2xspike level
. Samples dilute d 20x.wit h th e exceptio n ofth e H S whic h wa s dilute d 50x , an d analyze d 4/24/11
.

Pag e 2 6 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 /Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1



### Tabl e 13
. G W227 R Q 1 Y1 1 L F

3MUMSI D GLP10-01-02-17-02 9 GLP10-01-02-17-03 0 GLP10-01-02-17-03 1 GLP10-01-02-17-03 2 Descriptio n GW227RQ 1 Y1 1 LF O GW227RQ 1 Y1 1 L F 1 GW227RQ 1 Y1 1 L F LS GW227RQ 1 Y1 1 L F H S Averag e Concentratio n (ng/mL ) ±VoRPD PFB S Concentratio n (ng/mL ) 21, 9 17. 2 13 1 113 0 VoRecover

y N A N A 11 1 11 1 19. 6 ng/m L±24%^ ' PFH S Concentratio n (ng/mL ) 11 8 93. 6 23 4 119 0 VoRecover

y N A N A 12 8 108 10 6 ng/m L±23%^^ ' PFO S Concentratio n (ng/mL ) 82 6 65 3 100 0 197 0 VoRecover

y N A N A N C 12 3 74 0 ng/m L±23 % (^

> N A= Not/Applicabl e N C = No t Calculated ; Endogenou s sampl e concentratio n greate rtha n 2xspike level
. Samples dilute d 20

xan d analyze d 4/19/11
. (1 ) Th e RP D di d no

t meet metho d acceptance criteri a o fS20%
. 

### Tabl e 14
. G W227 LQ 1 Y1 1 L F

3 M LIM S I D GLP10-01-02-17-02 5 GLP10-01-02-17-02 6 GLP10-01-02-17-02 7 GLP10-01-02-17-02 8 Descriptio n GW227LQ 1 Y1 1 LF O GW227LQ 1 Y1 1 L F 1 GW227LQ 1 Y1 1 L F LS GW227LQ 1 Y1 1 L F H S Averag e Concentratio n (ng/mL ) ±VoRPD PFB S Concentratio n (ng/mL ) 28 6 29 8 38 9 128 0 VoRecover

y N A N A N C 98. 8 29 2 ng/m L±4.1 % PFH S Concentratio n (ng/mL ) 61. 6 62. 7 16 5 101 0 VoRecover

y N A N A 103 94. 8 62. 2 ng/m L±1.8 % PFO S Concentratio n (ng/mL ) 36 5 36 0 47 7 119 0 VoRecover

y N A N A N C 82. 8 36 3 ng/m L±1.4 % N A= Not/Applicabl e N C = No t Calculated ; Endogenou s sampl e concentratio n greate rtha n 2xspike level
. Sample s dilute d 20xan d analyze d 4/19/11
.

Pag e 2 7 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S I n Groundwate r 1stQuarte rSamplin g - 201 1



### Tabl e 15
. G W3 1 O

R Q 1 Y1 1 C P

3 M LIM S I D GLP10-01-02-17-02 1 GLP10-01-02-17-02 2 GLP10-01-02-17-02 3 GLP10-01-02-17-02 4 Descriptio n GW310RQ 1 Y1 1 CP O GW310RQ 1 Y1 1 C P 1 GW310RQ 1 Y1 1 CPL S GW310RQ 1 Y1 1 CPH S Averag e Concentratio n (ng/mL ) ±VoRPD PFB S Concentratio n (ng/mL ) 83 6 84 3 98 2 189 0 VoRecover

y N A N A N C 10 5 84 0 ng/m L±0.83 % PFH S Concentratio n (ng/mL ) 46 5 50 4 57 3 157 0 VoRecover

y N A N A N C 10 9 48 5 ng/m L±8.0 % PFO S Concentratio n (ng/mL ) 94 3 109 0 105 0 181 0 %Recover

y N A N A N C 79. 4 102 0 ng/m L±14 % NA= No t /Applicabl e N C = No t Calculated ; Endogenou s sampl e concentratio n greate rtha n 2xspike level
. Samples dilute d 10O

xan d analyze d o n 4/19/11
. 

### Tabl e 16
. GW312RQ 1 Y1 1 C P

3MUMSI D GLP10-01-02-17-07 7 GLP10-01-02-17-07 8 GLP10-01-02-17-07 9 GLP10-01-02-17-08 0 Descriptio n GW312RQ 1 Y1 1 CP O GW312RQ 1 Y1 1 CP 1 GW312RQ 1 Y1 1 CPL S GW312RQ 1 Y1 1 CPH S Averag e Concentratio n (ng/mL ) ±VoRPD PFB S Concentratio n (ng/mL ) 117 0 121 0 237 0 705 0 VoRecover

y N A N A 11 8 11 7 119 0 ng/m L±3.4 % PFH S Concentratio n (ng/mL ) 71 0 54 7 148 0 533 0 VoRecover

y N A N A 85. 2 94. 0 629ng/mL±26%^ > PFO S Concentiatio n (ng/mL ) 118 0 83 3 198 0 

### b// 0 VoRecover

y N A N A 97. 4 95. 3 101 0 ng/m L±34%^

^ NA= No t /Applicabl e N C = No t Calculated ; Endogenou s sampl e concentratio n greate rtha n 2xspik e level
. Samples dilute d 10O

xan d analyze d 4/19/11
. (1 ) Th e RP D di d not meet metho d acceptance criteri a ofS20%
.

Pag e 2 8 of9 8GLP10-01-02 ; Interi m Repor t 1 7 /Analysi s o fPFBS , PFHS , an d PFO S I n Groundwate r 1st Quarte rSamplin g - 201 1



### Tabl e 17
. G W317 LQ 1 Y1 1 C P

3 M LIM S I D GLP10-01-02-17-01 7 GLP10-01-02-17-01 8 GLP10-01-02-17-01 9 GLP10-01-02-17-02 0 Descriptio n GW317LQ 1 Y1 1 CP O GW317LQ 1 Y1 1 CP 1 GW317LQ 1 Y1 1 CPL S GW317LQ 1 Y1 1 CPH S Averag e Concentratio n (ng/mL ) ±VoRPD PFB S Concentratio n (ng/mL ) 0.027 2 0.022 0 1.1 5 10. 8 VoRecover

y N A N A 11 3 10 8 0.024 6 ng/m L±21%'^ ' PFH S Concentratio n (ng/mL ) 0.12 1 0.11 7 1.24 11. 3 VoRecover

y N A N A 11 2 11 2 0.11 9 ng/mL±3.4V o PFO S Conceirtratio n (iig/mL ) 

### 0.26 8 0.23 1 1.33 8.7 7 VoRecover

y N A N A 10 8 85. 2 0.25 0 ng/m L±15 % N A= No t /Applicabl e Results fo rPFB S an d PFH S reporte d fi^ m 4/19/1 1 analysis
. Result s fo rPFO S reporte d fro m 5/14/1 1 analysis
. (1 ) Th e RP D di d no

t mee t metho d acceptance criteri a ofS20%
. 

### Tabl e 18
. G W324 LQ 1 Y1 1 C P

3 M LIM S I D GLP10-01-02-17-04 5 GLP10-01-02-17-04 6 GLP10-01-02-17-04 7 GLP10-01-02-17-04 8 Descriptio n G W324 LQ 1 Y1 1 C P 0 G W324 LQ 1 Y1 1 C P 1 G W324 LQ 1 Y1 1 C P L S G W324 LQ 1 Y1 1 C P H S Averag e Concentratio n (ng/mL ) ±VoRPD
. PFB S Concentratio n (ng/mL ) 11 3 11 1 23 6 121 0 VoRecover

y N A N A 12 4 11 0 11 2 ng/m L±1.8 % PFH S Concentratio n (ng/mL ) 11 4 10 8 22 6 108 0 VoRecover

y N A N A 11 5 96. 9 11 1 ng/mL±5.4V o PFO S Concentratio n (ng/mL ) 33 2 29 9 41 4 128 0 VoRecover

y N A N A N C 96. 5 31 6 ng/m L±10 % N A= No t /Applicabl e N C = No t Calculated ; Endogenou s sampl e concentratio n greate rtha n 2xspik e level
. Samples dilute d 20

xan d analyze d 4/19/11
.

Pag e 2 9 of9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1s t Quarte rSamplin g - 201 1



### Tabl e 19
. G W327 R Q 1 Y1 1 C P

3 M LIM S I D GLP10-01-02-17-07 3 GLP10-01-02-17-07 4 GLP10-01-02-17-07 5 GLP10-01-02-17-07 6 Descriptio n GW327RQ 1 Y1 1 CP O GW327RQ 1 Y1 1 C P 1 GW327RQ 1 Y1 1 CPL S GW327RQ 1 Y1 1 CPH S Averag e Concentratio n (ng/mL ) ±VoRPD PFB S Concentratio n (ng/mL ) 92. 0 94. 5 21 6 129 0 VoRecover

y N A N A 12 3 12 0 93. 3 ng/m L±2.7 % PFH S Concentratio n (ng/mL ) 16 9 16 6 30 8 113 0 VoRecover

y N A N A 141(1 ) 96. 3 16 8 ng/m L±1.8% ^ PFO S Concentratio n (ng/mL ) 59 1 64 3 65 2 148 0 VoRecover

y N A N A N C 86. 3 61 7 ng/m L±8A % N A= Not Applicabl e N C = No t Calculated ; Endogenou s sampl e concentratio n greate rtha n 2xspike level
. Samples dilute d 50

xan d analyzed 4/19/11
. (1 ) Fiel d matri xspike di d no t mee t metho d acceptance criteri a of100 % ±30%
. (2 ) Th e analytica l uncertaint yhas bee n adjuste d fo rPFH S t o ±4 1 %
. 

### Tabl e 20
. G W328 R Q 1 Y1 1 C P

3 M LIM S I D GLP10-01-02-17-06 1 GLP10-01-02-17-06 2 GLP10-01-02-17-06 3 GLP10-01-02-17-06 4 Descriptio n GW328RQ 1 Y1 1 CP O GW328RQ 1 Y1 1 C P 1 GW328RQ 1 Y1 1 CPL S GW328RQ 1 Y1 1 CPH S Averag e Concentratio n (ng/mL ) ±VoRP D PFB S Concentratio n (ng/mL ) 38. 0 40. 0 15 2 61 2 VoRecover

y N A N A 11 3 11 5 39. 0 ng/m L±5.1 % PFH S Concentratio n (ng/mL ) 64. 7 61. 5 16 1 51 6 VoRecover

y N A N A 97. 9 90. 6 63. 1 ng/m L±5.1 % PFO S Concentratio n (ng/mL ) 22 3 21 0 32 3 67 7 VoRecover

y N A N A N C 92. 1 21 7 ng/m L±6.0 % N A= Not /Applicabl e N C = No t Calculated ; Endogenou s sampl e concentratio n greate rtha n 2xspike level
. Sample , sampl e duplicate , an d L S dilute d lOx , H S dilute d 20x , an d analyze d 4/19/11
.

Pag e 3 0 of9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s ofPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1



### Tabl e 21
. G W328 LQ 1 Y1 1 C P

3MUMSI D GLP10-01-02-17-05 7 GLP10-01-02-17-05 8 GLP10-01-02-17-05 9 GLP10-01-02-17-06 0 Descriptio n G W328 LQ 1 Y1 1 C P 0 GW328LQ 1 Y1 1 C P 1 G W328 LQ 1 Y1 1 C P LS G W328 LQ 1 Y1 1 C P H S Averag e Concentratio n (ng/mL ) ±VoRPD PFB S Concentratio n (ng/mL ) 73. 1 70. 7 82. 7 18 9 %Recover

y N A N A N C 11 7 71. 9 ng/m L±3.3 % PFH S Concentratio n (ng/mL ) 22. 7 21. 9 32. 4 12 3 VoRecover

y N A N A N C 10 1 22. 3 ng/m L±3.6 % PFO S Concentratio n (ng/mL ) 1.4 2 1.24 9.3 8 NA<^' VoRecover

y N A N A 80. 5 NA<^ ' 1.3 3 ng/m L±14 % N A= No t /Applicabl e N C = No t Calculated ; Endogenou s sampl e concentratio n greate rtha n 2xspike level
. Samples dilute d lOxan d analyze d fo rPFB S an d PFH S o n 4/19/11
. Result s fo rPFO S reporte d firo m undilute d sample s analyze d o n 5/14/11
. (1 ) Sampl e was no

t analyze d since th e spike leve l was no t expecte d t o b e appropriate a s compare d t o th e sampl e concentration
. 

### Tabl e 22
. G W330 R Q 1 Y1 1 C P

3MUMSI D GLP10-01-02-17-00 9 GLP10-01-02-17-01 0 GLP10-01-02-17-01 1 GLP10-01-02-17-01 2 Descriptio n GW330RQ 1 Y1 1 CP O GW330RQ 1 Y1 1 C P 1 GW330RQ 1 Y1 1 CPL S GW330RQ 1 Y1 1 CPH S Averag e Concentratio n (ng/mL ) ±VoRP D PFB S Concentratio n (ng/mL ) 299 0 304 0 313 0 413 0 %Recover

y N A N A N C N C 302 0 ng/m L±1.r/o^ > PFH S Concentratio n (ng/mL ) 25 7 26 1 38 3 139 0 VoRecover

y N A N A N C 11 3 25 9 ng/m L±1.5 % PFO S Concentratio n (ng/mL ) 72 5 71 5 77 1 179 0 VoRecover

y N A N A N C 10 7 72 0 ng/m L±1.4 % N A= No t /Applicabl e N C = No t Calculated ; Endogenou s sampl e concentratio n greate rtha n 2xspike level
. Samples dilute d 50x , wit h th e exceptio n o fth e H S sampl e whic h was dilute d 10OX , an d analyze d o n 4/19/11
. (1 ) Samples were coDecte d i n bottle s intende d fo rG W330L , whic h containe d FM S sample s at 100 ng/m Lan d 1000 ng/m LBottle s intende d fo rG W330 R containe d FM S sample s at 1000 ng/m Lan d 500 0 ng/mL
. /A s a result , a n appropriate fiel d matri xspike was no t availabl e fo rPFBS
.

Pag e 3 1 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S I n Groundwate r 1 s t Quarte rSamplin g - 201 1



### Tabl e 23
. GW330LQ 1 Y1 1

3 M LIM S I D GLP10-01-02-17-01 3 GLP10-01-02-17-01 4 GLP10-01-02-17-01 5 GLP10-01-02-17-01 6 Descriptio n G W330 LQ 1 Y1 1 C P 0 G W330 LQ 1 Y1 1 C P 1 G W330 LQ 1 Y1 1 C P L S G W330 LQ 1 Y1 1 C P H S Averag e Concentratio n (ng/mL ) ±%RP D PFB S Concentratio n (ng/mL ) 59 0 49 9 167 0 629 0 %Recover

y N A N A 11 3 11 5 54 5 ng/m L±ir/ o PFH S Concentratio n ^ng/mL ) 67 7 57 2 181 0 663 0 VoRecover

y N A N A 11 9 12 0 62 5 ng/m L±17 % PFO S Concentratio n (ng/mL ) 23 3 21 3 110 0 527 0 VoRecover

y N A N A 87. 7 10 1 22 3 ng/m L±9.0 % NA= Not/Applicabl e Samples dilute d 20x , wit h th e exceptio n ofth e H S sample , whic h was injecte d at a volum e t o simulate a dilutio n of125X , an d analyze d o n 4/19/11
. Sample s wsi e collecte d i n bottle s intende d fo rG W330R , whic h containe d FM S sample s at 100 0 ng/m Lan d 50 0 ng/m LBottle s Intende d fo rC3 W330 Lcontaine d FM S sample s at 10 0 ng/m L an d 100 0 ng/m L 

### Tabl e 24
. GW331SQ 1 Y1 1

3MUMSI D GLP10-01-02-17-06 9 GLP10-01-02-17-07 0 GLP10-01-02-17-07 1 GLP10-01-02-17-07 2 Descriptio n GW331SQ 1 Y1 1 CP O GW331SQ 1 Y1 1 CP 1 GW331SQ 1 Y1 1 CPL S GW331SQ 1 Y1 1 CPH S Averag e Concentratio n (ng/mL ) ±VoRP D PFB S Concentratio n (ng/mL ) 64 0 47 6 61 4 157 0 %Recover

y N A N A N C 10 1 55 8 ng/m L±29%'^ ' PFH S Concentratio n (ng/mL ) 31 4 26 9 36 7 116 0 VoRecover

y N A N A N C 86. 9 29 2 ng/m L±15 % PFO S Concentratio n (ng/mL ) 66 8 61 5 71 4 153 0 VoRecover

y N A N A N C 88. 9 64 2 ng/m L±8.3 % NA= No t /Applicabl e N C = No t Calculated ; Endogenou s sampl e concentratio n greate rtha n 2xspik e level
. Samples dilute d 50

xan d analyze d o n 4/19/11
. (1 ) Th e RP D di d no

t mee t metho d acceptance criteri a ofS20%
.

Pag e 32 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 /Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1s t Quarte rSamplin g - 201 1



### Tabl e 25
. G W335 S Q 1 Y1 1 C P

3 M LIM S I D GLP10-01-02-17-04 9 GLP10-01-02-17-05 0 GLP10-01-02-17-05 1 GLP10-01-02-17-05 2 Descriptio n G W335 S Q 1 Y1 1 C P 0 G W335 S Q 1 Y1 1 C P 1 G W335 S Q 1 Y1 1 C P L S G W335 S Q 1 Y1 1 C P H S Averag e Concentratio n (ng/mL ) ±VoRP D PFB S Concentratio n (ng/mL ) 110 0 106 0 122 0 242 0 VoRecover

y N A N A N C 134'^ ' 1080ng/mL±3.r/o ^ PFH S Concentratio n (ng/mL ) 205 0 200 0 213 0 331 0 VoRecover

y N A N A N C N C 203 0 ng/m L±2.5 % f^

' PFO S Concentratio n (ng/mL ) 581 0 621 0 587 0 769 0 VoRecover

y N A N A N C N C 6010ng/mL±6.7Vo^ * N A= No t Applicabl e N C = No t Calculated ; Endogenou s sampl e concentratio n greate rtha n 2xspik e level
. Samples dilute d 50

xfo rPFBS an d PFHS , whil e sample s wer e injecte d a

t a volum e t o simulate a dilutio n of125 xfo rPFO S an d analyze d o n 4/19/11
. (1 ) Fiel d matri xspik

e di d no tmeet method acceptance criteria
. (2 ) Tfi e analytica l uncertaint yhas bee n adjuste d fo rPFB S t o ±34%
. (3 ) /A n appropriate spike leve l wa s not availabl e t o assess accurac yfo rPFH S an d PFOS
. 

### Tabl e 26
. G WGRS0 4 Q 1 Y1 1 C P

3MUMSI D GLP10-01-02-17-06 5 GLP10-01-02-17-06 6 GLP10-01-02-17-06 7 GLP10-01-02-17-06 8 Descriptio n G WGRS0 4 Q 1 Y1 1 C P 0 G WGRS0 4 Q 1 Y1 1 C P 1 G WGRS0 4 Q 1 Y1 1 C P LS G WGRS0 4 Q 1 Y1 1 C P H S Averag e Concentratio n (ng/mL ) ±VoRP D PFB S Concentratio n (ng/mL ) 209 0 195 0 329 0 831 0 VoRecover

y N A N A N C 12 6 202 0 ng/m L±6.9 % PFH S Concentratio n (ng/mL ) 554 0 517 0 651 0 1180 0 VoRecover

y N A N A N C 12 9 536 0 ng/m L±6.9 % PFO S Concentratio n (ng/mL ) VoRecover y
Not Reporte d
No t Reported'^ ' N A= No t /Applicabl e N C = No t Calculated ; Endogenou s sampl e concentratio n greate rtha n 2xspik e level
. Samples dilute d 10O

xfo rPFB S an d PFH S an d analyze d o n 4/19/11
. Samples dilute d 200 xfo rPFO S an d analyze d o n 5/17/11
. (1 ) Bot h th e RP D an d FM S recover ydi d no t meet metho d acceptance criteri a fo rPFOS
. Aresul t fo rPFO S wil l notb e reporte d fo rthi s samplin g location
. Se e discussio n i n sectio n 9 ofth e repor t fo radditiona l information
.

Pag e 3 3 of9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s ofPFBS , PFHS , an d PFO S I n Groundwate r 1st Quarte rSamplin g - 201 1



### Tabl e 27
. Tri p Blan k

1

3 M LIM S I D GLP10-01-02-17-00 1 GLP10-01-02-17-00 2 GLP10-01-02-17-00 3 GLP10-01-02-17-00 4 Descriptio n Tri p Blan k

1 Sampl e Tri p Blan k

1 Low Tri p Blan k

1 Mici Tri p Blan k

1 Hig h PFB S

Concentratio n (ng/mL ) <0.020 0 10. 5 11 2 106 0 VoRecover

y N A 10 5 11 2 10 6 PFH S

Concentratio n (ng/mL ) <0.040 0 11. 1 11 6 111 0 VoRecover

y N A 11 1 11 6 11 1 PFO S Concentratio n (ng/mL ) <0.50 0 10. 9 10 3 94 5 VoRecover

y N A 10 9 10 3 94. 5 N A= No t Applicabl e FM S Mi d dilute d 10x , FM S Hig h dilute d 50x , an d analyze d o n 4/19/11
. 

### Tabl e 28
. Tri p Blan k

2

3 M LIM S I D GLP10-01-02-17-00 5 GLP10-01-02-17-00 6 GLP10-01-02-17-00 7 GLP10-01-02-17-00 8 Descriptio n Tri p Blan k

2 Sampl e Tri p Blan k

2 Low Tri p Blan k

2 Mi d Tri p Blan k

2 Hig h PFB S

Concentrati'o n (ng/mL ) <0.020 0 10. 4 10 5 105 0 VoRecover

y N A 104 10 5 10 5 PFH S

Concentratio n (ng/mL ) <0.040 0 10. 8 10 8 112 0 VoRecover

y N A 10 8 10 8 11 2 PFO S Concentrati'o n (ng/mL ) <0.50 0 11. 0 88. 2 96 2 VoRecover

y N A 11 0 88. 2 96. 2 NA= No t /Applicabl e FM S Mi d dilute d 10x , FM S Hig h dilute d 50x , an d analyze d o n 4/19/11
.

Pag e 3 4 of9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1 s t Quarte rSamplin g - 201 1



### Tabl e 29
. GLP10-01-02-1 7 Equipmen t Rinseat e Blan k

3 M LIM S I D GLP10-01-02-17-08 1 Descriptio n Equipmen t Blan k

GRS04 PFB S

Concentratio n (ng/mL ) <0.020 0 PFH S

Concentratio n (ng/mL ) <0.040 0 PFO S

Concentratio n (ng/mL ) <0.50 0 Sampl e was analyzed o n 4/19/11
. 

### Tabl e 30
. GLP10-01-02-1 5 Soi l Equipmen t Rinseat e Blank s

3MUMSI D GLP10-01-02-15-01 3 GLP10-01-02-15-01 7 GLP10-01-02-15-01 9 GLP10-01-02-15-07 8 Descriptio n DALSSSS15R B DALSSSS18R B DALSSSS10R B DA LS S SS2 6 R B PFB S Concentratio n (ng/mL ) <0.025 0 <0.025 0 <0.025 0 <0.025 0 PFH S

Concentratio n (ng/mL ) <0.025 0 <0.025 0 <0.025 0 <0.025 0 PFO S

Concentratio n (ng/mL ) <0.025 0 <0.025 0 <0.025 0 <0.025 0 Sample s analyze d fo rPFB S an d PFH S o n 5/12/11
. Samples analyze d fo rPFO S o n 5/16/11
.

Pag e 3 5 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s ofPFBS , PFHS , an d PFO S I n Groundwate r 1st Quarte rSamplin g - 201 1



# 1 0 Qamc^io n Laborator ycontro l spike s an d fiel d matri xspike s were use d t o detennin e th e ana!ytic:a l metho d accurac yan d precisio n fo rPFBS , PFHS , an d PFOS
. Analysi s wa s successfull ycomplete d followin g 3 M Environmenta l Laborator ymetho d ETS-8-044. 0 describe d herein
. 

# \1 1 BatafBamipt

eRetentio n Al l remainin g sample s an d asscx:iated projec tdata (hardcopyan d electronic) wil l b e archive d accordin g t o 3 M Environmenta l Laborator ystandar d operatin g procedures
. 

# 1 2 /i0ac/mi&nt s Attachmen t A : Protoco l Amendmen t 1 7 (Genera l Projec tOutline ) Attachmen t B : Representative Chromatogram s an d Calibratio n Curve s Attachmen t C : Analytica l Methcx I Attachmen t D : Metho d Deviatio n

Pag e 3 6 o f9 8GLP10-01-02 ; Interi m Repor t1 7 Analysi s o fPFBS , PFHS , an d PFO S I n Groundwate r 1 s t Quarte rSamplin g - 201 1


# \13^^atttre s 

# M zoi L ClestonCange , Ph.D. , 3 M Principa l Analytica l Investigato rDate

Willia m K
. Reagen , Ph.D. , 3 M Environmenta l Laborator yDepartmen tManage rDate



# -7/ 2 Gar yHohenstein , Sponso rRepresentative Date

Jaisimh a Kes^ , StudyDirecto r' Date

Pag e 3 7 of9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s ofPFBS , PFHS , an d PFO S I n Groundwate r 1st Quarte rSamplin g - 201 1


## ATTACHMEN TA : PROTOCO LAMENDMEN T

Pag e 3 8 o f9 8GLP10-01-02 ; Interi m Repor t1 7 Analysi s ofPFBS , PFHS , an d PFO S I n Groundwate r 1st Quarte rSamplin g - 201 1 

### Analytica l Protocol : GLP10-01-0 2

Amendmen t1 7



## Stud yTitl e Analysi s o fPerfluorooctan e Sulfonat e (PFOS) , Perfluorohexan e Sulfonat e (PFHS ) an d Perfluorobutan e sulfonat e (PFBS ) i n Groundwater , Soi l an d Sedimen tfo rth e 3 M

Decatu rPhas e 3 Site-Relate d Monitorin g Progra m

PROTOCO LAMENDMEN TNO
. 1 7

Amendmen t Date : Marc h 14,201 1 Performin g Laborator y 3 M Environmental , Health , an d SafetyOperation s

3 M Environmenta l Laborator y Buildin g 260-5N-1 7 Maplewood , M N 55144-100 0
Laborator yProjec t Identificatio n

GLP10-01-0 2 Samplin g Even t Decatu r1^ ' Quarte rGroundwate rSamplin g

Pag e 1 o f7 Pag e 3 9 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamolin a - 201 1 

### Analytica l Protocol : GLPf0^1-0 2

Amendmen t1 7 

## Thi s amendmen t modifie s th e followin g portio n o fprotocol : "Analysi s o fPFOS , PFH S an d PFB S i n Groundwater , Soi l an d Sedimen t fo rth e 3 M

Decatu rPhas e 3 Site-Relate d Monitorin g Program "

PROTOCO LREADS : 

### N o change s t o th e wordin g ofth e protoco l ar e required
.

AMEN D T

O READ : 

### N o change s t o th e wordin g o fth e protoco l ar e required
. Thi s amendmen tonl yaddresse s an d document s th e additio n o fth e Genera l Project Outlin e (GPO ) fo rth e collectio n an d analysi s o fgroundwate rsample s fro m Decatur , AL , an d conducte d a s par t o fth e 3 M Decatu rPhas e 3 Progra m fo rPFOS , PFH S an d PFB S {GLP10-01-02)
. Th e anticipate d sampl e collectio n wil l occu raroun d th e timefram e ofth e wee k o fMarc h 21 , 2011
. Th e groundwate rsample s fo rthi s samplin g even twil l b e entere d int o th e 3 M Environmenta l Laborator yLIM S a s project GLP10-01-01-1 7 an d reporte d a s interi m repor tGLP10-01-02-17 , (reflectin g stud yGLP10-01-0 2 an d amendment-17)
.
Reason : 

### Th e reaso n fo rthi s amendmen t i s t o documen tth e Genera l ProjectOutlin e (GPO ) whic h describe s th e anticipat e groundwate rsampl e collectio n even tt o b e conducte d fo rth e 3 M Decatur
. A Lfacility
. Th e GP O i s fou rpage s i n lengt h an d include d as attache d t o thi s amendmen tfomri
.

Pag e 2 o f7 Pag e 4 0 o f9 8Analysi s o f 

### 1st Quarte r S^tJUfiif^rgfftfit

1 7 

# Amendmen t Approva l



# imi WM?^ H Gar yHohenstein , Sponso rRepresentative 

## Dat e 

# ^/f^k<DJ ) Clesto n C
. Lange , Principa l Analytica l Investigato r 

## Date


# ////9^0lC//^O/ / Willia m Reagen , EH S Opn s Environmenta l La b Managemen t



# \ihL Date



# 2k\\\ \

' Date Jaisimh a Kesar i P.E. , DEE , Stud yDirecto r

Pag e 4 1 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s ofPFBS , PFHS , an d PFO S I n Groundwate r 1st Quarte rSamplin g - 201 1 

### Analytica l Protocol : GLPlO-Ol-0 2

Amendmen t1 7 

## K i ' Environmenta l Healt h & Safet yOperations , Environmenta l Laborator y C^s-Qsrn ; ?i*o;2Gj 'Dcitlm e To : Gar

yHohenstein , 3 M EHS&Opn s From : Susa n Wolf , 3 M EHS&Opns ; Environmenta l La b cc : Willia m Reagen , 3 M EHS&Opns ; Environmenta l La b

Clesto n Lange , 3 M EHS&Opns ; Environmenta l La b Ja i Kesari , Westo n Solution s Charle s Young , Westo n Solution s Date : Marc h 14,201 1 Subject : Analysi s o fPerfluorooctan e Sulfonat e (PFOS) , Perfluorohexan e Sulfonat e (PFHS ) an d

Perfluorobutan e sulfonat e (PFBS ) i n Groundwater , Soi l an d Sedimen tfo rth e 3 M Decatu r Phas e 3 Site-Relate d Monitorin g Program ; GL P Interi m Repor t09 - Decatu r1*'Quarte r2-1 1 Groundwate rSamplin g 

## 1 Genera l Projec t informatio n

Contact s

La b Reques t Numbe r Si xDigi t Departmen t Numbe r Projec t Schedule/Tes tDate s 3 M Sponso rRepresentativ e Gar yHohenstei n 3 M EH S Operation s 3 M Buildin g 224-5W-0 3 Sain t Paul , M N 55144-100 0 Phone:(651)737-357 0 aahohenstein@mmm.co m 3 M Environmenta l Laborator yManagemen t Willia m K
. Reage n 3 M EH S Opns , Environmenta l Laborator y 260-5N-1 7 65 1 733-973 9 wkreaaenOmmm.co m Principa l Anaiytica i Investigato r Clesto n Lang e 3 M EH S Opns , Environmenta l Laborator y 260-5N-1 7 65 1 733-986 0 cclanae(a)mmm.co m Samplin g Coordinato r Timoth yFrina k Westo n Solution s Tlmothv.frinak@westonsolutions.co m PtK)ne:(334)-332-912 3 GLP10-01^2-1 7 Dep t #530711 , Project #002267444 9 Samplin g schedule d fo rth e wee k o fIVIarch 21,201 1 

### Al t verba l an d writte n correspondenc e mi l b e directe d t o GaryHohenstein
. Pag e 4 o f7 Pag e 4 2 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1s t Quarte rSamplin g - 201 1 

### Analytica l Pmtocol : GLP10-01-0 2

Amendmen t1 7 2 Backgroun d informatio n an d Projec tObjective(s ) Th e 3 M EH S Operation s Laborator y(3 M Environmenta l Lab ) wil l receiv e an d analyz e groundwate r sample s collecte d fro m seventee n groundwate rwell s fo rPerfluorobutanesulfonat e (PFBS) , Perfluorohexanesulfonat e (PFHS) , an d Perfluorooctanesulfonat e (PFOS)
. Analyse s wil l b e conducte d unde rth e GL P requirement s o fEP ATSC AGoo d Laborator yPractic e Standard s 4 0 CF R 792
. Groundwate rsample s fro m Decatur , A Lwil l b e collecte d b yWesto n Solution s personne l th e wee k o f Marc h 21 , 2011
. Th e 3 M Environmenta l Laborator ywil l prepar e th e sampl e bottle s vvit h ai l require d spike s t o ensur e tha t result s fo rPFBS , PFHS , an d PFO S ar e o fa know n precisio n an d accuracy . Th e fina l report wil l b e submitte d t o Gar yHohenstei n an d Ja i Kesar i upo n completio n unde rinteri m reportGLP10-01-02 - 17
. 

## 3 Projec t Schedul e Sampl e collectio n bottle s wil l b e prepare d byth e 3 M Environmenta l Laboratory
. Sampl e bottle s wil l b e shippe d i n ccKDler s overnigh t to 3 M Decatu rfo ranriva l b yFriday , Marc h 18,2011
. Sampl e bottle s shoul d b e store d refrigerate d on-sit e unti l sampl e collection
. Marti n Smit h \

Westo n Traile r 3 M Decatu rPlan t 140 0 Stat e Docks Roa d Decatur , Alabam a 3560 1 

## 4 Tes t Parameter s Th e targete d limi t o fquantitatio n vwl l b e 0.02 5 ng/m L(ppb ) fo rPFBS , PFHS , an d PFOS
. Atota l o fseventee n samplin g location s have bee n specified
. Fo reac h samplin g location , fou rsampl e bottle s wil l b e collecte d (sample , sampl e duplicate , lo wfield matri xspike , an d hig h fiel d matri xspike)
. Th e "fil l t o here " lin e o n eac h 25 0 m LNalgen e bottl e wil l b e 20 0 mL
. Fou rsets o ftri p blan k spike s consistin g ofreagent-grad e water , a s wel l a s a n additiona l bottl e t o b e use d fo rth e preparatio n ofth e equipmen trinseate blanks , wil l b e prepare d a t th e 3 M Environmenta l Laborator yan d sen tt o th e samplin g locatio n wit h th e othe rbottles
. Results fro m GLP10-01-02-02 an d GLP10-01-02-0 9 were use d t o determin e th e field matri xspike level s fo rGLP10-01 - 01-1 7 liste d i n Tabl e 1
. Tabl e 1
. Samplin g Location s an d Fiel d Matri xSpik e levels
. Wel l No
. 317 L 220R , 220L
. 328 L 203L , 222R , 227L , 227R
. 1 310R.324L,327R.330L
. 3313 , 335 S GRS04
. 312R
. 330 R 328 R Tri p Blan k

Set s 1 an d 2 Sampl e Leve l Low Hig h Low Hig h Low Hig h Low Hig h Low Hig h Lo w Mi d Hig h Spik e Cone
. (ng/mL ) 1 1 0 1 0 10 0 10 0 100 0 100 0 500 0 10 0 50 0 1 0 10 0 100 0


### Pag e 5 o f7 Pag e 4 3 o f9 8GLP10-01-02 ; Interi m Repor t1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1 s t Quarte rSamplin g - 201 1 

### Analytica l Protocol : GLPlO-ul-0 2

Amendmen t1 7


## 5 Tes t Method s Sample s wil l b e prepare d an d analyze d byLC/MS/M S followin g ETS-8-044. 0 "Determinatio n o fPerfluorinate d Compound s I n Wate rb

yHig h Performance Liqui d Chromatography/Mas s Spectrometr yDirec tInjectio n Analysis"
. Du e t o previou s dat a fo rthes e samplin g location s (GL P 10-01-02-02 an d GLP10-01-02-09) , sample s GLP10-0 1 -02-1 7 wil l most likel yrequire dilution
. Sample s requirin g dilutio n wil l b e prepare d i n Milli- Q wate r prio rt o analysi s byETS-8-044.0
. Th e data qualit yobjective s forthes e studie s are quantitative results fo rth e targe t analyte s wit h a n anaiytica i acxajrac yo f100±30%
. Fiel d matri xspike s notyieldin g recoverie s withi n 100±30 % wil l b e addresse d i n th e repor t an d th e final acxxirac

ystatemen tmayb e adjuste d accordingly
. /^temately , sample s ma

yb e analyze d byETS 8-110. 1 "Analysi s o fFluorochemical s i n Extracts Usin g HPLC Electrospray-Mas s Spectrometry-Mas s Spectrometry " as a n analytica l reference fo rth e sampl e location s analyze d b

ydirec t on-colum n injectio n analysi s ofsample s dilute d wit h methano l a s opposec i t o Milli- 0 water
. Calibratio n curve s use d fo rbot h ETS-8-044. 0 an d ETS-8-110. 1 wil l b e constructe d usin g th e linea risome ro f PFO S only , fi"om nomina l concentration s o f0.0 2 ng/m L-10 0 ng/mL
. Du e t o th e expecte d cxjncentratio n of linea r+ branche d PFO S i n th e samples , there ma yb e th e potentia l fo ranalytica l bias du e t o quantitatin g linea r an d branche d isomer

s o fPFO S against a predominatel ylinea rreference standard fo rPFO S a tth e highe ren d ofth e calibratio n curve . Laborator ycont-o l sample s (LCS ) o flinea r+ branche d PFO S wil l b e prepare d atthre e concentration s t o evaluat e th e potentia l fo ranalytica l bias
. LC S witt i averag e recoverie s greate rtha n 100%±30%ma

ysuggest analytica l bias
. I ftiie recover yofth e linea r+ branche d LC S i s greate rtha n 100%±30 % i t ma

yb e necessar

yt o quantitat e PFO S b

yprocessin g th e linea ran d branche d isomer s separatel y an d summin g th e calculate d concentration s togeWie rt o generat e th e final PFO S concentration
. Thi s ma yb e don e t o hel p minimiz e an ypotentia l analytica l bias du e t o quantitatin g linea ran d branche d isomer s o fPFO S against a predominatel ylinea rreference standan d fo rPFOS
. 

## 6 Reportin g Requirement s Fo reac h samplin g location , tiie repor t wil l contai n th e results fo rth e sample , sampl e duplicate , an d th e field matri xspikes
. Tri p blan k sets wil l b e reporte d fo rth e samplin g even ta s wil l an yequipmen tblank s prepare d i n tiie field. Laborator

yconti-o l spike s o freagen twate rprepare d a tth e time o fsampl e extractio n wil l als o b e reporte d an d use d t o evaluat e th e overal l metho d accurac yan d precision
. Metho d blank s o freagen twate r prepare d attii e time o fsampl e extinctio n wil l b e use d t o detennin e th e metho d detectio n limit
. An ylaborator y matri xspike s fliat ma

yb e prepare d wil l als o b e include d i n th e final report 

## 7 Emai l Correspondenc e Attachmen t A : Samplin g Bottl e Request

Pag e 6 o f7 Pag e 4 4 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1 

### Analytica l Protocol : GLP10-01-0 2

Amendmen t1 7

203 L 220 R 220 L 222 R 227 R 227 L
Tota l N

NOTE : Decatu rF C Sampl e Location s (Q l 2011 ) | Confirme d Sample s 310 R 335 5 317 LGRS0

4 324 L 328 R 328 L 330 R 330 L umbe ro fSamples : Rinsat e Samples : Tri p Blank

s Potentia l Sample s (Se e Note ) RW312 R RW327 R RW331 S

1 8 1 Wate rNeeded : Ye s 2 Groundwate rsample s wil l b e collecte d fro m th e recover ywells i fth e syste m i s operatin g a t th e tim e o fth e samplin g event
. W e ar e expecte d t o begi n samplin g activitie s th e wee k o f2 1 Marc h

Pag e 7 o f7 Pag e 4 5 o f9 8GLP10-01-02 ; Interi m Repor t1 7 Analysi s o fPFBS , PFHS , an d PFO S I n Groundwate r 1stQuarte rSamplin g - 201 1


## ATTACHMEN TB : REPRESENTATIV E SAMPL E CHROMATOGRAM S AN D CALIBRATIO N CURVE(S )

Pag e 4 6 o f9 8GLP10-01-02 ; Interi m Repor t1 7 Analysi s ofPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1 Ginge r AG0133050 9 Result s Name : gll0419b.rd b g110419b.rd b (PFOS) : "Quadratic " Regressio n (" 1 / x " weigtiting) : y= -2.83e+00 3 x'' 2 + 8.4e+00 5 x+ 4.54e+00 4 ( r= 0.9999 )

4 5 5 0 5 5 Concentration , ng/m L 100 Dat a printe d b

yST W Printin g Time : 9:50:0 5 A

M Printin g Date : Monday , Jul y1 8 Pag e1 o f 1
Pag e 4 7 o f9 8GLP10-01-02 ; Interi m Repor t1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1 s tQuarte rSamplin g - 201 1 Ginge r AG0133050 9 Result s Name : gll0419b.rd b g110419b.rd b (PFHS) : "Quadratic " Regressio n (" 1 / x " weighting) : y= -1.79e+00 3 x'' 2 + 5.66e+00 5 x+ 3.34e+00 3 ( r= 0

4 5 5 0 5 5 Concentration , ng/m L 6 0 6 5 7 0 7 5 8 0 8 5 9 0 9 5 10 0 Dat aprinte db y ST W Printin g Time : 9:49:1 3 A H Printin g Date : Monday , Jul y 18 , 201 1 Pag e1 o f 1

Pag e 4 8 o f9 8GLP10-01-02 ; Interi m Repor t1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1

» » Ginge r AG0133050 9 Result s Name : gll0419b.rd b

Dat a printe d b

ySTW Printin g Time ; 9:45:2 6 A M Pag e1 o f 1 Pag e 4 9 of9 8Ginge r AG0133050 9 GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o f PFBS , PFHS , an d PFO S i n Groundwate r 1 s t Quarte rSamplin g - 2011 Result s Name : gll0419b.rd b 

# I SamptaN<tnM:'g11(M19b016 ' Sampta ID:-10007-27- rFle:-g110419b.wir r P«a k Name : TFBS * Mass(«s) : "299.0/99. 0 Bmu.299.0/SO. O amu * Comment : '1. 0 nsTm LF C st d I n M H Q water* Annotation : Sanpl e Index : 1 6 Sampl e Type ; Standar d Concentration : 1.0 0 ng/n L Calculate d Cone : 0.99 3 ng/nl . Acq . Date : 4/19/201 1 Acq . Tine : S:01:0 4 P H Modified : Pioc
. Algorithm : Hin
. Pea k

Heigh t Smoothin g Width ; R TMlndow : expecte dRT ; Us e Relativ e BT : Retentio nTine : l e s IntelliOua n 0.0 0 c p 0.0 0 s t 12. 1 m i N o Manua l 12. 0 m i Area : 29555 9 coun t Height : En dTime : 69BO0
. cp s 11. 9 m i 12. 2 ai
.

y12/4 3 .,1238 '^^JSx
. 12. 5 13. 0 - ) 124 0 12B9 2:2 ^ 13.7 3 14.0 3 13. 5 14. 0 133 9 138 8 14.3 3 14. 5 143 S IS3mptoNan»:*g110419b03 r

IpMkNameiTf^S

- MaM{ M Sampl e I D •299.0/99
. • Commen t

-2pp b LCS ' Anr>ot3tkm : " Sampl e Index : 3 1 Sampl e Type : Q C Concentration : 2.0 0 Calculate dCone : 2.1 7 Acq
. Date : 4/19/20 1 Acq
. Tine : 9:30:3 2 Modified : H o ng/m L

ng/m L



### . P M Proc
. Algorithm : IntelliOua n- 10 , Min
. Pea k

Height : 0.0 0 Min
. Pea k

Width : 0.0 0 Smoothin g Width : 0 R TWindow : 30. 0 Expecte dRT : 12. 1 Us e Relativ e RT : H o Int
. Type : Valle y Retentio nTine : 11. 9 Area : 64331 1 c Height : 142000
. Star t Time : 11. 8 En dTime : 12. 2 c p s point s n i n

m i n c p s m i n n i n 1>*s5 '

1.4^ ' 1.3»5 1.3e5 ' 1.2e5 - 1.265 ' 1.1e5 - l.laS I.0e5 - 9.5e4 - g.0e4 - 83M 8.0M 7.5e4 - 7.0M B.5e4 - 6.0M 5.5e4 - 5XM 4.5e4- 4Xte4 - 3.S©4- 3.0M 2.5»4 - 2.0»4 ' 1.S«4 - 1.0e4 - 5000.0 - 0.0 - 1D4 2 

# I Sampl e Name : 'g l 10419t>034 ' Sampl e ID : l-CS- l 10412-10 ' Fla : 'g1104igb.wit r P«a k Name:'PFBS ' Mass(«):'299XV99.0nnu,299.0/80.0amu Conwrten t "^ip b LC S EC P Annotation : * * Sampl e Index : 3 4 Sanpl e Type : Concentrati o Acq
. Tine : Modified : Proc
. Algor i Min
. pea k

H e Kin
. Pea k

w j ihn : igh t tr.h : Smoothin g Width : R TWindow : Expecte dRT : • a e Relativ e Int
. Type : Retentio nT i Area : Height : R T : Q C 0.0 0 4/19/2 0 10:24: 2 H o Intelll ' 0.0 0 0.0 0 0 30. 0 12. 1 N o Valle y 11. 9 n g / n l
.

ng/m L 1

2020
. c p s Q A 180 0 17O 0 1B0 O 150 0

130 0

5 " ^'""^ I 900 - 

# I Sampl e Name : •g1104l9bO3 rSampl e ID : •LCS-110412-4 ' Filo : 'fl l 104l9b.wi r PMkName:-W^S ' MO»»(M):-299^1/99. 0 Commen t •20pp b LCS ' Annotation : - Sampl e Index : 3 7 Sampl e Type : Q C 20. 0 ng/m L Calculate dCone : 20. 6 Acq
. Date : 4/19/20 1 Acq
. Tine : 11:16:1 5 ng/m L 1 Modified : Ye s Proc
. Algorithm : IntelliQua n- Min
. Pea k

Height : 0.0 0 cp s Min
. Pea k

Width : 0.0 0 se c Smoothin g width : 0 poi n R THindOH : 30. 0 se c Expecte dRT : 12. 1 mi n Us e Relativ e RT : tl o Int
. Type : Manua l Retentio nTine : 11. 9 Area : 582213 9 c Height : 1270000
. Star t Time : 11. 9 En dTime : 12. 4 cp s ni n Bi n I Q A



### 5 1.25«6 ^

1.20e6J I.ISeS J i.ioee j 1.05«6J LOOefi j 9.50»5 J 9.00e5 H 8.50<i5J 8.00e5 J 7.50* 5 j 7.00e5 J 6.50e5 J e.00»5 J 5.50* 5 j 5.00e5 J 4.50e 5 4.00* 5 j 3.50* 5 j 3.00e5' ] 2.50e5 J 2.00«5 J 1.50* 5 J 1.00*5 J 5.00*4- ]

Dat aprinte db y ST W Printin g Time : 9:43:2 1 A M Pag e 1 o f 1 3 Pag e 5 0 o f 9 8Ginge rAG0133050 9 GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1 stQuarte rSamplin g - 201 1 Result s Name : gll0419b.rd b 

# I Sampto Nama:'g11O419b045 ' SwiptolOiTCS-llcmZ-i rFk:'g l ttMISb.wi T P«a k NBIIM : T fBS * Ma3S(«s) : '2S9JVg9. 0 aimt^9SJOieO. O amu * Coinmenf20ppbLCSECF - Annotalion: - Sanpl e Index : 1 5 Sampl eType : Concentration : Calculate dCone : Acq
. Date : Acq
. Time : Modi(led : Proc
. Algorithm : Min
. Pea k

Heigh t Hin
. Pea k

Width : Smoothin g width ; R TWindow : Expecte dRT : Us eRelativ eRT : Int
. Type : Retentio nTine : Height : Q C O.O O 0.22 9 4/20/2O1 1 l:41:5 B A

H No IntelliQua n 0.0 0 c 0.0 0 s 30. 0 s 12. 1 n H o Valle y 12. 0 n 913 0 cou n 15100
. cp s 1.1* 4 1.0* 4 9500. 0 9000. 0 B500. 0 % 8000. 0 & 7500. 0 I7000.0

-

~ 8500. 0 6000. O 5500. 0 5000.0

- 4500. 0 4000. 0 3500. 0 3000.0

- 2500.0

- 2000il

1500.0 - 1000.0

- 500,0

- 0.0

- +*..^*^^^!L_^ ^

I Samp)eName:*g11O419b075 - Sampl«ID:'GLP1041-02-17<O0g ^ Rla:-'gll0419b.vnf r P«a k Name : TFaS " Mass(*s) : '299.0^99. 0 amu,299.0/80. 0 amu ' I Comment'GWSSORQIYIICPOtSOX) * Annolation: - anpl e Index : 7 5 3.0* 6 2.9* 6 2.8* 6 2.7* 6 2.6e 6 2.506 - 2.4* 6 2.3* 8 2.2* 6 2.1*6 - 2.0*6 - 1.9* 6 1.8* 6 1.7*6 - 1.6*6 - 1.5*6 - 1.4*8 - 1.3*6 - 1.2*6 - 1.1*6 - 1.0*6 - 9.0*5 - &0*S 7.0*5 - 8.0*5 - 5.0*5 - 4.0*5 - 3.0*5 - 2.0*5 - 11. 0 11. 5 12. 0 12. 5 13. 0 13. 5 14. 0 14. 5 109 1 114 1 119 0 124 0 128 9 133 9 138 8 143 8 Tim* , rri n TSii;,pl«Nam*:'g1104i9b061' " &i ^ D:-GLPIMI-OTIT:*)!

- Fll*:'a11041*.wi r IPaalcN3me:-PFBS

- Mau<*9):-299JV99. 0 amu.299.<VB0J lamu ' • Commwi

t Tri p BJan k 1 Sampla ' AnootaBoo : - Sampl eIndex : 6 1 Sanpl eType : Onknov n Concentration : H/A Calculate dCone : < 0 Acq
. Date : 4/20/201 1 Acq
. Time : 6:29:2 5 A M Modified : H o Proc
. Algorithm : IntelliOua n- IQ A Min
. Pea k

Height : 0.0 0 cp s Hin
. Pea k

Width : 0.0 0 se c Smoothin g width : 0 point s R TWindow : 30. 0 se c Expecte dRT : 12. 1 mi n U» eRelativ eRT : H o Int
. Type : Bas eTo Bas e Area : 55 7 count s Height : 240
. cp s Star t Time : 11. 9 mi n En dTine : 12. 0 ni n 950

8 0

e s -

Sampl*Nams:-g11O419b089 ' Sampte ID:-GLPia-01-02-17-0i rFil* : •fl110419b.wt r P*a k Name : 'FTBS - Ma«l*a) : •299.0/99. 0 amu.299.0/80. 0 amu "
Concentration : Calculate dCone
. Acq
. Date : Acq
. Tine : Modified : proc . Algorith n Min
. Pea k

Heigh i Min
. Pea k

Width : R TWindow : Expecte dRT : Os eRelativ eRT : Int
. Type : Retentio nTine : Area : I S Height : Star t Time : Unknow n

N/ A 2990
. 4/20/20 1 10:41:1 4 Ye s Intelll Q : 0.0 0 0 30. 0 N o Manua l 12. 0 L2584 9 3080000
. 11. 9 •Comment'GW317LQ 1 Sanpl e Index : 8 9 Sanpl e Type : Unknow n Calculate d Cone : 0.027 2 Acq . Date : 4/20/20 : Acq . Tine : 2:53: 1 Modified : H o Proc . Algorithm : Intel l Min . Pea k Height : 0.0 ' Min . Pea k width : O.O i Smoothin g width : 0 R T Mlndow : 30. 0 Expecte d RT : 12 . Us e Relativ e RT : H o C P 0 ' Annotation: "

12.8 4 13.1 1 13.4 8 ^13.8 8 14.1 5 14.SS^ , 11. 0 11. 5 12. 0 12. 5 13. 0 13. 5 14- 0 14. 5 109 1 114 1 119 0 124 0 128 9 133 9 138 8 143 8 TTm* . min 210 0 200 0 190 0 180 0 170 0 160 0 150 0 140 0 130 0

110 0 100 0 90 0 800 70 0 SO O 50 0 400 30 0 20 0 10 0 0 UtK! ^ 

# im^ikmfiJ * 

# W

/ \ h

Dat a printe d b

yST W Printin g Time : 9:43:2 1 A

M Pag e 2 o f 1 3 119 0 124 0 128 9 Pag e 5 1 of9 8Ginge r AG0133050 9 GLP10-01-02 ; Interi m Repor t1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1 Result s Name : gll0419b.rd b 

# I SamplBNama:'g110419b094 - Sampl a ID:'GLP10-01-02-17-021 - RIe:'g110419b.M r Pea k Name : "PFes * M3ss(*s) : -299Xif99. 0 amu,299.0/80. 0 amu " CommanfGWaiORQIYIICPOOOOX) ' Anfwlatten: ^ Sampl e Index : 94 Sanpl e Type : Unknow n Concentration : H/ A Calculate d Cone : 836
. ng/n L Acq
. Date : 4/20/201 1 Acq
. Tine : 4:23:1 5 P M



# I SampI * Nam* : 'g110419b1i rSampl e ID : 'GLP10-01-02 - P*a k Nam* : -PFBS - Masft(as) : "299.0^9. 0 amu,299.0/80j Comment : 'G W220 R 0 1 Y1 1 L F 0 (SX fAnnotaflon : - Sampl e Index : 11 7 Sanpl e Type : Unkno t 

# I Sampl a Nam* : •g110419b103 - Sampl e D : •GLPKW31-02-17-025 ' Fil*:'gl10419b.wtf r P«al ( Nam* : TFBS ' Uassfas) : -299.0/99. 0 amu.299.0/80. 0 amu ' Comm«nt'GW227LQ 1 Y11LF0(20X) ' Annotalion: - Sanpl e Index : 10 3

Unknow n H/ A 286
- ng/n L 4/20/201 1 0^ . 7:04:5 6 P M "•'•^^ Sanpl e Typ e Concen t rat : Calculate d Acq . Date : Acq . Tine : Ye s

thn : IntelliQu B proc . Alg < Hin . Pea k Heigh t Hin . Pea k Width : Expecte d RT : Us e Belativ t Int . Type : Manua l Retentio n Tine : 12. 0 ni n Area : 410392 2 count s Height : 848000 . cp s

Con e N/ A

Modified : Proc . Algorithn : Min . Pea k Heigh t Min . Pee k Width ; Snoothin g Width : R T Window : Expecte d RT : Us e Relativ e RT : Retentio n Tine : Area : 5 Star t Tina : End Tine : Ye s IntelliQ u : 0.0 0 0.0 0 0 30. 0 12. 1 N o Manua l 12. 0 1070 6 C O ,09000 . c 11. 3 12. 1 

# I SamploNama:-Bl10419b136 ' Sampt e ID : •GLP1CW)1-02-17-O45 " FMe:'fl110419b.wir r P*a k Mama : 'PFBS ' Mau(*s) : '299.0/99. 0 amu,299JV80. 0 amu ' Commen t "GW324LQ1Y11CP0(20X) ' Arawtalion: - Sanpl e Index : 13 6 Sanpl e Type : Unknow n Calculate d Cone : 113 . ng/n L Acq . Date : 4/21/201 1 Acq . Tine : 4:59:0 5 A H
Proc . Algorithm : IntelliQua n - IQ A Min . Pea k Height : 0.0 0 cp s Hin . Pea k Width : 0.0 0 se c R T Window : 30. 0 se c Expecte d HT ; 12. 1 mi n Us e Relativ e RT : H o Int . Type : Manua l Area : 165239 B count s Height : 339000 . cp s End Tine ; 12. 3 mi n

114 1 119 0 124 0

Jjm*
. mi n Dat aprinte db y ST

W Printin g Time : 9:43:2 1 Ai M Pag e 3 o f 1 3 Pag e 5 2 o f9 8Ginge r AG0133050 9 GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1 s t Quarte rSamplin g - 201 1 Result s Name : gll0419b.rd b 

# I Sarr ^

Name : *g1104196150 ' Sampl a ID : 'GLP1001-02-17-053 ' File : *g110419b.wH r Pea k Nam* : -PFBS * Ma3s(e3) : •299.0/911. 0 amu.299.Qno. O amu Conf«n*nt:'GW203LQ1Y11LF0{20X) ' AnnotaUoo: " Sampl eInde : Sampl eTyp e H/ A Calculate d Cone ; 106 . Acq . Date : 4/21/201 1 Acq , Tine : 9:11:1 6 A H ng/ia L
Modified : Proc . Algo r Min . Peak H . Min . Pea k W » Snoothin g W : R T Window : Expecte d R T Us e Relativ e Int . Type : Retentio n T

i Height : Star t Tine : Lhm ; ;

ight : dth :
RT : Ye s ntelllQua n 0.0 0 3 30. 0 12. 1 H o Manua l 12. 0 155 5 94 9 3000 . 11. e c p po i
m i

cp s n l



# I Sampte Name : 'g110419b178 ' Sampte ID : 'GLP1(KI1-<I2 - P*B k Nam* : -P fBS " Mass(*s) : '299.0/99. 0 amu,299.0/80
. Comment*GW331SQ 1 Y11CP0{50X) ' Annotatton: " Sampl eIndex : 17 S Sampl eType : Unknow n

Cone : 640
. ng/ml
. Sampt e Name:'o11041«>164 ' San^t e ID:'GLP1(M)1-0M7-06 r Paa k Nam* : "PFBS * Maudes) : "299.0/99. 0 amu,2»9JV80. 0 amu ' Comman C *G W32B R Q l Y1 1 C P 0 (lOX) ' Annotation : ~ Sanpl eIndex : 16 4 Sanpl e Type : Concentration : Calculate d Cone : Acq . Date : Acq . Time : MOdllied : Proc . Algorithm : Hin . Pea k Heigh t Hin . Pea k Width : Smoothin g width : Expecte d RT : Us e Relativ e RT : Int . Type : Retentio n Time : Unknow n H/ A 4/21/201 1 1:23:1 9 P M Ye s IntelliQu a 0.0 0 0 p 30. 0 H o Manua l 12. 1 I

Sampte Name : •g110419bie rSampte ID:'GL P 10-01-02-17-073 ' Fil* : •fl110419b.wi r P*a k Nam* : 'PFBS ' Mass(*s) : •299.(V99. 0 amu.299.0/e0. 0 amu ' Comment'GW327RQ1Y11CP0{50X) ' Annotation: " Sampl eIndex : 16 7 Sampl eType : Unknow n Conct Acq . Date : Acq . Tine ; Modified : Proc . Algo r Min . Peak H Smoothin g K R T Window : Expecte d R T Us e (talativ Retentio n T Area : Height : Star t Tine : En d Time : 4/21/2 0 5:35:2 5 P

M Ye s thm : IntelliQua n - IQ A ight : 0.0 0 cp s dth : 0.0 0 se c dth : 0 point s

30. 0 se c 12. 1 mi n RT : N o Manua l ne : 12. 1 36B740 4 a33000 . 11. 9 12. * mi n cp s mi n 

### J 6.0* 5

7.5* 5 7.0* 5 e.5e 5 6.0* 5 5.5* 5 5.0* 5 4.5* 5 4.0* 5 3.5* 5 3.0e 5 2.5* 5 2.0* 5 ng/ra L Acq . Date : Acq . Time : Modified : Proc . Algorithn : Hin . Pea k Heigh t Min . Pea k width : Smoothin g Width : R T Window : Us e Relativ e RT : Int . Type : Retentio n Time : 4/21/201 1 8:17:2 5 P M H o IntelliQu a : 0.0 0 0.0 0 30. 0 H o Valle y Area : 54542 B co u Height : Star t Tine : En d Tine : 113000 . c p 11. 9 12. 3

1.0* 5 5.0* 4

Dat a printe d b

yST W Printin g Time : 9:43:2 1 A

M 12. 0 12. 5 119 0 124 0 Pag e4 o f

1 3 Pag e 5 3 of9 8Ginge r AG0133050 9 GLP10-01-02 ; Interi m Repor t 1 7 Analysi s ofPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1 Result s Name : gll0419b.rd b
I I ISanvteNama:*g1lO410b19 r Sampt eID:'GLP1(M>1-0 2 1 Pea k Nam* : "PFBS * M8sa(es) : "299.0/99. 0 amu.299.0/8 0 • Comment'GW312RQ1Y1 1 CPO(lOOX) ' Annotatton : " Sampl eIndex : 19 2 Sampl eType : Unknow n Concentration : H/ A Calculate dCone : 1170
. ng/m L Acq
. Date : 4/21/201 1 7.0* 5 Acq
. Tine : 9:47:2 3 PM Modified : Ye a.5 ^ Proc
. Algorithn : IntelliQua n- IQ A Min
. Pea k

Height : 0.0 0 cp s Min
. Pea k

Width : 0.0 0 se c Snoothin g Width : 0 point s O-"* * R TWindow : 30. 0 se c Expecte dRT : 12. 1 mi n Us eRelativ eRT : H o 5.5* 5 Int
. Type : Manua l Retentio nTine : 12. 1 mi n50- 5 Area : 337639 6 count s Height : 738000
. cp s
1 4.0. 5 1 3.5* 5
3.0* 5 2.5* 5
2.0* 5 1.5* 5
1.0* 5 5.0* 4

• Pea k Name : -PFHS * Mass(*s} : '399.cra9. 0 amu.399.0/8 0 • Commen t

•2pp b LCS " Anrwtalion: " Sampl eIndex : 3 1 Sampl eType : Q C Concentration : 2.0 0 ng/m L Calculate dCone : 2.2 2 ng/m L Acq
. Date : 4/19/201 1 3.0*5

- Acq
. Time : 9:30:3 2 P M Modified : B o 2.8* 5 Proc
. Algorithm ; IntelliQua n- IQ A Hin
. Pea k

Height : 0.0 0 cp s Hin
. Pea k

Width : 0.0 0 se c 2.6* 5 Snoothin g Width ; 0 point s R TWindow : 30. 0 se c Expecte dRT : 13. 2 mi n2.4* 5 Int
. Tipe : Valle y j , _ , Retentio nTine : 13. 1 ni n•"" " Area : 125326 5 count s Height : 315000
. cp s , - , Star t Tine : 13. 0 ni n''""' ' En dTine : 13. 4 mi n 1.8* 5



## 1 

## '•" ' 1 1-4* 5 1.2*5

- 1.0*5

- 8.0*4

- 6.0M

4.0*4

- 2.0*4

- 17-07 r

Fa*:'g110419b.wt r Oamu "
1 2 0 7


# 1 1 

# 1

10. 0 10. 5 11. 0 11. 5 12. 0 12. 5 13. 0 99 2 104 2 109 1 114 1 119 0 124 0 128 9

• F*.:-8l10419b.*« r Oamu

1 3 1 1



# I lij ) 11. 5 12. 0 12. 5 13. 0 li s 14. 0 109 1 114 1 119 0 124 0 128 9 133 9 138 8 aia.n- 5 13. 5 14. 0 133 9 138 8

14. 5 15. 0 143 6 148 8 14. 5 143 8

15 3 153 7 • Sampt eNanM:'g110419t)016 ' Sampt e10:'10007-27-6 * F0e:'g110419b.wi r

IP*akName:TFH5 * Mass<*s) : "399.0/99. 0 amu,399.0/80. 0 amu * • Comment'l.OngnnLFCstdinhliliOwatBr ' Amotation:

- Sanpl eIndex : 1 6 Sanpl eType : Standar d Concentration : 1.0 0 ng/n L1.4e5 T Calculate dCone : 1.0 5 ng/n Lj Acq
. Date : 4/19/201 1 1.4«> | Acq
. Time : 5:01:0 4 P M ^2e5 ^ Hodified : H o 1.3* 5 Proc
. Algorithn : IntelliQua n- IQ A Hin
. Pea k

Height : 0.0 0 cp s l-^e S Hin
. Pea k

Width : 0.0 0 se c ,, , Smoothin g Width : 0 point s R TWindow : 30. 0 se c 1.1, 5 Expecte dRT : 13. 2 mi n Us eRelativ eRT : H o 1.1* 5 Int
. Type : Valle y ^-^ ^ Retentio nTine : 13. 2 ni n- , c- i Area : 59762 9 count s "-" ^ Height : 140000
. cp s go M Star t Tine : 13. 0 ni n En dTine : 13. 4 mi n83* 4 8.0* 4 J7.5* 4 & 7.0* 4 1 6.5* 4

~ 6.0* 4 5.5* 4 5.0* 4 4.5* 4 4.0* 4 3.5* 4 3.0* 4 23* 4 2.0* 4 13* 4 1.0* 4 5000. 0 0. 0 11X 1 11 3

109 1 114 1

• SampteHama:-a11O119b034 ' Sarrvt e10:ICS-110412-0 * Fite:-ol10419b.wffl

- • Pea k Nam*:-PFHS ' Mas3(*s) : *399.0/99. 0 smu,399.0/80J l amu - • Commen t

•2pp b LC S EC PAnnotation : - Sanpl eIndex ; 3 4 Sampl eType : Q C Concentration : 0.0 0 ng/n L13»4- i Calculate dCone : 0.12 0 ng/n Lj Acq
. Date : 4/19/201 1 ^•*^ 1 Acq
. Tine : 10:24:2 3 P M ^^t^ l Hodified : Ya s 13 M Ptoc
. Algorithn : IntelliQua n- IQ A Hin
. Pea k

Height : 0.0 0 cp s ^-'* * Min
. Pea k

Width : 0.0 0 se c i.2e 4 Smoothin g Width : 0 point s R TWindow : 30. 0 se c 1.2e 4 Expecte dRT : 13. 2 mi n Us eRelativ eRT : M o ^'^ ^ Int
. type : Hanua l Retentio nTime : 13. 1 mi n1.0* 4 Heigtit : 14500
. cp s ^^00
. 

### r.rizi-^

- li. i T
. »«»•'

> 8500. 0 8000. 0 0 7500. 0 1 7000. 0 E6500. 0 0 5500.0

- 5000. 0 4500.0

- 4000. 0 3500.0

- 3000. 0 2500J}

- 2000.0

- 1500.0

- 1000.0

- 500.0

- 11. 0 11 3

109 1 114 1 12. 0 119 0

12. 0 119 0 12 3

124 0

12 3 124 0 13,1 7

13. 0 13. 5 128 9 133 9



# 1 

# J

13J ) 128 9 —m s I^Cvf^t ^

13. 5 133 9 14. 0

138 8



### ...tK
. 14. 0 138 8 14. 5 15. 0 15. 5

143 8 148 8 153 7



### W^"Ww ^ 14 3 15i ) 15. 5 143 8 148 8 153 7 Dat a printe d b

yST W Printin g Time : 9:43:2 1 A M Pag e5 o £1 3 Pag e 5 4 of9 8Ginge r AG0133050 9 GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1s t Quarte rSamplin g - 201 1 Result s Name : gll0419b.rd b 

# I Sani(itoNani«:-g11041SbO3 rSani|itolD;\CS-110412'^ - FHa;-g l 10419b.vrit r PvafcNainaiTFHS - Man(n) : *399.a«9. 0 amu.399.0/80. 0 amu Comman t •20Mi b LCS - Annoiatlwi: " Sampl e Index : 37 Sampl e Type : Concentration : Calculate d Con e Acq . Date ; Acq . Tine ;
Proc . Algorith m Hin . Pea k Heig h Hin . Pea k Widt h Snoothin g widt h Expecte d RT : Us e Relativ e R T Int . Type ; Retentio n Tina : Height : En d Tine : Q C 20. 0 21. 1 4/19/20 : 11:18:1 5 ng/m L

ng/n L 1P M IntelliQua n - IQ A : O.O O O.O O 0 13. 2 N o Manua l 13. 1 15e6S 4 2620000 . 13. 6 point s mi n

ep s mi n 2.6*(- ]

2.4*6
-
2.2* 6

1.9* 6 1.8*1 - 

# I Sampt e Name : 's110419b045 ' Sampte Uy
. -LCS-110412-13 * File : *g110419b.wt r Paa k Name : -PFHS ' Man(es) ; *3S9.0/9gj > amu,399.0/80. 0 amu * Comment'20pp b LC S ECP ' AmoCatton: " Sampl eIndex : 4 5 Sampl e Type : Concentration : Acq . Date : Acq . Time : Hodified : Proc . Algorithm : Hin . Pea k Heigh t Hin . Pea k Width : Snoothin g width : R T Mlndow : Expecte d RT : Us e Relativ e RT ; Retentio n Time : Area ; 6 ' Height ; : Star t Time : En d Tine ; Q C 0.0 0 ng/n L 4/20/201 1 l;41:5 8 A M H o IntelliQua n - 0.0 0 se c 30. 0 se c 13. 2 mi n

13. 1 mi n 32000 . cp s 12. 9 mi n 13. 4 mi n TO

A



### i 1.2*5
-

1.2*5
-

1.0* 5
9.0 * : 83 * :
7.5*4
- 7.0*4
- 8.5»t
6.0*4
- 53*4
- 5.0*4
- 4.5*4 : 4.0*4 : 33e4 : 3.0*4 : 23*4 : 2.0*4 : 13*4 : 

# I SampteName:'g110419bD75 ' Sampte ID:'GLP1041-02-17-009 * Fite:'g110419b.wi( r Pea k rtema : 'PFHS ' M3»(ea} : -399.0/99. 0 amu.399.OfB0. 0 am ' Commen t 'G W330 R 0 1 Y1 1 C P 0 (SOX) ' Annotatton : - Sanpl eIndex : 7 5 Sanpl eType : Unknow n 12 3 13. 0 13. 5 14. 0 14 3 15J ) 1240 128 9 133 9 138 8 143 8 148 8

TTm*
. mi n 

# I Sampt eName : 'g110419bO6 r Sampt eID : 'GLP i 04)1-02-17-001 ' Paa k Nam* : -PFHS ' Ma»«(*«) : '399.099. 0 amu,399.0/80. 0 amu ' Comment : Tri p Blank

1 Sarnpte * ArYtotatton : ~ Sampl eIndex : 6 1 Sampl eType : Unknow n Concentration : H/ A Calculate dCone ; < 0 Acq , Date : 4/20/201 1 Acq
. Tine : 6:29:2 5 A M
Proc . Algorithm ; Hin . Pea k Heigh t Hin . Pea k width : Smoothin g Width : R T Window : Expecte d RT : Us e Relativ e RT : Int . Type ; Retentio n Tine : Height : Star t Tine : En d Tine : Intell i O.O D 0.0 0 30. 0 13. 2 N o Valle y 227 7 528 . 13. 0 13. 2 3ua n -

mi n

cp s Bi n mi n IQ A

5 

## f 257
.
Modified : Proc . Algorithn : Min . Pea k Heigh t Hin . Pea k width : Smoothin g Width : R T Window : Expecte d RT ; Us e Relativ e RT : Retentio n Tine : H o IntelliQ u : 0.0 0 0.0 0 30. 0 13. 2 H o Valle y 13. 2 Area : 286BB4 3 c o Height : 594000 . C f 5.8*5

-

5.6e 5 5>4*5

- 5.2e 5 5.0*5

- 4.8*5

- 4.6*5 ' 4/4*5

- 4.2*5

- 4.0*5

- 34* 5 3.6* 5 3.4*5

- 3.2ft5 3.0*5

- 23*5

- 2.6a 5 2.4*5

- 2.2*5

- 2.0*5

- 1.8*5

- 1.6*5

- 1.4*5

- 1J2e5

- 1.0*5

- 8.0*4

- 6.0*4

- 4.0*4

- 2.0*4

- 13. 0 13. 5 128 9 133 9 TTm*
. mi n Dat aprinte db y ST

W Printing Time : 9:43:2 1 A M Pag e6 o f 1 3 124 0 128 9 Tlm*.mt n 14.2 3 143 0 14.7S..14.6 5 15.4 1 138 8 143 8 148 8 153 7 Pag e 5 5 o f9 8Ginge r AG0133050 9 GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o f PFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1 Result s Name : gll0419b.rd b 

# I SamptoNaffl«:'g11M19b089 - SamftolD:'GLP1CM)1^)2-17.0i rni«:-g11M19b. w P«a k Nat^a:-PFHS - Mas3(m):-399.0/99. 0 aiTHi.399.0/8 0 J ) aim r C«TMTwnfGW317LQ 1 Y11CP0 - Annolatlon : " Sampl e Index : 8 9 Sampl e Type : Concentration : Calculate d Cone : Acq . Date : Acq . Time : Modified ; Ptoc . Algorithn : Min . pea k Heigh t Hin . Pea k Width : Smoothin g Width : R ? Window : Expecte d RT ; Us e Relativ e RT : Int . Type : Retentio n Time : Height : Star t Time : En d Time ; Unknow n H/ A 0.12 1 ng/n L 4/20/201 1 2:53:1 4 P M IntelliQua n - IQ

A 0.0 0 cp s 0.0 0 ae c 0 point a 13. 2 mi n H o Hanua l 13. 2 mi n 7196 6 count s 14000 . cp s 13. 0 mi n 13. 3 mi n 

### 1 1.4* 4 1.4* 4 1.3* 4 1.3* 4 1.2* 4 1.2* 4 1.1* 4 1.1* 4 1.0* 4 9500. 0 9000. 0 8500. 0 8000. 0 7500. 0 7000. 0 6500. 0 6000. 0 5500. 0 5000. 0 4500. 0 4000. 0 3500. 0 3000.0
- 2500. 0 2000.0
- 1500. 0 1000. 0 500. 0 0. 0 11. 0

109 1 JKm^m.iry^J'f ^ Z^^''*'^*''''^*^*:^****^ ' i^^p^ t H»»»» ^A/^Y* ^ 13. 0 13- 5 14. 0 14. 5 15. 0 15 J 128 9 133 9 138 8 143 8 148 8 153 7 Time , mi n 

# I Sampt e Name:-o11041«)094 ' Sampt e ID:'6LP1(KI1-02-17-021 ' Paa k Nam*:'PFHS ' Mas3(*s):'309.0/99J ) emu,399.0/&0. 0 Comment'GW310RQ1Y1 1 CPO(lOOX) * Annotation: " lanpl e Index : 9 4 iampl e Typ e H/A 4 6E
. ng/ n Acq . Date : Acq . Tine : Hodified : Proc . Algorithm : Min . Pea k Height : Hin

- pea k Width : Snoothin g Width : R T Window : Expecte d RT : 4/20/201 1 4:23:1 5 P

M Ye s IntelliQua n 0.0 0 c 0-0 0 s 0 p o 30. 0 s 13. 2 m

I Sampt e Nam*:'g110419b1i rSampte ID:'GL P 1W»1-02-17-033 ' Fite:'g110419b.wi r Pea k Nam*:-PFHS * Mass(*s):'399.0/99J ) amu.3dd.0/80. 0 amu ' I Comment:'GW220RQ1Y1 1 LFO(5X) " " 12. 5 13. 0 13- 5 14. 0 14. 5 15J 1 15. 5 124 0 128 9 133 9 138 6 143 8 148 8 153 7 Sampte Name!-g110419b103 * San ^ ID : 'GLP1<M > 1-02-17-025 ' Flte : 'g110419b.wt r Paa k Nam* : -pFHS ' Mass(e«) : -SgO-OM- O amu,399.0/80i ) amu " C«»jment:'GW227LQ1Y11LF 0 ~ SampleIndex : SampleType : Concentration ; Calculate dCone :
Proc
. Algorithm : Min
. Pea k Height Min
. Pea k Width : Smoothing Width : Js eRelati \ Int
. Type ; Sampl e Index : Sanpl e Type : Concentration : Calculate d Cone : Acq . Time : Modified

Proc . Algorithm : Min . Pea k Heigh t Min . Pea k width ; Smoothin g Width : fit Window : Expecte d BT : Us e Relativ e RT ; Int . Typo : 11 7

Unknow n M/ A 35. 1 4/20/201 1 11:17:2 3 P M Ye s IntelliQua n 0-0 0 c 0.0 0 J 30- 0 a 13. 2 m H o Hanua l Area : 388826 5 cou n Height : Star t Time : 17000 . cp s 12. 9 m

12B9 133 9 138 8 143 8 Dat a printe d b yST W Printing Time : 9:43:2 1 ""'^•'^ " Pag e 7 o f 1 3 12. 5 13. 0 13. 5 14. 0 14. 5 15. 0 15. 5 124 0 128 9 133 9 138 8 143 8 146 6 153 7

Tlm*),[pl n
A M Pag e 5 6 o f 9 8** * Ginge r AG0133050 9 GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS
. PFHS , an d PFO S i n Groundwate r 1 s t Quarte rSamplin g - 201 1 Result s Name : gll0419b.rd b 

# I Sampte Name : *g11041%136 ' Sampt e ID : 'GLPI(M l 1-02-17-045 ' Flte : -g1104l9b. ' Pea k Name : *PFHS ' Maeefes) : *399.Ck'99. 0 amu.399.0/80. 0 amu " Comm*nt:'GW324LQ1Y11CP0(20X} ' Annotation : Sampl e Index ; 13 6 Sampl e Type : Unknow n Concentration ; H/ A Calculate d Cone : 114
. ng/m L Acq
. Date : 4/21/201 1 Acq
. Tine : 4:59:0 5 A M 6.0*5

-

Proc
- Algor i Min . Pea k H

i Smoothin g M : R T Window : Expecte d R T
Int . Type : Retentio n T : Area : Height : thn : intelli O

ight : 0.0 0 dth : O.O O dth : 0 30- 0

13. 2 RT : N o Valle y 318354 5 c 620000 . 5.5*5 -

Sampt e Name;-g110419b164 - Sampt e ID:'GLP10-01-02-17-061 * Rte:'g110419b.wtr r Paa k Nam*:'PFHS ' Mass(*8):-399^199. 0 anfxi.399.0ra0. 0 ami r Co«nm*nt:'GW32BRQ 1 Y1 1 CP0{10X) ' " •- sanpl e Index : 16 4 Sanpl e Type : Unknown Concentration : N/ A Calculate d Conc : G4. 7 Acq . Date : 4/21/20 1 Acq . Tine : Modified : ye s Proc . Algorithm : IntelliQua n Hin

- Pea k Height : Min . Pea k width ; Snoothin g Width : R T Window : Expecte d RT : Us e Relativ e RT ; Int . Type : Hanua l Retentio n Tine : 13. 2 Area ; 359272 6 Height : 721000
- Star t Time : 13. 0 End Time : 13. 6 114 1 119 0 

# I SanipteNam*:-g110419b150 ' Sampte ID:•GLP1tM)1-02-17-053 ' Flte:'g110419b.wi( r Pea k Name : "PFHS - M«s8(*i) : •399.0^9. 0 amo,399.0«0J ) amu " Commen t *GW203LQ1Y1 1 LF O (20X rAnnotation: " Sampl e Index : 15 0 Sanpl e Type : Unknow n H/ A Calc i 601 , Acq . Date : Acq . Time : Hodified : Proc . Algorithm ; Min

- Pea k Heigh t Hin . Pea k Width : Smoothin g Width ; R T Window : Us e Relativ e RT ; Int
- Type : Retentio n Time : 4/21/201 1 9:11:1 6 A

t H o IntelliQ u : 0.0 0 0.0 0 0 30. 0 13. 2 tl o Valle y 13. 2 Area : 1540369 4 c Height : 3000000 . ng/t i

12. 5 13. 0 13. 5 14. 0 124 0 12B9 133 9 138 8

Time , mi n 

# I Sampt e Mame:'fl110419b178 ' Sampte ID : •GLP1OO1-02-17-069 ' Fite:'g1104l9b.wi r Pea k Name : -PFHS ' Mass(*s} : '399.0/99. 0 amu.399.0/80. 0 Commem:'GW331SQ 1 Y11CP0{50X) ' Annotation: - Sampl eIndex : 17 8 sampl e Type : Concentration : Calculate d Conc : Acq . Date : Acq . Time ; Modified : Ptoc
- Algorithn ; Hin . Pea k Heigh t Min . Pea k Width ; Smoothin g Width : R T Window : Expecte d RT : Us e Relativ e RT : Int . Type : Retentio n Time ; Area : 3 4 Height : Star t Time ; End Time : Unknow n H/ A 314
- 4/21/201 1 5:35:2 5 P

M (l o IntelliQua n 0.0 0 c 0.0 0 a 0 p o 30- 0 B 13. 2 m H o Valle y 13. 2 n 162 3 cou n 96000 . cp s 12. 9 m 13. 6 m

Dat a printe d b

yST W Printing Tims : 9:43:2 1 A M Pag e8 o f 1 3 Pag e 5 7 of9 8Ginge r AG0133050 9 GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1stQuarte rSamplin g - 201 1 Result s Name : gll0419b.rd b |llSampteName:'fl110419bia r Sampt eID : •GLP1.>^11-02-17-073 ' Flte:'fl110419b..rt r • Pea k Name : •PF>1S

- Mass(B»):-399.0/99. 0 amu.399.0/80. 0 amu " • Comment : *G

W327 RQ lY1 1 C P0 (SOX TAnnotation : " Sampl eIndex : 18 7 Sampl eType : Unknow n concentration : H/ A34-5- 1 Calculate dConc ; 169
. ng/n L Acq

- Date : 4/21/201 1 Acq
. Time : 8:17:2 5 P M 3Je 5 Hodified : Ye s Ptoc
. Algorithm ; InteillQua n- IQ A3.0*5

- Hin
. Pea k

Height : 0.0 0 cp s Hin
. Pea k

Width : 0-0 0 ae c 1 Smoothin g Width ; 0 point s 2.8*5

- R TWindow : 30. 0 se c Expecte dRT : 13. 2 ni n,„ ^ Us eRelativ eRT ; H o 2.6*5

- Int
. Type : Hanua lyAr ^ Retentio nTine : 13. 3 mi n^^ ^ Area : 1B9S4S 7 count s Height : 345000
. cp s 2 2B5

- Star t Tine : 13. 0 mi n 2-0e5

-

^ 1.8e5

- 

### ^ i i.6e5

- 1.4e5

- 1.2* 5 I1.0* 5 8.0* 4 6.0* 4 4.0*4

- 2.0*4

-
11. 0 11. 5 12. 0 12. 5

109 1 114 1 119 0 124 0

• SampteNam*:-g11O4l9b0ifi

- Sampt eID:'10007-27-8

- Fie:-g1l04l9b.wi r IP*akNam*:-PFOS

- Ma«(e»):-499.W99.0amu,499.0fflO.Oamu.4&9.tf130.0amu

- • Comment-1. 0 ngAnLFCM dI nM» Q water " Annotatton : " Sampl eIndex : 1 6 1 Sampl eType : Standar d Concentration : 1.0 0 ng/n L Calculate dConc : 1.0 3 ng/m L2.le 5 Acq
. Date : 4/19/201 1 Acq
. Time : 5:01:0 4 P M 2-0e 5 Modified : Ye s 1.9* 5 Proc
. Rlgorithn : IntelliQua n- HQI I Mois ePercentage ; 5 0 -- ^ Base
. Suli
. Window : 1.0 0 mi n'•°° ' Peak-Split
. Factor : 2 Repor t Larges t

Peak : N

o ^-^ ^ Min
. Pea k

Height : 0.0 0 cp s Hin
. Pea k

Width : 0.0 0 se c 1.6* 5 Snoothin g Width : 0 point s R TWindow : 30. 0 ae c 1.5 ^ Expecte dRT ; 13. 9 ni n Us eRelativ eRT : H o .^^ ^ Int

- Type : Manua l Retentio nTime : 13. 9 ni n1-3* 5 Area ; 90418 0 COunt a Height : 21S000
. cp s 1.2* 5 Star t Time : 13. 8 mi n_ En dTine : 14. 2 ni n& y^ ^ 1 1.0* 5 

### ^ 9.0* 4 6.0* 4 7.0* 4 6.0* 4 5J>* 4 4J}* 4 3J)* 4 2J}e 4 1X« 4 11. 5 12. 0 12. 5 13. 0 114 1 119 0 124 0 128 9 1S7 R

13.19.. , 1 

# I

13. 0 13. 5 14. 0 14. 5 15. 0 15. 5 128 9 133 9 138 8 143 8 148 8 153 7 Tim* , min

13.9 3



### \ 13. 5 14. 0 14. 5 15. 0 15. 5 16. 0 133 9 138 8 143 8 148 8 153 7 158 7 • samrt*Nam*:'g110419b1C2

- Sampt eID:-GLP1(K.1-02-17-07 r Fie:-fl110419b.wi r 1 Pea k Name:-PFHS

- MaM{es};-399.0^9J > amu.399.0/B0. O amu * • Comment'GW312RQ1Y11CP0(100X) ' Annotatkxi:"

- Sanpl eindex : 19 2 Sampl eType ; Unknow n Concentration : H/A Calculate dConc : 710
. ng/n L Acq
. Date : 4/21/201 1 Acq
. Time : 9:47:2 3 P M 7.0e 5 Modified : H o Proc
. Algorithm : IntelliQua n- IQ A6.5*5

- Kin
. Pea k

Height : 0-0 0 cp s Kin
. Pea k

Width : 0.0 0 se c Smoothin g width : 0 point s gj^ J R TWindow ; 30- 0 se c ^'^ ^ Expecte dRT : 13. 2 mi n Us eRelativ eBT : H o ^^^ j Int
. Type : Valle y Retentio nTime : 13. 2 mi n Area ; 393260 1 count s 5.0e5

- Height : 745000
. cp s Star t Time : 12. 9 mi n En dTine ; 13. 6 mi n4.5*5

-

^ 4.0*5 ^ 

### t 1 ^•^^-
. 3J)*5

- 2.5*5- i 2.0*5 ^ 1.5*5

- 1.0e5 J
5.0*4 J
11. 0 11. 5 12. 0 12. 5

109 1 114 1 119 0 124 0 1 Samft eNam*:'91104196031 ' Sampt eID : TCS-110412-1

- Flte;'o110419b.wi( r IPaa k Nam*:-PFOS

- Ma»(es):'499JV99.0amu,499.0/80.0Bmu,499.0/l30Jlamu ' • Commert:'2pp b LCS " Annotatkyi: " Sanpl eIndex : 3 1 Sampl eType : Q C Concentration : 2.O 0 ng/n L Calculate dConc : 2.2 1 ng/nl L4.4, 5 Acq
. Date : 4/19/201 1 Acq
. Time : 9:30:3 2 P M ^^ ^ Modified : H O 5 Proc
. Algorithm : IntelliQua n- MOI I'"• ' Nois ePercentage ; 5 0 Base
. Sub
. window : 1.0 0 mi n•'••*= ' Peak-Split
. Factor : 2 Repor t Larges t

Paak : No 3-W 5 Hin
. Pea k

Height : 0.0 0 cp s Hin
. Pea k

width : 0.0 0 ae c 3.4e 5 Smoothin g Width : 0 point s R TWindow ; 30- 0 se c 3.2e 5 Expecte dRT ; 13. 9 mi n Us eRelativ eRT : H o 3.0 ^ Int
. Type : Valle y 2Je 5 Retentio nTime ; 13. 9 mi n'"" ^ Area : 189085 5 count s _- _ Height : 452000
. cp s ^"" ^ Star t Time : 13. 8 mi n, En dTine : 14. 3 mi ng ^•** ^ #2.2e 5 S 2.0* 5 1.8* 5 1.6* 5 1.4* 5 1.2e 5 1.0e 5 8.0* 4 6.0* 4 4.0* 4 2.0* 4 11. 5 12. 0 12. 5 13. 0 13. 5 114 1 119 0 124 0 128 9 133 9 1.V? 1



# [

13. 0 13. 5 14. 0 128 9 133 9 138 8 T1me.nti n

13.8 8



# 1 

# 1 1 

# 1 

# X

- 14J ) 14. 5 15. 0 138 8 143 8 148 8 14. 5 15. 0 15. 5 143 8 148 8 153 7

15. 5 16. 0 153 7 158 7 Dat aprinte db y ST

W Printing Time : 9:43:2 1 A M Pag e9 o f 1 3 Pag e 5 8 o f9 8** * Ginge r AG0133050 9 GLP10-01-02 ; Interi m Repor t 1 7 /Analysi s ofPFBS , PFHS , an d PFO S i n Groundwate r 1stQuarte rSamplin g - 201 1 Result s Name : gll0419b.rd b 

# I SainptoNam«;'fl11041flM34 - Sampl e ID : •t.CS-110412-10 ' Fto : "g l 10419b.w« r P«a k Name : TFOS ' Massfes) : '499.0/99. 0 aniAK.OIW. O amu.499.0/130. 0 amu * Comment.2pi*>l.CSECF * Annotation; - Sanpl e Index : 3 4 Sampl e Type : Q C Concentration ; 2.0 2 ng/n L Calculate d Conc : 2.1 4 ng/m L Acq . Date : 4/19/201 1 Acq . Tine : 10:24:2 3 P H Modified : le s Proc . Algorithm : IntelliQua n - MQ I Base . Sub . Window : 1.0 0 mi n Peak-Split . Factor : 2 Repor t Larges t Peak : N o Min . Pea k Height : 0.0 0 cp s Min . Pea k Width : 0.0 0 se c Smoothin g Width ; 0 pol r R T Window : 30. 0 se c Us e Relativ e RT ; N o Retentio n Time : 13. 9 mi n Area : 1B325B 6 count s Height : 299000 . cp s Star t Time ! 13. 6 «i n End Time : 14. 2 mi n 

## ^

& f 1 2.9e 5 2.8* 5 2.7* 5 2.6* 5

Z3*i

2.0* 5
1.8* 5

1.5* 5 1.4* 5 1Ai 5 1.2* 5 1.1* 5 1J)e 5 9.0* 1 6.0e4 7J)* 4 6.0* 4 5.0* 4 4J M 3.0* 4 2.0» l 1X*4 13. 5 14. 0 14. 5 15. 0 15. 5 16. 0 133 9 138 6 143 8 148 8 153 7 158 7 Time , mfr i 

# I Sampt e Name:'g110419b03 rSamptelD:TCS.ll0412-4 ' Flte:'gl10419b.wlf r P*a k Name : *PFOS * Mase{es} : '499.0/99. 0 amu.499.0W). 0 am u .499.0/130. 0 amu ' Commen t '20pp b LCS * AnnotaSan : * * Sampl e Index : 37 Sampl e Type : Q C Concentration : 20. 0 ng/n L Acq . Date : 4/19/201 1 Acq . Tine : 11:18:1 5 P H
Proc . Algorithm : IntelliQua n - HQI I Wois e Percentage : 5 0 Base . Sub . Window : 1.0 0 mi n Peak-Split . Factor : 2 Repor t Larges t Peak : M o Min . Pea k Height ; 0.0 0 cp s Min . Pea k Width : 0.0 0 se c Smoothin g Width ; 0 poin i Expecte d RT ; 13. 9 ni n Us e Relativ e RT ; H o Retentio n Tine : 13. 9 mi n Area : 1691442 5 count s Height : 3740000 . cp s Star t Time : 13. 8 m m 

## ^ 3.4* 6 3.2* 6 3.0* 6 2.8* 6

2/4* 6 2.2* 6

8.0*5

- 6.0*5

- 4.0*5

- 2.0*5

- 

# I Sampt e Name:-s1104l9t>045 ' Sampt e ID : TCS-110412-13 ' Fie : 'g l 10419b.wi r Pea k Name : "PFOS ' Mass(e3) : '499.0/99. 0 emu.499.0/S0. 0 annu,499.0/l 30. 0 Commen t '20pp b LC S EC P Annotation : ~ Sampl eIndex : 4 5 Concentration : 20. 2 ng/ra L Calculate d Conc : 21. 8 ng/iii L Acq . Date : 4/20/201 1 Acq . Time : 1:41:5 8 A M Modified : Ye s Proc . Algorithm : IntelliQua n - HQI I Base . Sub . window : 1.0 0 mi n Peak-Split . Factor : 2 Repor t Larges t Peak : H o Min . Pea k Height : 0.0 0 cp s Min . Paa k Width ; 0.0 0 se c Smoothin g Width : 0 poi i R T Window : 30. 0 se c Expecte d RT : 13. 3 Bi n Us e Relativ e RT ; N o Int . Type : Hanua l Retentio n Tine : 13. 9 mi n Area : 1701S16 5 count s Height : 2550000 . cp s Star t Tine ; 13. 5 mi n En d Tine : 14. 3 mi n 

## ^ 2.3* 6
2.1* 6

1.8* 6 1.7e 6 1.6* 6 1.5* 6

1.2* 6 1.1* 6 1.0* 6 9.0* 5 6.0* 5 7.0* 5 6.0* 5 5.0* 5 4.0* 5 3.0* 5 2.0* 5 1.0* 5 ng/T i 

# I Sampt e Name : •8l10419b061 ' Sampt e ID:'GLP1O-O1-O2-17-O0VFile:-gl10419b.wif r Pea k Nam* : 'PFOS ' Mass(es) : -499.0/99. 0 am u ,499.0/80. 0 am u ,499.0/130. 0 ami T Commen t Tri p Blan k

1 Sampte ' Annolalion : Sampl eIndex : 6 1 Sampl eType : Unknow n Concentration : H/ A Calculate dConc : 0.017 1 Acq
. Date ; 4/20/201 1 Acq
. Tine : 6:29:2 5 A M

Peak-Split
. Factor : Repor t Larges t

Fea t Hin
. Pea k

Height : Hin
. Pea k

width : Smoothin g Width :

15. 5 16X

) 133 9 138 8 143 6 143 8 153 7 158 7 Dat a printe d b

yST W Printing Time : 9:43:2 2 A M Pag e 1 0 o f 1 3 Pag e 5 9 o f9 8Ginge r AG0133050 9 GLP10-01-02 ; Interi m Repor t1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1 s tQuarte rSamplin g - 201 1 Result s Name : gll0419b.rd b 

# I Sampt e Name:'g110419b075 - Sampte ID:'GLPUM11-02-17-009 - Fite:-g110419b.wt r Pea k Nane : -PFOS ' *tass{ea) : •499.0«9. 0 amu,49fl.a«0. 0 amu,499.0/130. 0 CommenL'GW330RQ l Y11CP0(50X rAnnotation: " Sampl eIndex ; 7 S Sanpl eType : Unknow n Concentration : H/A Calculate dConc ; 725
. ng/n L Acq
. Date : 4/20/201 1 Acq
. Tine : 10:41:1 4 A H''•^• ^
Proc . Algorithm : In t Nois e Percentage : Base . Sub . Window : Peak-Split . Factor : Repor t Larges t Peak : Min . Pea k Height : Min . Pea k Width : Smoothin g width ; elllQ u 5 0 1.0 { 2 N o O. i an

1 0.0 0 0 R T Window : 30. 0 Expecte d RT : Us e Relativ e RT : N o Int . Type : Manua l Area : 11625 ; .3. 9 3 7 c Height : 1600000 . Star t Time : En d Time ; .3. 5 14. 3 - MQI I

m a n 1.4e6

1.3e6

1.1e6 1.0e6 9Xe 5 

### \

6.0*5

- 5.0*5

- 4.0* 5 3.0* 5 2.0e 5 1.0e5

- 0. 0 

# I Sanr^Name:'g11041Sb094 ' Sampte ID;'GLP1(M)1-02-17-021 ' FUe:*gna419b.wif r Pea k Name : "PFOS ' Irta3s{*a) : '499.0/99. 0 amu.499.0/B0
. ~ Comment:'GW310RO 1 YIICPO(IOOX) ' Annotalfam: - Sanpl eIndex : 9 4 Sampl eType : Unknow n 13. 0 13. 5 14. 0 14. 5 15. 0 15. 5 16. 0 128 9 133 9 138 8 143 6 148 8 153 7 156 7

Time , mi n 

# I Sampt e Nam* : 'g110419bOS9 ' San ^ ID : 'GLP I 0-01-02-17-0 1 rFVe : 'g l 10419b.wH r P*a k Nam* : "PFOS ' M3ss(es} : '499.0/99^) amu.499.0/80. 0 amu^9g.0/130. 0 amu * Comment'GW317LQ1Y1 1 CPO " Amotatton: " Sanpl e Index : B9 Sampl e Type ; Unknow n Concentration : H/ A Calculate d Conc : 0.22 2 ng/n L Acq
. Date : 4/20/201 1 Acq
. 2:53:1 4 Modified : Proc . Algorithm : Nois e Percentage : Base . Sub . Windo w Peak-Split . Fact o Ye s [ntell i

r : 2 Repor t Larges t Peak : M Hin . Pea k Height : Smoothin g Width : R T Window : Us e Relativ e RT : Int . Type : Area : 2 3 Height ; 0 0 30. 0 13. 9 H o Manua l 208 3 32300 .

^j^^^Mh'V.*^**/*''*^'*^ ^ ^^^^^'Vv-^vw^^JN.. , 15. 5 16. 0 153 7 158 7 I SampteName:'g110419b103 ' Sanpt e ID:'GLPI0-01-02-17-025 ' Flte:'g110419b.wii r Pea k Name : -PFOS ' Uassfea) : '499.0/99. 0 amu.49g.0/80. 0 amu.499.0/130. 0 amu * I Comment'GW227LO1Y11LF0(20XJ ' •-

Acq . Date : Acq . Time ; Modified

Proc . Algorithn : Nois e Percentage : Base . Sub . windo w Peak-split . Fact o /20/20 n :23:1 5 P H Ye s ntelliQu a 5 0 1.0 0 2 Repor t Larges t Peak : Ht > Min . Pea k Height : Snoothin g Width : R T Window : Us e Relativ e RT : Int . Type : 0.0 0 0.0 0 0 30. 0 13. 9 n H o Hanua l 13. 9 1 Area ; 770702 7 cour Height : 9 3000 . cpa Sampl e Index : 10 3 Concentration : H/ A Calculate d conc : 365 . Acq . Date : 4/20/201 1 Acq . Time : 7:04:5 6 P M Hodified : Ye s Proc . Algorithn : IntelliQua n Noia e Percentage : 5 0 Base . Sub . window : l.O o Peak-Split . Factor : 2 Repor t Larges t Peak : N o Hin . Pea k Height : 0.0 0 Smoothin g Width : 0 R T Window : 30. 0 s Expecte d RT ; 13. 9 n Us e Relativ e RT : M o Int . Type : Hanua l Retentio n Tine ; 13. 9 m Area : 1442969 G co u Height : 2000000 . c p n L

MOI I n

c n

Star t Tine : 13. 5 mi n End Time : 14. 3 m S 1.9*( ' 1.8* 6

1.6* 6

1.3* 6

1.1* 6 1.0* 6 9.0* 5

5.0*5
- 4.0*5
- 3.0*5
- 2.0*5
- 1Xe 5
13. 0 13. 5 14J ) 14. 5 15. 0 15. 5 16. 0 128 9 133 9 138 8 143 8 148 8 153 7 158 7 Dat a printe d b

yST W Printing Time : 9:43:2 2 A M Pag e 1 1 o f 1 3 Pag e 6 0 of9 8** * Ginge r AG0133050 9 GLP10-01-02 ; Interi m Repor t 1 7 Analysi s ofPFBS , PFHS , an d PFO S i n Groundwate r 1 stQuarte rSamplin g - 201 1 Result s Name : gll0419b.rd b 

# I Sxtfik e Name : -g110419b1i rSampte ID : 'GLPICK i 1-02-17-033 ' Rte : -g110419b.wH r P«a k Nam* : "PFOS ' h<3s$(es) : '499.0/99. 0 amu.499.0/B0. 0 amu,499.0/130. 0 amu ' Comnr)*nt'GW220RQ1Y11lF0<5XJ ' AnnotaSon: " Sampl e Index : 11 7 Sampl e Type : Unknow n
Acq . Tine : Modified : Ptoc . Algorithm ; Hois * Percentage : Peak-Split . Fact o /20/201 1 1:17:2 3 P M Ye s ntelliQua n

r : 2 Repor t Larges t Peak : N o Min . Pea k Height : Min . Pea k Width : Smoothin g Width : K T Window : Us e Relativ e RT : 0.0 0 0 13. 9 m N o Manua l 13. 9 n Area : 852306 4 cou n Height : 936000 . cp s Star t Time : 13. 5 n i



# I SampteName:*g110419bl50 ' Sampte ID:'GLPIO^l-02-17-053 ' Rte;'g110419b.wtf r Pea k Name : 'PFOS ' Mass(es) : '499.0/99. 0 amu.499.0/BO. O amu.499.0/130. 0 amu " Comment : •GW203LQ1Y11LFO(20X) ' AnrwjteBon: - Sampl eIndex : 15 0 13. 0 13. 5 14. 0 14. 5 15. 0 15. 5 16, 0 1289 133 9 138 8 143 8 148 8 153 7 158 7

Tlm^-ml n 

# I SampteName:'g110419b136 - Sampte ID:'GLP10^)1-02-17-045 ' FSe:'g110419b.wlf r Paa k Name : "PFOS * Uase(es) ; '499il/99. 0 amu,4gg.0/80. 0 nn u .499.0/130J ) ami / Comment'eW324LQ1Y11CP0(2OX) ' Annotation: " Sampl eIndex : 13 6 Concentration ; Acq . Tine : Modified : Proc . Algorithm : Nois e Percentag e Base . Sub . Wind o a/ A 332 . 4/21/201 1 4:59:0 5 A

t Ye s IntelliO u
: 1.0 0 Peak-Split . Factor : 2 Repor t Larges t Peak : N o Min . Pea k Heigh t Min . Pea k width : Snoothin g Width ; B t Window : Expecte d BT ; Us e Relativ e RT ; Retentio n Tine : 0. 0 0. 0 0 30. 0 13. 9 H o Hanua l 13. 9 Area : 1320974 3 e Height : Star t Time : 680000 . 13. 6

Type : Unk i Calculate d Conc : • Acq . Date : 4/2 : Modified : : proc . Algorithn : Int i Nois e Percentage : Base . Sub . Window : Peak-Split . Factor : Repor t Larges t Peak : Min . Pea k Height : Hin . Pea k Width : Smoothin g Width : R T Window : 3 { Expecte d RT : 1 Us e Relativ e RT : [ In i Type : Area : 3251690 9 Height : 4010000 . Star t Tine : 13. 6 En d Time ; 14. 4 3.6* 6 3.6* 6 3.4* 6 3.2* 6 3.0* 6 2.6*6

- 2.6* 6 2.4* 6 2.2*6

-
^ 2.0* 6 I1.6*6 1.6*6

- 1.4* 6 1.2*6

- 1J)*6

- ej)e 5 6.0* 5 

# I S3mpteName:'g110419b164 ' Sampte ID:'GLP10^)1-02-17-061 ' Flte:'o1104l9b.wtf r Pea k Name : 'PFOS " Mass(es) : '499.0/99. 0 am u ,499.0/80.0
. Comment*GW328RQ1Y11CPO{10X) - Annotatton : Sampl e Index ; 16 4 Sampl e Type : Unknow n Concentration : Calculate d Conc : Acq
. Ti f ,;23: 1 Modified : Proc . Algorithn : Nois e Percentage : Base . Sub . Wlndo i Ye s [ntelll Q
: 1. 0 Peak-Split . Factor : 2 Repor t Larges t P e Hin . Pea k width : Smoothin g Width : R T Window : Expecte d RT : Us e Relativ e RT : Int . Type : ak : N o 0 . 0 . 0 13. 9 H o Manua l Area : 1736191 1 Height : 2 Star t Time : En d Tine ; .20000 . 13. 6 14, 5

Dat aprinte db y ST

W Printin g Time : 9:43:2 2 A

M nj a 13. 5 14. 0 14. 5 15. 0 15. 5 16. 0 12S 9 133 9 138 8 143 8 148 8 153 7 158 7 12. 0 MJ 5 13. 0 13. 5 14. 0 14. 5 15. 0 15 J 16. 0 11S 0 124 0 128 9 133 9 138 8 143 8 148 8 153 7 158 7 Pag e1 2 o f

1 3 Pag e 6 1 of9 8Ginge r AGO13305O 9 GLP I 0-0 1 -02 ; Interi m Repor t 1 7 Analysi s ofPFBS , PFHS , an d PFO S i n Groundwate r 1 stQuarte rSamplin g - 201 1 Result s Name : gll0419b.rd b

•Pea k Nam*:'PFOS ' Mass(es):'499.0/99.0amu,49g.0/80.0amu.49g.0/130.0anw r •Comm*nt'GW327RQ1Y11CP0(50X) ' AnnotaBon: - Sampl eIndex : 18 7 

# I Sampt e Name:'g110419b178 - Sampte ID : •GU»1O4)1-O2-17-06 rFite:'gll0419b.»« r Pea k Name : 'PFOS ' htas3<es) : '499.0/99. 0 amu.499.0/&0. 0 amu,499.0/ l 30. 0 amtT Comment:'GW331SQ l Y11CP0(50X) ' Annotatton: " Sampl eIndex : 17 S Sampl eType : Unknov n Concentration : H/A Calculate dConc : 668
. ng/n L1.15e6 ' Acq
. Date : 4/21/201 1 Acq
. Tine : 5:35:2 5 P M 1.10e 6 Modified ; Ye s i.05e 6 Proc . Algorithn : IntelliQua n - HQI I 1.00e6

- 9.50*5

- 9.00* 5

' 8.50*5

- 8.00* 5 7.50* 5 7.00*5

- 6.50*5

- ^ 6.00*5

- I5.50*5

- 5.00e5

- 4.50*5

- 4.00*5

- 3.50e5

- 3.00*5

- 2.50*5

- 2.00e5

- 1.50*5

- 1.00*5

- 5.00*4

- 0.00

- Nois e Percentage : Base . Sub . Window : Peak-Split . Facto r Repor t Larges t Pe a Min . Pea k Height : Min . Pea k Width : Snoothin g width ; Expecte d BT : Us e Relativ e RT ; Int . Type : Retentio n Tine ; S 2

30- 0 13 . N o Hanu a Area ; 1074946 5 Height : 1 1 Star t Time : En d Time : (000 0 13 . 14 ,

11 ^ 13. 5 14. 0 14. 5 15. 0 15. 5 16. 0 133 9 138 8 143 8 148 8 153 7 158 7 Tlme.nri n toName:'g11041Sb1SrSampt e ID:'GLP1CKI1-O2-17-073 ' Fite:'g1104igb.wt r
Sampl e Type ; Unknow n Concentration ; H/ A Calculate d Cone : 591 . ng/n L Acq . Date : 4/21/201 1 Acq . Tine : 8:17:2 5 P H Modified : Ye s Proc . Mgorithn : IntelliOua n - HQI I Nois e Percentage : 5 0 Base . Sub . Window : 1.0 0 mi n Peak-Split . Factor ; 2 Repor t Larges t Peak ; N o Min . Pea k Height : 0.0 0 cp s Min . Pea k Width : 0.0 0 se c Smoothin g Width : 0 poi n R T Window : 30. 0 se c Expecte d RT : 13. 9 mi n Us e Relativ e RT ; N o Int . Type : Manua l Retentio n Time : 14. 0 ni n Area : 957614 1 count s Height ; 986000 . cp s Star t Tine ; 13. 6 ni n End Time : 14. 3 mi n 

### ^

t 9.5* 5 9.0* 5 83e 5 8.0e 5 7.5* 5 7JiB 5 6.5* 5

55* 5 5.0* 5 4.5* 5 4J)* 5 3.5* 5 3.0* 5 2.5* 5 2.0* 5 1.5* 5

11. 5 12. 0 12. 5 13. 0 13. 5 14. 0 14. 5 •15. 0 15. 5 16. 0 114 1 119 0 124 0 128 9 133 9 136 8 143 8 148 8 1537 158 7 time , mi n I Sampt e Name:-g110419b19 rSampte 10 ; *GIP1041-02-17-O7 rFlte:'g1l0419b.wti r Paa k Name : "PFOS ' Mass{*s) : '499.0/99. 0 emu.499.0/80. 0 anmi,499.0/130. 0 smu ' I Comment:'GW312R0 1 Y1 1 CPO(100X) ' " - 1.00* 6 9.50* 5 9.00e 5 6.50e5

- 8.00*5

- 7.50*5

- 7.00*5

- 6.50*5

- 6.00* 5

. 5.50e 5 £5.00e 5 I4.50*5

- 4.00*5

- 3.50*5

- 3.00*5

- 2.50* 5 2.00*5

- 1.50e5

- I.OOeS

5.0ae4 : 0.00

- sampl e Index : 9 2 Sampl e Type ; Unknow n Calculate d Conc : N/ A iiao . Acq . Date : 4/21/2 0 Acq . Tine : 9 Hodified : Proc . Algorithm : I Nois e percentage : Base . Sub . window ; Peak-Split . Facto r 47:2 3 Ye s Ite m 5 0 2 Repor t Larges t Peak : N Hin . Pea k Height : Min . Pea k Width : Smoothin g Width : Expecte d RT : Us e Relativ e RT ; Retentio n Tine : Area : 957 9 Height : 1 0 Star t Tine : En d Time : 0 0 30. 0 13. 9 N o lanua l 14, 0 5 2 0000 . 13, 6 14. 3

Dat a printe d b

yST W Printin g Time : 9:43:2 2 A M "'*~'M " Pag e1 3 o f 1 3 Pag e 6 2 of9 8GLP10-01-02 ; Interi m Repor t1 7 /Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1s t Quarte rSamplin g - 201 1 Ginge r AG0133050 9 Result s Name : gll0424b.rd b g110424b.rd b (PFOS) : "Quadratic " Regressio n (" 1 / x " weighting) : y= -3.18e-f00 3 x'' 2 + 7.79e-^005 x- ^ 1.27e-^00

4 ( r= 0.9998 ) 3.2e 7 3.0e 7 2.8e 7 2.6e 7 2.4e 7

1 8 2 0 2 2 2 4 2 6 2 8 Concentration , ng/m L 3 6 3 8 4 2 4 4 4 6 4 8 Dat a printe d b

yST W Printing Time : 9:55:4 9 A M Printing Date : Monday , Jul y18 , 201 1 Pag e1 o £1
Pag e 6 3 of9 8GLP10-01-02 ; Interi m Repor t1 7 /Vnalysi s ofPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1 Ginge r AG0133050 9 Result s Name : gll0424b.rd b
1 •g110424b.rd b (PFHS) : "Quadratic " Regressio n ("1/x " weighting) : y= 2.3e7 - 2.2e7 - 2.1e7 - 2.0e7 - 1.9e7 - 1.8e7 - 1.7e7 - 1.6e7 - 1.5e7 - 1.4e7 - 1.3e7 

## § ^-^^ ^ TM - 1.1e7 -
"^ 1.0e7 9.0e 6 S.Oe e 7.0e6 - 6.0e 6 5.0e 6 4.0e 6 S.Oe S 2.0e 6 1.0e6 0. 0 

# y ^ y ^ 

## y ^ y ^ 

## y ^ 

# • y ^

• y 

# y ^ ^ 0 2 4 6 8 1 0 1 2 1 4 1 6 -2.11e-f00 3 x'^ 2 * 5.47e•^005 x* 7.83e-f00 4 ( r= 0.9962 )



## ^ ^ ^ - ^ 

## / ^ ^ y y " ^ • 

# X

1 8 2 0 2 2 2 4 2 6 2 8 30 32 3 4

Concentration , ng/m L 

## ^

3 6 3 8 

## ^ ^

4 0 

### y ^

4 2 

## ^

4 4 

## ^

4 6 

## ^ ^

4 8 

## • ^

5 0 Dat a printe d b

yST W Printing Time : 9:55:1 3 A M Printing Date : Monday , Jul y18 , 201 1 Pag e 1 o f 1



### Pag e 6 4 of 9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S I n Groundwate r 1st Quarte rSamplin g - 201 1 Ginge r AG0133050 9 Result s Name ; gll0424b.rd b

•g110424b.rd b (PFBS) : "Quadratic " Regressio n (" 1 / x " weighting) : y= 1.3e7: ( 1.3e7 - 1.3e7 - 1.2e7 - 1.2e7 - 1.1e7 - 1.1e7 - 1.0e7 - 9.5e6 - 9.0e6 - 8.5e6 - 8.0e6 - 7.5e6 - i 7.0e6 -
°
. 6.5e6 - 5 6.0e6 - 5.5e6 - 5.0e6 - 4.5e6 - 4.0e6 - 3.5e6 - 3.0e6 - 2.5e6 ^ 2.0e6 ^ 1.5e6 - 1.0e6 - 5.0e5 : 0.0 - 

# y y ^ y ^ y ^ 

## ^« r y y y ^ j i i 

# y ^ y ^ 

### I T 0 2 4 6 8 1 0 1 2 1 4 1 6 -95 9 x* 2 - ^ 3.12e-f00 5 x* 1.81e-f00 3 ( r= 0.9999 )

y ^ y ^ y ^ 

# y ^ y ^ y"" ^

• ^

1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2

Concentration , ng/m L 3 4 

### ^

3 6 3 8 4 0 4 2 

### ^

4 4 

### ^ ^

4 6 4 8 

### ^

5 0 Dat a printe d b

yST W Printin g Time ; 9:54:2 9 A

M Printin g Date : Monday , Jul y18 , 201 1 Pag e 1 o f 1



### Pag e 6 5 of 9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s ofPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1 Ginge r AG0133050 9 Result s Name : gll0424b.rd b 

# I San^:teN«tie:'gl10424l)0l rSamp h tO : •1O0O7-27-9 ' Fito:-g110424b.wifr ~ PM k Nama : 'PFBS ' Massfas) : -299.0/99. 0 •mu,299.0rtl0. 0 amu * Comman t '1. 0 ngfrn LF C st d i n W B Q wata rAnnotatton : - Sanpl eInclex : 1 7 7,5a4 7.0»4 - 6.5M 6.0e4 - 5.5*4 - 5.0«4 - 4.SM 4.0a4 - 3.5a4 - 3.0a4 - sampl e Type : S Cal c
Mod i late d Time ; led : Alg o Hois e Pet e Bas e Pea k Min . Sub . Spli t Conc : 

## » ithm : I ntage :
t Larges t Pe a Pea k HeighC ; Pea k Hidth : Smoothin g R T Kindow : idth : tandac d 1.0 0 1.0 3 25/201 1 09:S e A H Ye a celllQua n S O 1.0 0 2 1: : N o 0.0 0 0 30. 0 s

Area
Height : Stac t Tine : En d Time : 32179 0 75700 . 12. 3

2.5* 4 2.0*4 -

9.77,9.8 5 10.2 6 11.37.. , 11.5 7 11. a 

# I Sampte Nama : *g110424bO34 * Sampte ID:-LCS-110422-4 ' Flo:'gl10424b.wi r Paa k Name:-PFBS - Massfat):-299.0/99. 0 amu.299.Ck'80. 0 amt / Comment : *2pp b LCS * Annotatton : " Sanpl e Index : 3 1 

# I Sampl e Nama : *g1l0424b02 rSampte ID:-Mstho d Blank- Fte:-gll0424b.wM r Paa k Nama:-PFBS ' Mass(*t) : *299.Q/99. 0 amu,299.Q/80. ~ Comman t TN11-015 6 Mi l QWatar - AnnolBtion: - Sanpl « Index : 2 7 Concentr e Calculate c Acg . Tim e Modified : Proc . Alg o Nois e Pet e Base . Su b Feak-Spll ' Repor t La r Min . Pea k Smoothin g RT Kindo

e :

ion ; Conc :

rithra : U n

4 / 4 : known H/ A S/201 1 0:2 6 A M H o IntelliQu a Window :

. Fac t r : ges t Pea k Heigh t dldth : Plldth : Expecte d RT : Us e Relat l v e RT : 5 0 1.0 0 2 N o 0.0 0 0 0. 0 12. 1 M o Bas e T o Bas e



# I Sampte Nama:-g110424b042 - Sampt e ID : *LCS-110422-13 ' Flte:'gl10424b.«rt r Paa k Nama ; 'PFBS ' Mass(at) : '299.0/99. 0 amu,299.aWl. O amu Commen t *2pp b LC S EC P /kjmotatlon : * * Sampl e Index : 4 2 Sampl e Type : Concentration ;
Acq . Tine : Hodified : Proc . Algorithm : Nois e Percentage : Base . Sub . Hlndo u Peak-split . Fact o 9 c 2.0 0 1.9 1 /25/2 0 :16:2 6 Ye a ntell i 5 0 1 . ; 2 Repor t Larges t Peak : H Min . Pea k Height : Snoothin g (fidt h: R T Windoii : Expecte d RT ; U s e Relativ e RT : Int . Type : Retentio n Time : Area : 5 9 0 0 30. 0 12. 1

Manua l 12. 0 34 6
Star t Time : 1.3* 5

1.2* 5

1. 1 e 5

1.0* 5

9.0* 4

8.0* 4

7.0* 4

6.0* 4

5.0* 4

4.0* 4

3.0* 4

2.0 M

1.0* 4
10.8 6 11J 7 12.0 2

11.7 8 L 12.4 2 12^ ' 13J 7 13.6 4 14.1 5 14.4 6 ConcenttBtl O Calculate d C Acq . Time : Hodified : Ptoc . Algor i Nois e Perce n Base . Sub . u Peak-Split . Repor t Larg e Hin . Pea k H e hn :

nd o qh t Hin . Pea k Width ; Smoothin g N l R T Window ; Expecte d RT : Us e Relativ e Int . Type : Area : Height : Star t Time : KT : 0.0 0 ng/m L 0.023 5 ng/o L 4/25/201 1 S;40:0 2 A

M Ye s IntelliQua n - M Q 5 0 « : 1.0 0 mi n lak ; H o 0.0 0 cp s 0.0 0 ae c 0 p o 30. 0 se c 12. 1 mi n H o Manua l 914 6 count s 2250 . cp a 11. 9 mi n

Dat a printe d b

yST W Printing Time : 9:53:3 3 A M Printing Date : Monday , Jul y18 , Pag e1 o f 6
Pag e 6 6 o f9 8GLP I 0-01-02 ; Interi m Repor t 1 7 /Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1 stQuarte rSamplin g - 201 1 Ginge r AG0133050 9 Result s Name : gll0424b.rd b

|HSampl*Nam*;-g110424b045

- ^mpl*lD:TCS-11042^7

- • Paa k Nam* ; TFaS * Mass(«) : •299.0«9. 0 amu,299.(VB0. 0
• Commani ; •20pp b LCS " Annotatton : - Sampl e Index ; 4 5 Sampl e Type : Q C Concentration : 20. 0 ng/m L Calculate dConc : 19. 6 ng/n L1 9n- R Acq
. Date : 4/25/201 1 '"^" ^ Acq
. Tine : 9;34:04A M 1.15. 6 Modified ; N o 1.10* 6 Proc
. Algorithm ; IntelliOua n- HQI I Nois e Peceentage : 5 0 '•'TM TM Base
. Sub
. window ; 1.0 0 mi n1.00* 6 Peak-Split
. Factor : 2 Repor t Larges t

Peak : N

o 9.50a 5 Hin
. Pea k

Height : 0.0 0 cp s Hin
. Pea k

Width : 0.0 0 se c 9.VOa b Smoothin g width ; 0 point s o 50e.i E R TWindow : 30. 0 se e ' ^ Expecte dRT : 12. 1 mi n8.00* 5 Os e Relativ e RT ; N o 7.50* 5 Int
. Type ; Valle y ^ f^
. Retentio nTine : 12. 0 mi n, '•"" " Area ; 573576 B count s & 6 50* 5 Height : 1250000
. cp s > , Star t Time : 11. 9 mi n• 6.00a 5 En dTime ; 12. 5 .i n| ^^ ^ 5.00B 5 4.50a 5 4.00* 5 3.50e 5 3.00* 5 2.50* 5 2.008 5 1.50* 5 1.00* 5 5.00* 4 0.0 0

1 SarTvl«^rrw:'gl10424b05 r Sampt e ID:-GLP1(H)1-02- 1 IP*BkNam*:-R=BS

- Ma$«(at);-299.0»9. 0 amu.299.0«0. 0 • Comm«nt:'GW222RQ1Y11LF0(20X) ' Aroiotation:

- Sanpl e Index : 5 7 Sampl e Type : Unknow n Concentration : N/ A3AlS- | Calculate dConc : 96. 2 ng/m L Acq
. Date : 4/25/201 1 , , _ Acq
. Tine : 1:09:4 7 P M " Hodified : Ye s 3.0* 5 Proc
. Algorithm : IntelliOua n- KQI I Nois e Percentage : 5 0 , o^
_ Base
. Sub
. Window : 1.0 0 mi n^ ^ Peak-Split
. Factor ; 2 Repor t Larges t

Peak : N

o 2.6* 5 Hin
. Pea k

Height : 0.0 0 cp s Hin
. Pea k

width ; 0.0 0 se c 2.4« s Smoothin g Width : 0 point s R TWindow : 30. 0 se c Expecte dRT : 12. 1 mi n2.2* 5 Os e Relativ e RT : H o 2.0* 5 int
. Type : Manua l ^" ^ Retentio nTime ; 12. 1 mi n• Area : 147898 1 count s & 1.8* 5 Height : 341000
. cp s > . Star t Time : 11. 9 mi n« . ^ , En dTime : 12. 3 mi n| " ^ 1.4* 5 1.2* 5 1.0« 5 8.0* 4 6.0* 4 4J)* 4 ZOtA 0, 0 Fi*:-9l10424b.wi r amu 10.0 0 10.59..10.7 4 11.2T..,11.4 1 1 10. 0 10. S 11. 0 99 2 104 2 109 1 7-041

- FN:-gl10424b.wifr amu 10.6 9 10. 0 10. 5 11. 0 99 2 104 2 109 1 11. 5 114 1

11.4 3 11. 5 114 1 12.0 1



## 1 

# 1 1 1 

# 1 1 • -88- ^
. 12. 0 119 0

121 »

11.97^ H 12. 0 119 0 12.5 2

^2 £ 124 0

12.6 8 12. 5 124 0 12.9913.2 3

13. 0 128 9

13. 0 128 9 

### ' 

### " ^

13.5 0 13. 5 133 9

13. 5 133 9 13.8 3 14.1 1

14. 0 138 8

14. 0 138 8 -14.2 3 ,

14. 5 143 8

14. 5 143 8 • Samp4«Nania:'g110424bO48 ' Sampt e ID:-LCS-110422-16 ' Fite:*g110424b.t«tf r • P»a k Name:-PFBS

- MaM(*i}:'299.0/99. 0 amu.299.0/80. 0 amu "
• Comman t

•20pp b LC S ECF * Annotatton : " Sampl e Index : 4 8 Sampl aType : Q C Concentration : 0.0 0 ng/m L Calculate dConc : 0.22 9 ng/m L Acq
. Date : 1/25/201 1 1.5* 4 Acq
. Tine ; 10:27:5 8 A H Hodified : H o 1-4* ' Proc
. Algorithm : IntelliOua n- MQI I Nois e Percentage : 5 0 ^ ^M A Base
. Sub
. window : 1.0 0 mi n Peak-Split
. Factor : 2 Repor t Larges t

Peak : N

o 1.2* 4 Hin
. Pea k

Height : 0.0 0 cp s MIn
. Pea k

Width : 0.0 0 se c Smoothin g width ; 0 point s 1.1* ^ R TWindow : 30. 0 Se c Expecte dRT : 12. 1 mi n.-_ . Us e Relativ e RT ; H o '"" ^ Int
. Type : Valle y 90OO.O Retentio nTime : 12. 0 mi n„ Area : 7311 1 count s g Height : 15800
. cp s > , 8000. 0 Star t Time : 11. 8 mi ng En dTime : 12. 2 mi n| ^^ ^ 6000. 0 5000. 0 4(H)0. 0 3000. 0 2000. 0 1000. 0 0. 0 10. 0 10. 5

99 2 104 2 1 Sampt e Name:-g110424bO17 JSampt e ID : •10007-27-8 ' Flte:'gl10424b.wm ^
• P«a k Nam* ; 'PFHS ' M8ss(*s) : '399.0/99. 0 amu,399.0/S0. 0 amu ' • Comment:'1. 0 ng/mLFCst dI nM M Q water " Annotatton;

- Sampl e Index : 1 7 Sampl e Type : Standar d Concentration : 1.0 0 ng/nO
. 1.6*5- 1 Calculate dConc : 1.0 9 ng/n L Acq
. Date : ^'"/^^ l 1.5* 5 Acq
. Time ; 1:09:5 6 A H I-JOJ I Modified ; H o 1.4*5- ^ Proc
. Algorithm : IntelliQua n- IQ A Hin
. Pea k

Height : 0.0 0 cp s Hin
. Pea k

width : 0.0 0 se c 1-3* S Smoothin g Width : 0 point s BTWindow : 30. 0 se c . - _ Expecte dBT : 13. 2 ni n^^ ^ Us e Relativ e RT : H o 1.1* 5 Int
. Type : Valle y Betentio nTime : 13. 3 ni n Area : 67103 3 count s 1-C ^ ReLght ; IGOOOO
. cp a Star t Time : 13. 2 ni n.(^ , '••'"- • ' " •' " J•

- i 8.0* 4 1 7.0*4

- 6.0*4

- 5.0*4

- 4J)e4 ' 3.0* 4 2.0* 4 1X M
11. 0 11. 5

109 1 114 1 11. 0 11. 5 109 1 114 1

12. 0 12. 5 119 0 124 0 12. 0 119 0 IWSJ« At

12. 5 13. 0 13. 5 14. 0 14. 5 124 0 128 9 133 9 138 8 143 8 Tknemi n1

13.2 8 1

'13. 0 ' 128 9 13. 5 14. 0 14. 5 15. 0 1S. S

133 9 138 8 143 8 148 8 153 7 fflla Dat aprinte db y ST W Printin g Time ; 9:53:3 3 A

M Printin g Date : Monday , Jul y1 8 Pag e2 o f 6
Pag e 6 7 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S I n Groundwate r 1stQuarte rSamplin g - 201 1 Ginge r AG0133050 9 Result s Name : gll0424b.rd b

I SaniplsNaiT)e:*g11M24b02 rSampte ID:-MettM d Blank* Fi«:-g110424b.wtt r I Pul e Name;-PFHS - Mass[es):-399.0/99. 0 amu.399.0/80. 0 amu ' I Comment:*TN11.01S6MaQWaie( ' /VnnotatlMi: - Sampl e Type
Calculate d C Acq . Date : Acq . Tine : Modified : Proc . Algor i Hin . Pea k W

J Smoothin g M i Expecte d RT : Us e Relativ e Retentio n T i Height : Star t Time : En d Time : igh t

Hrh :

kT ; Unknow n

(J/f l < 0 4/25/201 1 4:10:2 6 A M N o IntelliQua r 0.0 0 c 0.0 0 30. 0 13. 2 0 N o Valle y 256 9 cou r 645 . c p 13. 1 B



# I Sampte Nam* ; "91104241)042 - Sampte 1D;'T.CS-110422-13 ' Rte ; •g110424b.wir r Pea k Name ; 'PFHS - Mass(*s) ; '399.0/99. 0 amu,399.0/80X 1 artiu ' Comment : •2pp b LC S EC P Armotatton : - Sampl e Index : 4 2

Type : 11. 0 11. 5 12. 0 12. 5 13. 0 13. 5 14. 0 109 1 114 1 119 0 124 0 126 9 133 9 138 8 Thn*
. mi n 

# I Sampt e Narr»:'g110424t)034 - Sampte ID:-LCS-110422-4 ' Fll*:-g110424b.wt r P*a k Nama : 'PFHS ' Mass{*s) ; -399.0/99. 0 amu,399,0/80. 0 amu ' Comman t •2pp b LCS ' Annotation : ~ Sampl e Index : 3 4 Sampl e Type : Q C Calculate d Conc ; Acq . Date : ' Acq . Tine : I Modified ; Proc . Algorithm : ] Min . Pea k Height :

Int
. Type : Retentio n1 2.6*5

- 2.5*5

- 2.4*5

- 2.3*5

- 2.2*5

- 2.1e5

- 2.0e5

- 1.9*5

- 1.8*5

- 1.7*5

- 1.6*5

- 1.5*5

- 1.4*5

- 1.3*5

- 1.2*5

- 1.1*5

- 1.0*5

- 9.0*4 ' 8.0*4

- 7.0*4

- 6.0*4

- 5.0*4

- 4.0*4

- 3.0*4

- 2.0*4

- 1.0*4

- 12.0 0 .,12.1 8 12.6912.9 5 13.4 6 13.7213.9 7 14.7 K1S.07^ 15.2 5 15.5 5 109 1 114 1

Concentration ; Calculate d Conc : Acq . Time : Modified : Proc . Algorithm : Hin . Pea k Heigh t Min . Pea k Width : Smoothin g Width : O.O O ng/ra L 4/25/201 1 8:40:0 2 A M 1-es IntelliQua n - IQ A 0.0 0 cp s 0.0 0 se c 0 point s 30. 0 se c 1.3* 4 1.3* 4 1.2* 4 1.2* 4 1.1* 4 1.1* 4 1.0* 4 

# I Sampt e Nam* : •g110424b045 " Sampte ID : •LCS-110422- rFil*:'g110424b.wi r P*a k Nam* : 'WHS ' Mass{*s) ; -399.0/99. 0 amu,39 9 Commen t '20pp b LCS ' Annotation: " sampl e Index : 4 5 Sampl e Type ; Q C

13. 2 5945 2 c c 12900
. ! 7500.0

- 8 7000. 0 ^ 6500.0

- i 6000.0

-

- 5500.0

- 5000.0

- 4500.0

- 4000.0

- Concentration ; Calculate d Conc ; Acq . Date : Acq . Time : Hodified : Proc . Algorithm : Min . Pea k width : Smoothin g Width : B T Mindow : Expecte d RT : Us e Relativ e BT : Int . Type : Betentio n Time : Area : 9 0 20. 0 17. 6 4/25/20 1 9:34:0 4 Ye s Intelli Q 0.0 0 O.O O 0 13. 2 H o Hanua l 13. 2 Height : 2110000 . Star t Time : 13. 1 n g mL ng/ra L 1 A M

se c poi n rain

mi n IQ A



## & 

# f ^ 2.1* 6 2.0* 6 1.9* 6 1.8* 6 1.7* 6

15o 6 1.4* 6 1.3* 6 1.2* 6 1.1* 6 1.0* 6 9.0* 5

Dat aprinte db y ST

W Printing Time : 9:53:3 3 A M Printing Date : Monday , Jul y18 , 201 1 Pag e3 o f 6
Pag e 6 8 o f9 8GLP I 0-01-02 ; Interi m Repor t1 7 /Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1 stQuarte rSamplin g - 201 1 Ginge r AG0133050 9 Result s Name : gll0424b.rd b

I SemfJeNema:-9l10424bO4S ' Samt]telO;TCS.110422-i rFlle:-g110424b.wW Pea k Name:-PFHS * hteaafaa):-399J}/99. 0 •Commem:-ZOcfti LC S EC P /Annotation: - Sampl e Inde;. ; 4S Sampl e Type : Calculate d Conc : Acq . Dote : Acq . Time : Modified : Proc . Algorithm : Min . Pea k HeighC : Min . Pea k width ; Smoothin g Width : B T Window : Expecte d BT : Us e Relativ e BT : int . Type : Retentio n Time : Area : 5 5 Beight : 1 Star t rime : En d Time : Q C 0.0 0 O.BB O 1/25/201 1 10:27;5 B Ye s ntelliO u 0.0 0 0.0 0 0 30. 0 13. 2 M o Hanua l 13. 2 7000 . c 13. 0 13. 1



# I Sampt e Name : -g11O424b0i rSampte lO : '10007-27-6 - Flte : 'g110424b.wlf r P*o k Nam* : 'PFOS " MaM{a9) : -499.0/99. 0 amu.499iV80. 0 amu.499.0/130. 0 amu " Commant : -1. 0 nglm LF C st d i n MDI Q water* /Annotation : Sampl e Index : 1 7 

# I Sampt e Name:'g110424bO57 * Sampte ID:-GLP1(W)1-02-17-041 ' Fite:-g110424b.w1( r P*a k Name : "PFHS * Mas»(*«) : "399.0/99. 0 am u ,399
. Commen t *G W222 R 0 1 Y1 1 L F 0 (20X) ' Annotation : Sampl eIndex : 5 7 Sampl e Type : Calculate d Con c Acq . Time : Modified : Proc . Algorith n Min . Pea k Heig h Min . Pea k widt h Snoothin g Widt h R T Window : Expecte d RT : Us e Relativ e R T Int . Type : Betentio n Time : Unknow n tl/ A 615 . 4/25/201 1 1:09:1 7 P M Ye s IntelliQu a 0.0 0 0.0 0 0 P C 30. 0 13. 2 n H o Manua l 13. 3 I t Area ; 1490537 8 CO L Height ; 2790000 . C F

11. 0 11 5 12. 0 12. S 13. 0 13. 5 14. 0 14. 5 15. 0 15. 5 Sampt e Nam* : •g110424b027 ' Sampte ID:'Metho d Blank " Fls;*gll0424b.wW r Pea k Nama : -PFOS " Massfas) : -499.0/99. 0 amu,499.0/8a o amu.499.0/130. 0 annu CommentTnil-OlSeUilQWate rAnnotation: ' Sampl eIndex : 2 7 Sanpl e Type : Concentration : Calculate d Conc : Acq . Time : Modified : Proc . Algorithm : Hoia e Percentag e Base . Sub . Wlnd o Peak-Split . Fac t Standar d 1.0 0 0.95 9 4/25/201 1 1:09:5 6 A N o IntelliO u 5 0

- : 1.0 0 Repor t Larges t Peak : N o Hin . Pea k Heigh t Hin . Pea k Width : Smoothin g Width ; R T Window : Expecte d RT : Us e Relativ e RT : Int . Type : 0. 0 0 30. 0 14. 0 H o Valle y Area : 75656 4 c o Height ; En d Time : ng/ra L ng/m L

n - HQI I mi n
cp s
mi n

82000 . cp s 13. 9 mi n a S

( 7

Dat a printe d b

yST W Printing Time : 9:53:3 3 A M Printin g Date : Monday , Jul y 1 8 Pag e4 o f 6
Pag e 6 9 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS
. an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1 Ginge r AG0133050 9 Result s Name : gll0424b.rd b 

# I SampteNem*:-gil0424t)034 ' Sampte ID : TCS-110422-4 ' Fl*:'g110424ti.wt( r P*8 k Name : •pFOS * Mass{*s) : '499.0/99. 0 amu^»9.0/S0. 0 Bmu,499.0/130. 0 Comment : -2pp b LCS * AnnotaSon : ~ Sampl e Index : Sampl aType : Q C Concentration : Calculate d Conc : Acg . Date : Acq . Time : Hodified ; Proc . Algorithm : Nois e Percentage : Base . Sub . Windo w Peak-Split . Foct o 2.0 0 1.7 5 4/25/201 1 6:16:2 6 A

H N o IntelliQu a 5 0 : 1.0 0 r : 0 Repor t Larges t Paak : H o Kin . Pea k Height : Kin . Pea k width : Smoothin g width ; R T Window : Expecte d RT : Us e Relativ e RT : O.OO O.O D 0 30. 0 ng/m L

ng/m L

t l - M Q

ae c p o 14. 0 mi n NO



# I Sampte Name;'g110424t)04S ' Sampte ID:'LCS-1ia422- rFle:'gl10424b.wi r Paa k Nam*;-PFOS ' Maaa{as) : "499.0/99. 0 omu.489.0/80. 0 Comm*nt ; *20pp b LCS ' /Vrnotation : — Sampl eIndex : 1 5 Sampl eType : Q C Concentration : 20. 0 ng/m L Calculate dConc : 20. 5 ng/n L Acq
. Date : 4/25/201 1 Acq
. Tine : 9:34:0 4 A H 15.49s
. 15.73^15^ 7 16^7..
. 

# I Sampte Nam* : -g l 104241)042 - Sampt e C : TCS-110422-13 - Fa* : -g l 10424b.wtf P Pea k Nama : "PFOS * U8ss(**} : -499.0/99. 0 amu,499.0no. O amu.499.(V130J ) anu * C^ommant: *2pp b LC S EC P /Annotation : ~ Sampl e Index : Sampl e Type : Concentration : Calculate d Conc ; Acq . Date : Acq . Time : Hodified : Proc . Algorithn : Nois e Percentage : Base . Sub . Mlndo w Peak-Split . Fact o 4 2 Q C 2.0 2 1.S 4 /25/201 1 :40:0 2 A H Ye s ntelliOua r 1.0 0 : 0 Repor t Larges t Peak : N o Hin . Pea k Height : Kin . Pea k width : Smoothin g Width : Expecte d RT : Us e Relativ e BT ; Int . Type : Retentio n Time : Area ; 14 3 0.0 0 0.0 0 0 14. 0 n H o Hanua l 13. 9 I t 70 9 cour Height : 221000 . cp s Star t Tina : 13. 6 n



# I Sampt e Nam*:'g i 104241)048 ' Sampt e ID : tCS- l 10422-16 * Fite:'g1l0424b.wt r P*a k Nam* : -PFOS - Mas£(»s) : '499.0/99. 0 amu.499.0/80. 0 amu,499.0/130. 0 ami / Comment : -20pp b LC S EC P Annotation : ~ 13. 0 13 J UJ O 14. S 15J ) 15. 5 16. 0 16. 5 128 9 133 9 138 8 143 8 148 8 153 7 158 7

Ttn*
. mi n

Kodlfled : Proc . Algorithm : In l Nois e Percentage ; Base . Sub . Window : Peak-Split . Factor ; Repor t Larges t Peak ; Min . Pea k Height : Min . Pea k width : R T Window : : Expecte d RT : Us e Relativ e RT : Ye s elliQua n - MQI I

Height : Star t T J End Tii H Manua l

le : 13. 9 116TS09 5 c Sampl e Type : Calculate d Conc : Acq . Date : Acq . Time :
Proc . Algorithn : Nois e Percentage : Base . Sub . Hindo u Peak-Spltt . Fact o Q C 20. 2 21. 0 /25/aOl l 0:27:5 6 ntelliO u 5 0 1.0 ( : 0 Repor t Larges t Paak : N o Hin . Pea k Height : Hin . Pea k Width : Smoothin g Width : Expecte d RT : Us e Relativ e RT ; int . Type : Retentio n Time ; 0-C 0 14. 0 NO Manua l Area : 1495595 9 c Height : 2 Star t Time : End Time : 20OOO . 13. 6 14. 3 ng/ra

L ng/m L A H

a n - HQI I mi n ) cp s 1 se c mi n

cp s mi n mi n S 

# f 2a*€

- 2.1* 6
1.9* 6 1.8*6
- 1.7*«
- 1.6*(
- 1.5*6
- 1.4*6
-

1.0* 6 9.0* 5 8.0* 5 7.0* 5 6.0*5
- 5.0* 5 4.0* 5 3.0* 5 2.0* 5

133 9 138 8 Tim* , mh i Dat a printe d b

yST W Printin g Time : 9:53:3 3 A

M Printin g Date : Monday , Jul y1 8 Pag e5 o f 6
Pag e 7 0 of9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS
. PFHS , an d PFO S i n Groundwate r 1 s t Quarte rSamplin g - 201 1 Result s Name : gll0424b.rd b

Pag e6 o f

6
Pag e 7 1 o f9 8 ** * Ginge r AG0133050 9

I Sampte Nam*:'gl104241)05 rSampte ID:-GLP10-01-02.17-04 rFl*:'g110424b.wti r Sanqil eType ; late dCo r 755
.

4/25/201 1 1:09:4 7 !
Nois e Sub
. ""•.ndow : Spli t Repor t Larges t

Peek : N

c Hin
. Pea k

Height : 0
. Hin
. Pea k

width : 0
. Snoothin g Width : 0 R TWindow : 30. 0 Expecte dRT : 3XM

23* 8

U s e ! RT : N o

8.0*5 4.0eS Dat a printe d b

yST W Printin g Time : 9:53:3 3 A

M Printing Date : Monday , Jul y18 ,GLP10-01-02 ; Interi m Repor t 1 7 /Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1s t Quarte rSamplin g - 201 1
*ETS-McCoy Result s Name : mcll0512a.rd b

mc l 10512a.rd b (PFHS) : "Quadratic " Regressio n (" 1 / x " weighting) : y= 63. 4 x'' 2 + 1.87e-^00 5 x+ 78 7 ( r= 0.9998 )

1. 1 1.2 1. 3 1. 4 Concentration , ng/m L 2. 5 Dat a printe d b

yST W Printing Time : 10:11:1 7 A M Printing Date : Monday , Jul y1 8 Pag e1 o f 1
Pag e 7 2 o f9 8GLP I 0-01-02 ; Interi m Repor t 1 7 /Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1
*ETS-McCoy Result s Name : mcll0512a.rd b

•mc110512a.rd b (PFBS) : "Quadratic " Regressio n (" 1 / x " weighting) : y= -2.63e+00 3 x'^ 2 + 2.47e+00 5 x+ 2.26e+00 3 ( r= 0.9997 )
6.0e5 - 5.5e5 - 5.0e5 - 4.5e5 - 4.0e5 - 3.5e5 - 1 2 c ^ - 3.0e5 - 

## < 2.5e5 - 2.0e5 - 1.5e5 - 1.0e5 - 5.0e4 - 0.0 - 

## / ^ y ^ y ^ 

## / ^ 

## y ^ / ^

. /- ^ 

# X ^ X ^
y ^ 

## ^ 0. 1 0. 2 0. 3 0. 4 0. 5 0. 6 0. 7 0. 8 0. 9 1. 0 1. 1 1. 2 1. 3 1. 4 1. 5 1. 6 1. 7 Concentration , ng/m L 1. 8 1. 9 

## ^

2. 0 2. 1 

## ^

2. 2 

## / "

1 2. 3 1 2. 4 

## / •

1 2. 5 Dat a printe d b

yST W Printing Time : 10:09:5 4 A M Printing Date : Monday , Jul y18 , 201 1 Pag e 1 o f 1



### Pag e 7 3 of 9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS
. an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1
*ETS-McCoy Result s Name : mcll0512a.rd b 

# I SHrplaNam* : "nnc l 10512*013 ' Ssmpt * ID : '10007-51-06 * PO* : -mc110512a.wt r P*a k Nam* : -pFeS * Ma3s(*9) : -299.000/80.00 0 Da.299.0aU99.00 0 Da ' Commant-0.2 5 r^)/mLF C st d i n Synth
. Wat wAmotaHon:' - Saopl e Index : 1 3 Sampl e Type : standar d Concentration : 0.25 0 ng/m L Calculate d Conc ; O.25 0 ng/n L Acq
. Date : 5/lZ/ZOl l 1
. Acq
. Time : 1:27:5 2 PH Hodified ; H o Proc . Algoritlim : IntelliQua n - IQ AI I Hin . Fea k Height : 0.0 0 cp s Hin . Pea k Width : 0.0 0 se c Smoothin g Width : 0 point s B T Window : 30. 0
> Rela l 1 RT ; • RT : 10. 6

H o Valle y 10. 6 6387 4 c 1.3* 4 1.2*4
- 1.1*4
- 1.0*4
- 9000.0
- § 8000.D
I 7000.0
- 6000.0
- 6000.0
- 4000.0
- 3000J>
- 2000.0
- 1000.0
- 0.0
- lm^,HfilMiiilh4i>lfcD H

8. 5 ^kUt i 

# I SampI * Nam* : *mc110S12a020 - Sampt * ID ; *11002-78 ' Fla ; 'mc110512a.wt r P*B k Nsm« : -PFBS - Mau(*a) : "299.000^0.00 0 Da.2gdJX)0/99..00 0 Da ' Commant : "Metho d blank ' Annotalion: ~ Sanpl e Index : 2 0 Saopl e Type : Unknow n Concentration ; M/ A Calculate d Conc : < 0 Acq
. Date : 5/12/201 1 Acq
. Tine : 3:52:1 5 PH 

# I Sampt e Nam*;'mc110Sl2a02l ' Sampta ID:'GLPia-01-02-154}l3 ' F3a^VncTlOS12a.w< r Paa k Nama : 'PFBS ' Manfas) : -209J)0aB0.00 0 Da,299.000/99JX) 0 Da * Comman t *OA LS S SS1 5 RB ' Annolatkyi : * " Sampl eIndex : 2 1 Sampl e Typ e Concenttat i Calculate d • Acq . Date : Acq . Tine : Kodified : Proc . Algo r Min . Pea k a Hin . Pea k H igh t

Hrh

Smoothin g Width : R T Window : Expecte d R T Us e Relati v Int . Type : Retentio n T Area : Height : RT : Unkno w H/ A 

## < 5/12/ 2 4:11: 5 H o Intel l 0. 0 0. 0 0 30. 0 10 . H o Bas e r 10 . 47 3 6.04et O Star t Time :

8. 5 

# I Sampl e Nam*:'mc110512a02S ' Sampl*ID:TCS-110509-1 * FUa:*nKllOS12a.wirr Paa k Nam* : 'PFBS ' Mass(aa} : "299.000/80.00 0 Da.29S.0O0/99.O00 Da Commen t '0.2pp b LCS * Annolatlan : ~ Sampl eIndex : 2 B Sampl eType : Q C Concentration : 0.19 3 ng/n L1.15*4

- Calculate dConc : 0.18 5 ng/n L Acq
. Date : 5/12/201 1 1.10* 4 6:37:1 3 P

M ^^ ^

, AI I1«> ^

9500.0 0 9000.00

- 8500.00

- 8000.00

- 7500.00

- 7000.00

- 6500.0 0 ^6000.0 0 £5500.0 0

~ 5000.00

- 4500.00

- 4000.00

- 3500.00

- 3000.00

- 2500.00 ' 2000.00 ' 1400 - 130 0 Proc . Algorithm : Hin . Pea k Heigh t Hin . Pea k Width : Smoothin g width ; Expecte d RT : Us e Relativ e RT ; Retentio n Time : Height : Star t Time : End Time ; IntelliQua n - 0.0 0 0 30. 0 10. 6 H o Bas e T o 10. 7 55 1 c .03e*00 : 10. 7 10. 7 poi n

Bas e mi n Di n Bi n IQ AI

5 

# f Hodified : Proc . Algorith

m Hin . Pea k Heigh Hin . Pea k widt h Smoothin g Widt h R T Window : Expecte d RT : Os e Relativ e RT Int . Type : Retentio n Time : Height ; Star t Time : End Tine : H o Intelli Q : 0.0 0 0.0 0 0 30. 0 H o Valle y 10. 6 4769 4 C 1.13e*00 4 10. S 10. B

Dat a printe d b

yST W Printing Time : 10:12:5 3 A M Printin g Date : Monday , Jul y 18 , 201 1 9. 0 9. 5 10. 0 10. 5 11. 0 11. 5 12. 0 12. 5 13. 0 1500.00 - 1000.00 - 500.0 0 0.0 0 .niiiiiiii>iiiiuii<4i)MiiWr..
. Pag e1 o f

3 Tl"^.r' "

Pag e 7 4 o f9 8GLP10-01-02 ; Interi m Repor t1 7 Analysi s o fPFBS , PFHS
. an d PFO S i n Groundwate r 1s t Quarte rSamplin g - 201 1
*ETS-McCoy Result s Name : mcll0512a.rd b 

# I SampteNam*;'mc110512a034 ' SampI * ID : TCS-110509M ' Flla:'mc110512a.wif r P*a k Nam* ; "PFBS ' Mies(*s) : *299.000/80.00 0 Da.299.00O/9gj» O Da ' Comm*m ; '2pp b LCS ' Annotatkm: " Sampl e Index : 3 4 Sampl e Type : Q C Concentration : 1.9 8 ng/n L Calculate d Conc ; 1.7 0 ng/m L Acq . Date : 5/12/201 1 Acq . Tine : B:40:S 9 P M Hodified : N o Proc . Algorithm : IntelliOua n - IQ AI I Hin . Pea k widt h Smoothin g Widt h R T Window : Expecte d RT : Us e Relativ e R T Int . Type : Height : Star t Time : End Time : r

9 . 0 0 0 

## ) 30. 0 N o Valle y 10. 6 lee t SOe-tO O 10. 5 10. 9



# I SampI * Nam* : 'mc110512a021 * SampI * ID : "GL P 1( W1-02-15-013 * File : *me1105I2a.wii r P*a k Nam*:-PFHS ' Mass(*»):'399.00W80.00 0 Da,399.000«9.00 0 Da ' Comm*nt : ^A LS S SS I 5 KB ' Aiviotafion: " Sampl e Index : 2 1 Sampl e Type ; Unknown Concentration : N/ A Calculate d Conc ; < 0 Acq . Date : 5/12/201 1 Acq . Time : 4:12:5 1 P M Modified ; N o Proc . Algorithm : IntelliQua n - IQ A1 1 Min . Pea k Height : 0.0 0 cp s Hin . Pea k Width : 0.0 0 se c Smoothin g Width : 0 point s R T Window : 30. 0 se c Expecte d RT : 12. 6 mi n Us e Relativ e RT : N o 

# I Sampl*Nam*:tncll05l2a013 ' Sampt e ID : •10007-61-06 " Fi|e:'mcll0512a.wt r Paa k Nam* : 'PFHS ' Ma93{*s) : '399.000/80.00 0 Da,39g.000/99.00 0 Da ' Comman t "0.2 5 ngltn LF C st d i n Synth
. Vifatar * Annotation ; - Concentrati o Calculate d C Acq . Date : Acq . Tine : Hodified : Proc . Algor i Min . Pea k H e hn ;

qht : Min . Pea k Width : Smoothin g W i R T Window : Expecte d RT : Us e Relativ e Int . Type : th :

RT : Retentio n Time : Area : Height : Star t Time : End Time : 

## '

i 0.25 0 0.24 3 5/12/20 1 1:27:5 2 H o ng/ro

L
P H [ntelliQua n - I Q 0.0 0 0 30. 0 12. 6 H o Valle y 12. 6 ;ii 3 c 12. 5 12. 7 cp s point a

Bi n cp s mi n ni n

Int
. Type : Retentio nT

J Height : Star t Time : En dTime : Bas eV o Bas t 

# I Sampt e Mama ; •me1105l2a020 ' Sampte ID : "11002-76 ' Fle:'mc110612a.«rt r P*a k Nam* : 'PFHS ' Masa(*s) : •399.000«0.00 0 Da.399.O0W99.OO O Da ' Comm*n t'Metho d blank* Annotatton : - Sampl e Index : 2 0 Sanpl e Type : Unknow n Calculate dConc : < 0 Acq
. Date : 5/12/201 1 Acq
. Time : 3:52:1 5 P M
Proc . Algorithm : Min . Pea k Heigh t Min . Pea k Width : R T Window : Eitpected RT ; Us e Relativ e RT : int . Type : Retentio n Time : Height : Intelli O O.O O 0.0 0 0 30. 0 12. 6 H o Bas e T o 12. 7 15 3 c

. 4 6e+00 2

uan - IQ

A cp s

Bas e ount s cp s

Dat a printe d b

yST W Printing Time : 10:12:5 3 A M Printin g Date ; Monday , Jul y 18 , 201 1 Pag e2 o f 3
Pag e 7 5 of9 8GLP10-01-02 ; Interi m Repor t1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1s tQuarte rSamplin g - 201 1
*ETS-McCoy Result s Name : mcll0512a.rd b 

# I Sampt e Nam*;'mc l 10512a028 * Sampte ID : TCS-110509-1 ' Flte : "mc l 10512a.w<i r Paa k Nam* ; 'PFHS ' Maaa(as) : '399.000/80.00 0 Oa.399.00Q/99J» 0 Da ' Commant : '0.2ppt > LCS " AntMtatton : * * Sampl eIndex : 2 8 Sampl e Type : Concentration : Calculate d Conc : Acq . Date : Acq . Tine : Modified : Proc . Algorithm : Min . Pea k Width : Snoothin g Width : R T Window : Expecte d RT : Us e Relativ e RT : Int . Type : Retentio n Time ; Area : Height : Star t Time : En d Time : Q C 0.19 8 0.20 1 5/12/201 1 6:37:1 3 P H o IntelliQ u : 0.0 0 0.0 0 30. 0 12. 6 N o Valle y 12. 6 3822 7 C O ..O2a-tO0 4 12. 5 12. 7 ng/m L 1.00* 4 9500.00

- 9000.00

- 8500.00

- 8000.00

- 7500.00

- 7000.00

- 6500.00

- 6000.00

- §•5500.00

-

• 5000.00

- ^ 4500.00

- 4000.0 0 3500.0 0 3000.0 0 2500.0 0 2000.0 0 1500.0 0 1000.0 0 500.0 0 0.0 0 I t h iBil^liJllMlill^UUljWMill* ! 

## kmJmM i 13J 2 138 5 ,4 ^ 14.74s
.
14. 5 15. 0 Sampt e Nam*:'^nc110512a034 ' Sampl e ID : TCS-IIOSOM * F)l*:*mc110512a.wti r Paa k Nam* : *PFKS * I4ass(*s) : '399.000/801)0 0 Da,39g.000/99.00 0 Da ' Comman t *2pp b LCS * Annotatton: " Sanpl e Type : O C Concentration : 1.9 8 ng/n L Calculate d Conc : 1.7 4 ng/ra L Acq . Date : 5/12/201 1 Acq . Time : 8:40:5 9 P M Mod i

RT W led : Alg c Pea k Pea k nln g ndo w rithn ; Heigh t Width : Expecte d RT : Us e Rela t Int . Bete i Are a Heig ! Sta r End 1 Typ e tio n C ; Ti m ime : v e RT : Time : No

IntelliQ u 0.0 0 0.0 0 0 30. 0 12. 6 H o Valle y 32605 9 C O

• .51a-t00 4 12. e

Dat a printe d b

yST W Printing Time : 10:12:5 3 A M Printin g Date : Monday , Jul y 18 , Pag e3 o f 3

Pag e 7 6 o f9 8GLP10-01-02 ; Interi m Repor t1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1stQuarte rSamplin g - 201 1
*ETS-McCoy Result s Name : mcll0514b.rd b
mc110514b.rd b (PFOS) : "Quadratic " Regressio n (" 1 / x " weighting) ; y= 0.002 5 x* 2 -H.2 7 x-• •0.012 6 ( r= 0.9999 ) 3 5 3 4

1 2 1 4 Analyt e Conc
. /

I S Conc
. Dat a printe d b

yST W Printing Time : 10:15:0 1 A M Printing Date : Monday , Jul y18 , 201 1 Pag e1 o f 1
Pag e 7 7 of9 8GLP10-01-02 ; Interi m Repor t1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1 stQuarte rSamplin g - 201 1
*ETS-McCoy Result s Name : mcll0514b.rd b 

# I Sampt e Nam*:'mc l 10514b014 - Swt^lD : *10007-61-09 * Flte;'mc110514b
. P*a k Nam* : *13C8PFOS^S(IS) ' Matifas) : '507.000/80.00 0 Da Commarrt : *2. 5 nglm LF C ct d i n Synth
. Watat * Annotatton: " Sampl eIndex : 1 1 Sampl eType : Standar d Concentration ; O.96 0 ng/m L Calculate dCon c Acq
. Ti n '15/201 : 11:5 4 i Hodified : H o Proc
. Algorithm : Specif y Parame t Nois ePercentage : S O Base
. Sub
. Nindow : 1.0 0 mi n Peak-Split
. Factor : 2 Hin
. Pea k

Height : Min
. Pea k

Nldth : Smoothin g Hidth : BTWindow : 0-0 0



# I Sampt e Nam*:'mc l 10514b023 ' Sampte ID:'GLP1CM}1-02-17-Oi rFUe:-mc110514b
. Paa k NanM : '13C8PFOS-IS{IS) ' Maas(«3) ; 'S07JXKI/80XOO Da Comment : -G W3 1 T LQ l Y1 1 C P 0 - Annotation ; ** Sampl eIndex : 2 3 SampteName:*me1l05l4t)021 ' Sampt e ID:'11002-76 ' Fito:-mcll05l4b.«« r P*B k Nam* : '13C8PFOS-tS{(S) ^ Uasa{*s) : •«07.00(VBO.OO O Da ' Comman t "Metho d Mank * Anrwtalton : * * Sampl eIndex : 2 1 Sampl eType ; Unknow n Concentration : 0.96 0 ng/m L Acq
. Datr

- t/.c,^«, , 5-5» <

S/lS/20 : 11:37;5 : A

H
Proc . Algorithn : Base . Sub . Hindo t Peak-Split . Fact o Repor t Larges t P e Hin . Pea k Height ; MIn . Pea k Width : Smoothin g width : Expecte d RT ; Us e Relativ e RT : Int . Type : Betentio n Time : Specit y S O r : 2 k : Y « 0 0 3 30. 0 13. 8 H o valle y 13. 8 Area : 23212 2 c Height : 5 End Time : 75et0 0 13. 7 14. 0 paiam e 0 m i

O O 9

mi n cp s mi n

11. 5 12. 0 SampteName:'mc110514t)029 ' SanfteID:*GL P 10-01-02-17-05 rFile:'mcl10514b.wt r P*akName:'13C«PFOS-IS(IS) ' Mass{*s):-507.000/80.00 0 Da " CommenfG W3261Q1Y1 1 CPO ' " " ~ Sampl eIndex : 2 9

Type ; Unknow n

0.95 5 ng/ra L Sampl e Type : Calculate d Co n Acq . Date : Acq . Time ; Unknow n 0.95 5 = : M/ A 5/15/201 1 12:19:3 4 P M ll/ A

, Algorithm : Specif y i Sub
. Wine Hois < Peak-Split . Factor : Repor t Larges t Peak ; Hin . Pea k Height ; Min . Pea k Hidth : Smoothin g Width : B T Window : 3 ( Expecte d RT : 1 U s e Relativ e RT : I Int . Type : Va J Acq . Date ; 5/15/201 1 Acq . Time : 2:2 4 Hodified : 1 Proc . Algorithm : Spe c Hois e Percentage : Peak-Split . Factor ; Repor t Larges t Peak ; Hin . Pea k Height : Hin . Pea k width : Smoothin g Width : B T Window ; 3 0 4 0 P M



## , f yP a 5 0 2 Ye s 0.0 0 3 0 s

Dat a printe d b

yST W Printing Time : 10:16:2 2 A M Printin g Date : Monday , Jul y 18 , 201 1 Pag e1 o f 4 TTM" *

Pag e 7 8 of9 8GLP10-01-02 : Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1
*ETS-McCoy Result s Name : mcll0514b.rd b

•Sampte Nama : "mc l 10514t)03 rS8mptelD:-VCS-110513-1 * FU*;*mc110514b.wtf r I Paa k Nama:'13C6PFOS-IS(IS) ' Ma>a(*s):'507.000/80.00 0 Da * I Commant : *0J2p() b LC S ' Annolatton: " Sampl eIndex : 3 7 Sampl eType ; Q C Concentration : 0.95 1 ng/n L Calculate dConc : N/A Acq . Date : Acq . Time ; Hodified : Proc . Algorithm ; Nois e Percentag e 5/15/2 0
N o Specif y 5 0 Base . Sub . Window : 1 . Peak-Split . Factor : 2 Bepor t Larges t Peak : t i Hin . Pea k Heigh t Hin . Pea k width : Smoothin g Width : B T Window : Expecte d RT : Us e Relativ e BT : Int . Type ; Betentio n Time : 0 0 3 30. 0 13. 8 N o Valle y 13. 8 Area : 1893S 3 c 1 P H
Pa n o n 0 0

o u I SampteNam*:-YiicllO514bO40 - SafH)lalD:TCS-110513-10 * Flte:-mc l 10514b.w« r

Calculate d Acq . Acq . Mod i Pro c
Pea k
Hfn . Smo o Date : Time ; fled : Alg o : Per c Sub . -Spli t
Pea k thin g Conc :

rithra ; Wind o 5 / 6 ; H/ A 5/20 : 4:0 4 Ye s specif y
Factor : leigh t [idth : Width : 5 0

1. 1 Y ' 0 0 3 P H
P a n

n o



# I Sampte Nam*:'mc110514b05 rSaiTtialD:*LCS-ll0513-l3 ' Flte:'mc110514b.wt r Pea k Nama:'13C8PFOS-<S(IS) - Mass{«s):'507.000/80.00 0 Da* Commen t '2pp b LC S ECF * Annotation ; ** .ampl eIndex : 5 1 0.95 1 K/A 5/15/201 1 ::3 S P M 

# I Sampte Name : 'mc l 105141)043 ' P»a k Nama : -13C8PFOS-IS{IS) ' Comment:*2ppbLCS ' Annotatton: ' Sampl e Index : 4 3 Sampl e Type : Calculate d Conc : Acq . Time : Hodified : Kois e Percentage : Base . Sub . window : Peak-Split . Facto r Bepor t Larges t pea l Hin . Pea k Height : Hin . Pea k Hidth : Smoothin g width : B T Window : Expecte d BT : Us e Relativ e RT : Int
. Type : ' Specif y Parameter s - Calculate d Conc ; Acq . Date : Acq . Time : Hodified ; Proc . Algorithm : Kois e Percentag e Base . Sub . wind o Peak-Split . Fac t Bepor t Larges t P Hin . Pea k Heigh t Min . Pea k Width : Smoothin g Width : Expecte d BT : Us e Relativ e RT : Retentio n Time : >1/ A 5/15/201 1 10:03:3 5 P H Ye a Specif yparamet e 5 0 ; 1.0 0 mi n r : 2 ak : Ye s 0.0 0 se c 30. 0 se c 13. 8 mi n N o Valle y 13. 8 mi n Area : 23081 6 count s 5.58^.00 4 cp »

Dat a printe d b

yST W Printin g Time : 10:16:2 2 A M Printin g Date : Monday , Jul y 18 , 201 1 Pag e2 o f 4
Pag e 7 9 of9 8GLP I 0-01-02 ; Interi m Repor t1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1 s t Quarte rSamplin g - 201 1
*ETS-McCoy Result s Name : mcll0514b.rd b 

# I Sampte Name:'mc l I0514b0l4 ' Sampt e ID ; P*a k Nam*:'PFOS * Mass(*s) : *499.00(VB0
. Commant:-Uno'm LF C at d I n Synth
. Watai ' SBD^il e Index : 1 4

Stand i •10007-S1-09 * Fite:'mc11 0 .00 0 Da,499.00(VM.OOO Da.4 ( Sampl e Type : Concentra t Calculate c ng/m L >;11;5 4 Acq
. Time : Hodified : N o Proc
. Algorithm : Specif y Paramete : Kois ePercentage : 5 0 Base
. Sub
. window ; 1.0 0 mi n Peak-Split
. Factor : 2 Bepor t Larges t

Peak : Ye s Hin
. Pea k

Height : 0.0 0 cp s Min
. Pea k

Width : 0.0 0 se c Smoothin g width ; 3 po ; 1.4* 5 1.3* 5 1.3* 5 1.2* 5 1.2* 5 1.1* 5 1.1* 5 1.0* 5 9.5* 4 9.0* 4 8.5* 4 8.0* 4 7.5* 1 7.0* 4 6.5* 4 6.0* 4 5.5* 4 5.0* 4 4.5* 4 4.0* 4 3.5* 4 3.0* 4 2.5* 4 2J}* 4 1.5* 4 1X)« 4 5000. 0 0. 0 1 3 8 2



# k I Sampte Nam* : 'mc l 10514b023 ' Sampt e ID : 'C^Pl0-01-02-17-0i rFile : *mc l 10514b.wtf r Paa k Nam* : "PFOS * MaM(oa) : '499.000/80.00 0 Da,499.00(V99.00 0 Da.499.000/130.00 0 Da ' Comment:-G W317LQ1Y1 1 CPO " Annolatton: - Sampl e Index : 2 3 

# I Sampte Nama : *mc110514b021 ' S8mptelD:-11002-76 * Fla:*mc110514b.wtf r Paa k Nam* : -PFOS * Mass<*a) : '499XXXVS0JX) 0 Da,499.000/99.00 0 Oa.499.00a'130.00 0 Da ' Commant : "Matlto d Uar ^ Annolatton ; ~ Sampl e Index : 2 1 Sampl e Type ; Unknow n Concentration ; ll/ A Calculate d Conc ; 0.0037 6 ng/m L Acq
. Date ; 5/15/201 1 Acq
. Time : 11:37:5 1 A M 750 ' :ed : Ye s Proc . Algorithm : Specif yParamet * Hois e Percentage : 5 0 Base . Sub . HindoM : 1.0 0 ni n Peak-Split . Factor : 2 Bepor t Larges t Paak : Ya s Hin . Pea k Height : 0.0 0 cp i Hin . Pea k Width : 0.0 0 se ( Smoothin g width : 3 p c R T Window : 30. 0 se c Expecte dRT ; 13. 8 ni n Us eRelativ eRT : W o Int
. Type : Manua l - H Q II I

Sampl e Type : Concentration : Calculate d Conc : Acq . Time : Kodified : Proc . Algorithm ; Hois e Percentag e Base . Sub . Wind o Peak-Split . Fac t Bepor t Larges t P Hin . Pea k Heigh t Kin . Pea k Width : Snoothin g Width : RT Window : Expecte d RT ; Us e Relativ e RT : Int . Type ; Retentio n Time ; Height : Star t Time : En d Time ; Unknown H/ A 0.26 8 5/15/20 1 12:19:3 4 Ye s 5 0 < : 1. 0 or ; 2 Eak : Y e

0 . 3 30. 0 13. 8 H o Hanua l 13. 8 317 4 c .30et00 4 13. 4 13. 9 P H

1

1 0 1 0

m

D ) O F n 

# I SampteNama;'mcl10514b029 ' SarT¥telD:"GLP1^01-02-17-05 rFUe:'mc110514b.vii r P*a k Nam* : 'PFOS * Maaa(*s} : '499.000/80.00 0 Da.4d9.000/99.00 0 Da,499.000*130.00 0 Da ' Commem:*GW32eLQ l YllCPO ' Annotatton ; ** Sampl eIndex : 2 9 Sampl eType ; Unknoo n Calculate dConc : 1.4 2 ng/m L Acq
. Date : 5/15/201 1 3.4*4 - Acq
. Time : 2:24:4 0 P M 3.2* 4

2.8* 4 2.6* 4 2.4* 4 2.2* 4 2.0*4 - 13*4 - Modified : Kois e Percentag e Base . Sub . Wlnd e Peak-Split . Fa c Ye s

Specif y : 5 0 Repor t Larges t Peak : Y ' Min . Pea k Heig h MIn . Pea k widt h Smoothin g Widt h B T Window : Expecte d BT : Us e Relativ e B T

Area : Height ; Star t Tine : End Time ; : 0 . 30. 0 13. 8 H o Hanua l 5623 3 c 3.57e*00
- 13. 2 14. 0 ) mi n ) 0 cp s p o mi n
ni n cp s mi n

1.2* 4 1.0*4 ' 8000.0 - 6000. 0 4000.0 - 2000.0 - 5. 5 16. 0 0. 0 1Z. 5 13. 0 13. 5 14. 0 14. 5 15. 0 15. 5 Dat a printe d b

yST W Printin g Time : 10:16:2 2 A

M Printin g Date : Monday , Jul y1 8 Pag e3 o f 4
Pag e 8 0 o f9 8GLP10-01-02 ; Interi m Repor t1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1stQuarte rSamplin g - 201 1
*ETS-McCoy Result s Name : mcll0514b.rd b 

# I SanvteNam*:*mcll0514b03 rSampte ID : TCS-110513-1 ' FUa:*mc110514b.<*tf r Paa k Nam* : "PFOS * U3ss(*s) : *499JKXVSO.00 O Da.499.0O0/99.OO0 Da,49gX)00/130.00 0 Da ' Comment : *0.2pp b LC S * Annotafion : * * Sampl e Index : 3 7 Sanpl e Type : Q C Concentration : 0.19 9 ng/m L Calculate d Conc : 0.18 8 ng/m L Acq . Date : 5/15/201 1 Acq . Time : 5;11:3 0 P M Hodified ; H o Proc . Algoritlim : i Hois e Percentage : Base . Sub . Window ; 1 Peak-Split . Factor ; 2 Repor t Larges t Peak : Min . Pea k Height : i Kin . Pea k Width : Smoothin g Width : R T Window : 30. 0 Expecte d RT : Us e Relativ e RT ; N o Int . Type ; Valle ; Retentio n Time : 13. 1 Area : 5001 2 Height : 1.17e40 ( f yParameter !

3. 8 Mo d I Pro c Hoi s Bas e Pea k MIn . Smo o iod : Y Algorithm : Spe c Percentage : . Su b Spl i Pea k hln q R T Windo w Window :

ges t Peak ; Height : Width : 3 0 Expecte d BT : 1 Us e Int . Ftet e Are a )ela t Typ e Height : Sta r Tiin En d Time : v e RT : H Ha n Time ; 1 6975 4 1.13 e 1 Sampt e Nam*:'mcl10514b040 ' SaiTfi*ID: 1 P*a k Nam* ; 'PFOS ' Mass(*s) : *499.00a'8t l ~ Common t "Oipp b LC S EC P Annolatton : - Sanpl e Index : 4 0 Sampl e Type : O C Concentration : 0.20 1 ng/m L Calculate dConc : 0.19 e ng/m L Acq
. Bate : S/lS/201 1 Acq
. Time : 6:14:0 4 P M 1.10* 4 1.05*4

- 1.00* 4 9500X 0 9000X 0 8500.0 0 8000X 0 7500.0 0 7000.0 0 6500.0 0 & 6000.0 0 I5500.0 0

^ 5000.0 0 4500.0 0 4000.0 0 3500.0 0 3000.00

- 2500.00

- 2000.0 0 1500.00

- 1000.0 0 500.00

- 0.0 0 

# I SamrfaNam*:"mc l 105146043 * San^lO:-LCS-110513-4 ' Fite:*mc11D514b.wi r P*a k Nam* : -pFOS ' M«K(«S) ; '499.000/80.00 0 D a ,499.000/99X0 0 Da.499.000/130.00 0 Da ' Comm*nt:'2ppbLCS * Annotation; " Sampl e Index : 4 3 Sampl e Type ; Q C Concentration : 1.9 9 ng/m L Calculate d Conc : 2.2 2 ng/m L Acq
. Date : 5/15/201 1 Acq
. Time : 7:16:3 8 P M Kodified : Ye s Proc
. Algorithm ; Specif y Parameter s - H Q II I Hois e Percentage : 5 0 Base
. Sub
. Window : 1.0 0 ni n Peak-Spilt
. Factor : 2 Repor t Larges t

Peak : Ye s k Height : 0.0 0 cp s Sampte Nam*:'mcll0514bO5 rSampt e 10: 1 Paa k Nam* : 'PFOS ' Uass(*s) : '499.000/80.0 1 Commen t *2pp b LC S ECF * Annotatton : " • Sampl e Index ; 5 1 2.0 5 n ? 5/15/201 1 10:03;3 5 P

M

Kin
. Pea k Smoothin g Wlc R TWindow : Expecte dRT ; Us e Relativ e
Height ; Star t ti l En dTin a pol l Hodified : Proc
. Algocithm : Hois e Percentage
. Base
. Sub
. Windo w Peak-Split
. Fact o Bepor t Larges t

F e Hin
. Pea k

Height : Kin
. Pea k

width ; Width : Specif y Parame l

i : 1.0 0 mi l

63828 6 count s 9.5* 4 9X*4 - 8.5e 4 8.0* 4 7.5* 4 7.0* 4 8.5* 4 6.0* 4 5.5*4 - 5.0*4 - 43* 4 4Xe 4 3.5*4 - 3.0*4 - 2.5*4 - 2.0*4 - 1.5*4 - 1Xe4 - 5000.0 - OX Dat aprinte db y ST

W Printing Time : 10:16:2 2 A M Printing Date : Monday , Jul y18 , Pag e4 o f 4 13. 0 13. 5 14. 0 14. 5 15 X 15. 5 Ifi X Ttm*
. mlr |

Pag e 8 1 o f9 8GLP I 0-01-02 ; Interi m Repor t 1 7 /Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1s t Quarte rSamplin g - 201 1
*ETS-McCoy Result s Name : mcll0517a.rd b

Dat a printe d b

yST W Printing Time : 10:18:2 7 A M Printing Date : Monday , Jul y18 , 201 1 Pag e 1 o f 1



### Pag e 8 2 o f 9 8GLP10-01-02 ; Interi m Repor t 1 7 /^alysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1 s t Quarte rSamplin g - 201 1
*ETS-McCoy Result s Name : mcll0517a.rd b 

# I San^toNamei-mcliOSITaOnS - Sampte ID:-nOOO?.??-!! * Fito:-mc l 1051T«..rf( r P«a k Naffl« : -PFOS * Ma»<M) : '499X00/80.00 0 Da.499.aO<Vg9J)00 Oa.499X00/13OX0 0 Da * Cammant'lOngrmLFCcUkiMBQwator - Annotation : Sacpl e Index : 1 5 saopl e Type ; Concentration : Acq . Date : Acq . Time : Hodified : Proc . Algoritliii i Hin . Pea k Heigh ' Hin . Pea k Widt h Smoothin g Widt h R T Window : Us e Relativ e RT Int . Type : Retentio n Tine : Standar d 10. 0 10. 1 5/n/20 1 1:29:5 2 N o Intell K : 0.0 0 0.0 0 0 30. 0 13. 1 N o Bas e T o 13. 7 Area : 88311 2 c Height : 2.26e-f00 5 ng/ml . P H

ua n - I C point s se c mi n
Bas e ai n cp s



# I Sampt e Name : *mc110517a02 rSan^it e ID : "GLP I 001.02-17-4)65 ' Flte : *nv;110S17a.wH r P*a k Nam* : "PFOS ' Mass(*a) : '499XO0/W.OOO Da.499.OOCV99XO 0 Da.499JKK

V130.00 0 Da* Comm*nt:*GWGRS04Q 1 Y11CP0(200x) - Annotation:* * Sampl eIndex : 2

2 Sampl eType : Unknow

n Concentration ; H/

A Calculate dConc : 3150
. ng/m L Acq
. Date : 5/17/201 1 • Conmant*MaO w Saopl e Type : Concentration : Acq . Date ; Acq . Time ; Hodified : Proc . Algorithn : Hin . Pea k Heigh t Hin . Pea k width ; Smoothin g Width : R T Window : ratar TN11-018 4 2 1 Unknow n M/ A < 0 5/17/201 1 3:33:0 6 P

M H o IntelliQua n 0.0 0 c 0.0 0 s 0 p o 30. 0 s



# I Sampt e Nama : tnc110517a028 ' Sampte ID : *LCS-l105l7- rFie:-mcllOSWa-w r Paa k Nama : TFOS * Mass<**) : -499.000ra0.00 0 Da,499X0W99X0 0 Da,499.000/130.00 0 Da Commen t "5pp b LCS - Annotation : * "

Modified : Proc . Algorithm : Min . Pea k Height : Min . Pea k Width : Smoothin g width : IntelliOua n - IQ AI 14* 5

1.3* 5 1.3* 5 1J* 5 1.2* 5 1.1* 5 1.1* 5 1.0* 5 9.5* 4 9X* 4 8.5* 4 8.0* 4 7.6* 4 7.0* 4 6.5* 4 6.0* 4 5.5* 4 5.0* 4 4.5* 4 4.0* 4 3.5* 4 3.0* 4 !.6* 4 2.0* 4 1.5* 4 1.0* 4 SOOD X 13.3 5 

### J Sanpl e Index ; Sampl e Type : Concentration : Calculate d Conc ; Acq . Date : Acq . Time : Hodified : Proc . Algorithm : Hin . Pea k Heigh t Hin . Pea k Hidth : Smoothin g width : R T Window : Us e Relativ e RT : Int . Type : Retentio n Time ; 2 6 O C 5.8 2 S/17/201 1 5:56:5 5 P

M N o IntelliQu a 0.0 0 0.0 0 0 p ( 13. 7 H o Valle y 13. 7 B Area : 50765 4 co u Height : .25etO0 S c

13 X 13. 5 14 X Dat a printe d b

yST W Printing Time : 10:20:2 1 A M Printin g Date : Monday , Jul y18 , Pag e
Pag e 8 3 o f9 8GLP I 0-01-02 ; Interi m Repor t 1 7 /Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1 s t Quarte rSamplin g - 201 1
*ETS-McCoy Result s Name : mcllOSna.rd b

Dat a printe d b

yST W Printing Time : 10:20:2 1 A M Printing Date : Monday , Jul y18 , 201 1 Pag e2 o f 2
Pag e 8 4 of9 8GLP10-01-02 ; Interi m Repor t1 7 Analysi s ofPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1


## ATTACHMEN TC : ANALYTICA LMETHO D

Pag e 8 5 o f9 8GLP I 0-01-02 ; Interi m Repor t1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1


# 3 M Enviromneiila i Labofatoi y

Metho d Metho d o fAnalysi s fo rth e Determinatio n o fPerfluorinate d Compound s i n Wate r

b yLC/MS/MS ; Direc t Injectio n Analysi s Metho d Number : ETS-8-044. 0 Adoptio n Date : Upo n Signin g Effectiv e Date : Q UI ^ f o 1
Approve d By : 

# ^/^j/c: ^ y Willia m K
. Reagen , Laborator yManage rDat e

ETS-8-044. 0 Pag e 1 o f1 1 Metho d o fAnalysi s fo rth e Determinatio n ofPerfluorinate d Compound s i n Wate rb yLC/MS/MS ; Direct Injectio n Analysi s Pag e 8 6 o f9 8GLP I 0-01-02 ; Interi m Repor t1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1



### 1 Scop e an d Applicatio n Thi s metho d i s t o b e use d t o quantif yPerfluorobutanoi cAci d (PFBA) , Perfluoropentanoi cAci d (PFPeA) , Perfluorohexanoi cAci d (PFHA) , Perfluoroheptanoi cAci d (PFHpA) , Perfluorooctanoi cAci d (PFOA) , Perfluorononanoi cAci d (PFNA) , Perfluorodecanoi cAci d (PFDA) , PerfluoroundecanoicAci d (PFUnA) , Perfluorododecanoi cAci d (PFDoA) , Perfluorobutanesulfonat e (PFBS) , Perfluorohexanesulfonate (PFHS) , an d Perfluorooctanesulfonat e (PFOS ) b yHig h Performance Liqui d Chromatograph ycouple d t o a tande m Mass Spectrometri cDetecto r(LC/MS/MS ) i n clea n wate rsamples
. Wate rsample s containin g heav y particulat e ma

yrequire preparatio n b

ya n alternat e metho d suc h a s ETS-8-15 4 "Determinatio n of Perfluorinate d Acids , Alcohols , Amides , an d Sulfonate s I n Wate rB ySoli d Phas e Extractio n an d Hig h Performance Liqui d Chromatography/Mas s Spectrometry"
. Thi s metho d i s considere d a performance-base d method
. Data i s considere d acceptabl e a s lon g as th e define d Q C elements are satisfied
. Sampl e collectio n i s not covere d unde rthi s analytica l procedure
. 2 Metho d Summar y Clea n aqueou s sample s are analyze d b ydirec tinjectio n usin g LC/MS/MS
. Sample s containin g heav y particulat e ma

yno t b e suitabl e fo ranalysi s b ythi s method
. Sample s containin g suspende d particulat e shoul d b e centrifug e prio rt o removin g a sampl e aliquot , o rfiltered
. Thi s i s a performance-base d method
. Metho d accurac yi s detemnined fo reac h sampl e setusin g multipl e laborator ycontro l spike s at multipl e concentrations
. Thi s metho d als o require s thatth e precisio n an d accurac yfo reac h sampl e b e detemnined usin g fiel d matri xspike s t o verif ythatth e metho d i s applicabl e t o eac h sampl e matrix
. Sampl e results fo rspike s outsid e of70 % t o 130% , ma yb e flagge d a s suc h (wit h expande d accurac

ystatements) , o rwil l no

tb e reporte d du e t o non-complian tqualit ycontro l samples
. Fortificatio n level s fo rfiel d matri xspike s an d fo rlaborator ymatri xspike s shoul d b e a tleast50 % ofth e endogenou s leve l an d les s tha n 1 0 time s th e endogenou s leve l t o b e use d t o determin e th e statemen tof accurac yfo ranalytica l results
. 

## 3 Definition s 3. 1 Calibratio n Standar d Asolutio n prepare d b

yspikin g a know n volum e ofth e Workin g Standar d (WS ) into a predetermine d amoun t ofAST M Typ e 1 , HPLC grad e water , o rothe rsuitabl e water , an d analyze d accordin g t o thi s method
. Calibratio n standard s are use d t o calibrat e th e instmmen trespons e wit h respec tt o analyt e concentration
. 3. 2 Laborator yDuplicat e Sampl e (LDS , o rLa b Dup ) Alaborator

yduplicat e sampl e i s a separate aliquotofa sampl e take n i n th e analytica l laborator ythati s analyze d separatel ywit h identica l procedures
. Analysi s ofLDS s compare d t o thatofth e firstaliquotgive a measur e ofth e precisio n associate d wit h laborator yprocedures , bu tno

twit h sampl e collection , preservation , o rstorag e procedures
. 3. 3 Fiel d Blan k

(FB)/Tri p Blan k AST M Typ e 1 , HPLC grad e water , o rothe rsuitabl e water , place d i n a sampl e containe ri n th e laborator y an d treate d as a sampl e i n al l respects , includin g exposure t o samplin g sit e conditions , storage , preservatio n an d al l analytica l procedures
. Th e purpos e ofth e F B i s t o determin e i ftes t substance s o r othe rinterference s are presen t i n th e fiel d environment
. Thi s sampl e i s als o refen-ed t o as a Tri p Blank
. ETS-8-044. 0 Pag e 2 o f1 1 Metho d o fAnalysi s fo rth e Determinatio n o fPerfluorinate d Compound s i n Wate rb yLC/MS/MS ; Direct Injectio n Analysi s Pag e 8 7 o f9 8GLP10-01-02 ; Interi m Repor t1 7 Analysi s ofPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1



### 3. 4 Fiel d Duplicat e Sampl e (FDS , Fiel d Dup ) Asampl e collecte d i n duplicat e at th e sam e tim e fro m th e sam e locatio n as th e sample
. Th e FD S i s handle d unde ridentica l circumstance s an d treate d exactl yth e sam e throughou tfiel d an d laborator y procedures
. Analysi s ofth e FD S compare d t o thatofth e firstsampl e give s a measur e ofth e precisio n associate d wit h sampl e collection , preservatio n an d storage , as wel l as wit h laborator yprocedures
. 3. 5 Fiel d Matri xSpik e (FMS ) Asampl e t o whic h know n quantitie s ofth e targe tanalyte s are adde d t o th e sampl e bottl e i n th e laborator y before th e bottle s are sen t t o th e fiel d fo rcollectio n ofaqueou s samples
. Aknown , specifi cvolum e of sampl e must b e adde d t o th e sampl e containe rwithou trinsing. Thi s ma yb e accomplishe d b

ymakin g a "fil l t o thi s level " lin e o n th e outsid e ofth e sampl e container
. Th e FM S shoul d b e spike d betwee n approximatel y50 % an d 1 0 time s th e expecte d analyt e concentratio n i n th e sample
. I fth e expecte d rang e ofanalyt e concentration s i s unknown , multipl e spike s atvaryin g level s ma yb e prepare d t o increas e th e likelihoo d that a spik

e a t a n appropriat e leve l i s made
. Th e FM S i s analyze d t o ascertai n i fan ymatri x effects , interferences , o rstabilit yissue s ma

ycomplicat e th e interpretatio n ofth e sampl e analysis
. 3. 6 Tri p Blan k

Spik e (Fiel d Spik e Contro l Sample , FSCS ) A n aliquot ofAST M Typ e 1 , HPLC grad e water , o rothe rsuitabl e water , t o whic h know n quantitie s ofth e targe t analyte s are adde d i n th e laborator yprio rt o th e shipmen tofth e collectio n bottles
. Th e FSC S i s extracte d an d analyze d exactl ylik e a studysampl e t o hel p determin e i fth e metho d i s i n contro l an d whethe ra los s ofanalyt e coul d b e attribute d t o holdin g time , sampl e storag e and/o rshipmen tissues
. A lo wan d hig h FSC S are appropriat e whe n expecte d sampl e concentration s are no tknow n o rma

yvary . At least on e separate , un-spike d sampl e mustb e take n a tth e sam e tim e an d place as eac h FMS
. 

## 3. 7 Laborator yContro l Sampl e (LCS ) A n aliquot ofcontro l matri xt o whic h know n quantitie s ofth e targe tanalyte s are adde d i n th e laborator yat th e tim e ofsampl e extraction
. At leasttwo level s are included , on e generall ya tth e lo wen d ofth e calibratio n curve an d on e nea rth e mi d t o uppe rrang e ofth e curve . Th e LCS s are extracte d an d analyze d exactl ylik e a laborator

ysampl e t o determin e whethe rth e metho d i s i n control
. LCS s shoul d b e prepare d eac h da ysample s are extracted
. 3. 8 Laborator yMatri xSpik e (LMS ) Alaborator

ymatri xspike i s a n aliquotofa sampl e t o whic h know n quantitie s oftarge tanalyte s are adde d i n th e laboratory
. Th e LM S i s analyze d exactl ylik e a laborator

ysampl e t o determin e whethe rth e sampl e matri xcontribute s bias t o th e analytica l results
. Th e endogenou s concentration s ofth e analyte s i n th e sampl e matri xmust b e detemnined i n a separat e aliquotan d th e measure d value s i n th e LM S con^ecte d fo rthes e concentrations
. LMS s are optiona l fo ranalysi s ofaqueou s samples
. 

## 3. 9 Laborator ySampl e Aportio n o raliquot ofa sampl e receive d fro m th e fiel d fo rtesting
. 

## 3.1 0 Limi t o fQuantitatio n (LOQ ) Th e lowe rlimi t o fquantitatio n (LLOQ ) fo ra datase ti s th e lowestconcentratio n thatca n b e reliabl y quantitate d withi n th e specifie d limits ofprecisio n an d accurac ydurin g routin e operatin g conditions
. T o simplif ydata reporting , th e LLOQ i s generall yselecte d a s th e lowestnon-zer o standar d i n th e calibratio n curve that meets metho d criteria
. Sampl e LLOQ s are matrix-dependent
. Th e uppe rlimi t ofquantitatio n (ULOQ) fo ra dataseti s th e highestconcentratio n thatca n b e reliabl y quantitate d withi n th e specifie d limits o fprecisio n an d accurac ydurin g routin e operatin g conditions
. Th e highest standar

d i n th e calibratio n curve thatmeets metho d criteri a i s define d as th e ULOQ
. ETS-8-044. 0 Pag e 3 o f1 1 Metho d o fAnalysi s fo rth e Determinatio n o fPerfluorinate d Compound s i n Wate rbyLC/MS/MS ; Direct Injectio n Analysi s Pag e 8 8 of9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1


## 3.1 1 Metho d Blan k A n aliquot ofcontro l matri xthat i s treate d exactl ylik e a laborator

ysampl e includin g exposure t o al l glassware , equipment , solvents , an d reagents thatare use d wit h othe rlaborator ysamples
. Th e metho d blan k i s use d t o determin e i ftes t substance s o rothe rinterference s are presen ti n th e laborator y environment , th e reagents , o rth e apparatus
. 

## 3.1 2 Sampl e Asampl e i s a n aliquot remove d fro m a large rquantif yo fmateria l intende d t o represen tth e origina l source material
. 

## 3.1 3 Stoc k

Standar d Solutio n (SSS ) Aconcentrate d solutio n ofa single-analyt e prepare d i n th e laborator ywit h a n assaye d reference compound
. 

## 3.1 4 Surrogat e Acompoun d simila ri n chemica l compositio n an d behavio rt o th e targe tanalyte(s) , bu ti s notnormall y foun d i n th e sample(s)
. Asurrogat e compoun d i s fypicallya targe tanalyt e wit h atleaston e ato m containin g a n isotopically-labele d substitution
. I fused , sun'ogate(s ) are adde d t o al l sample s an d qualif y contro l samples
. Sun-ogate(s) are adde d t o quantitativel yevaluat e th e entire analytica l procedure includin g sampl e collection , preparation , an d analysis
. Inclusio n ofa surrogat e analyt e i s a n optiona l qualif ycontro l measur

e an d i s NO

Trequired
. 3.1 5 Workin g Standar d (WS ) Asolutio n ofsevera l analyte s prepare d i n th e laborator yfro m SSS s an d dilute d a s neede d t o prepare calibratio n standard s an d othe rrequire d analyt e solutions
. 

## 4 Warning s an d Caution s 4. 1 Healt h an d Safet y Th e acut e an d chroni ctoxicif yofth e standard s fo rthi s metho d have notbee n precisel ydetermined ; however , eac h shoul d b e treate d as a potentia l healt h hazard
. Th e analystshoul d wea rgloves , a la b coat , an d safef

yglasse s t o preven t exposure t o chemical s thatmigh tb e present
. Th e laborator

yi s responsibl e fo rmaintainin g a saf e wori < environmen tan d a curren tawarenes s ofloca l regulation s regardin g th e handlin g ofth e chemical s use d i n thi s method
. Areference fil e o fmateria l safef y dat a sheets (MSDS ) shoul d b e availabl e t o al l personne l involve d i n thes e analyses
. 4. 2 Caution s Th e analyst must b e familia rwit h th e laborator yequipmen tan d potentia l hazard s including , bu tno tlimite d to , th e us e ofsolvents , pressurize d ga s an d solven tlines , hig h voltage , an d vacuu m systems
. Refe rt o th e appropriat e equipmen t procedure o roperato rmanua l fo radditiona l informatio n an d cautions
. 

## 5 Interference s Durin g sampl e preparatio n an d analysis , majo rpotentia l contaminan tsource s are reagents an d glassware
. Al l material s use d i n th e analyse s shal l b e demonstrate d t o b e fre e fro m interference s unde r condition s ofanalysi s b

ynjnnin g metho d blanks
.

ETS-8-044. 0 Pag e 4 o f1 1 Metho d o fAnalysi s fo rth e Determinatio n o fPerfluorinate d Compound s i n Wate rb yLC/MS/MS ; Direct Injectio n Analysi s Pag e 8 9 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1


### Parts an d supplie s that contai n Teflon® shoul d b e avoide d o rminimize d du e t o th e possibilif yo f interference and/o rcontamination
. Thes e ma yinclude , bu tare no

tlimite d to : was h bottles
. Teflon ® line d caps , autovia l caps , HPLC parts , etc
. Th e us e ofdisposabl e micropipette s o rpipette s t o aliquotstandar d solution s i s recommende d t o mak e calibratio n standard s an d matri xspikes
. 

## 6 Instrumentation , Supplies , an d Equipmen t 6. 1 Instrumentatio n an d Equipmen t Ahig h performance liqui d chromatograp h capabl e ofpumpin g u p t o two solvents an d equippe d wit h a variabl e volum e injecto rcapabl e o finjectin g 5-10 0 [J Lconnecte d t o a tande m Mass Spectromete r (LC/MS/MS)
. I Analytica l balance capabl e o freadin g t o 0.000 1 g Adevice t o collec

t ra wdata fo rpea k

integratio n an d quantitatio n 15-m Lan d 50-m Ldisposabl e polypropylen e centrifug e tubes
. Gas tigh t syringes , 25|JL , 50|JL , 100|JL , 250|JL , 500|JL , 1000|JL
. 

### 1 m Lplasti cHPLC autovial
. Disposabl e pipettes , polypropylen e o rglas s a s appropriat e Centrifug e capabl e o fspinnin g 15-m Lan d 50-m Lpolypropylen e tube s a t300 0 rpm . 

## 6. 2 Chromatographi cSyste m Guar d Column : Pris m RP , 4. 6 m m x5 0 mm , 5 p m Analytica l Column : Betasl l C I 8,4. 6 m m x10 0 mm , 5 ^J m Temperature : 10° C Mobil e Phas e (A) : 2 m M Ammoniu m Acetat e i n Wate r Mobil e Phas e (B) : Methano l Gradien t Program :

Tim e (min ) 0. 0 0. 5 11. 0 13. 5 13. 6 17. 0 % A

9 7 9 7 5 5 9 7 9 7 % B

3 3 9 5 9 5 3 3 FlowRat e

(mL/min ) 1. 0 1. 0 1. 0 1. 0 1. 0 1. 0 Injectio n Volume : 10 0 |JL
. Quantitation : Pea k

Are a - quadrati ccurve fit , 1/ xweighted
. RunTime : ~ 17minutes
. Th e previou s informatio n i s intende d a s a guide ; alternat e condition s an d equipmen tma yb e use d provide d tha t dat a qualifyobjective s are met
.
ETS-8-044. 0 Pag e 5 o f1 1 Metho d o fAnalysi s fo rth e Determinatio n o fPerfluorinate d Compound s i n Wate rbyLC/MS/MS ; Direct Injectio n Analysi s Pag e 9 0 o f9 8GLP10-01-02 ; Interi m Repor t1 7 Analysi s ofPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1


## 6. 3 MS/M S Syste m 6.3. 1 Mode : Electrospra yNegativ e ion , MR M mode , monitorin g th e followin g transitions : Analyt e PFBA PFPeA PFH A PFHpA PFOA PFN A PFDA PFUn A PFDoA PFB S PFH S PFO S Transitio n Monitore d 213^16 9 263^21 9 31 3 ^26 9 an d 31 3 ^11 9 36 3 - ^ 319 , 36 3 - ^

16 9 an d 36 3 - > 11 9 41 3 ^ 369 , 41 3 - ^

21 9 an d 41 3 - ^

16 9 46 3 - ^ 419 , 46 3 - ^

16 9 an d 46 3 - » 21 9 51 3 ^ 469 , 51 3 - » 21 9 an d 51 3 - ^ 26 9 56 3 - ^ 519 , 56 3 - > 26 9 an d 56 3 ^21 9 61 3 - ^ 569 , 61 3 - ^

16 9 an d 61 3 - ^

31 9 29 9 - ^ 8 0 an d 29 9 - > 9 9 39 9 - ^ 8 0 an d 39 9 - > 9 9 49 9 - > 80 , 49 9 ^

9 9 an d 49 9 - ^

13 0 Multipl e transition s fo rmonitorin g th e analyte s i s a n option , a s summin g multipl e transition s ma yprovid e quantitatio n o fisomers tha t more closel ymatche s NM R dat a an d ma yhave th e adde d benefi to f increase d sensitivity
. Th e us e o fon e daughte rio n i s acceptabl e i fmetho d sensitivifyi s achieved , provide d tha t retentio n tim e criteri a ar e me tt o assur e adequat e specificify
. Th e previou s informatio n i s intende d a s a guide , altemat e instalment s an d equipmen tma yb e used
. 

## 7 Reagent s an d Standard s 7. 1 Chemical s Wate r- Milli-Q , HPLC grade , o rothe rsuitabl yappropriat e source s Methano l - HPLC grad e Ammoniu m Acetate-A.C.S
. Reagen tGrad e 

## 7. 2 Standard s Perfluorobutanoi cAci d (PFBA-C 4 acid) ; Oakwoo d Products , In c Perfluoropentanoi cAci d (PFPeA- C 5 acid , als o know n a s NFPA , nonafluoropentanoi cacid) ; Alf a Aesa r Perfluorohexanoi cAci d (PFH A- C 6 acid) ; Oakwoo d Products , In c Perfluoroheptanoi cAci d (PFHpA- C 7 acid , als o know n a s TDHA , tridecafluoroheptanoi cacid) ; Oakwoo d Products , In c Perfluorooctanoi cAci d (PFO A- C 8 acid) ; 3 M Perfluorononanoi cAci d (PFN A- C 9 acid) ; Oakwoo d Products , In c Perfluorodecanoi cAci d (PFDA-CI O acid) ; Oakwoo d Products , In c PerfluoroundecanoicAci d (PFUnA-C1 1 acid) ; Oakwoo d Products , In c Perfluorododecanoi cAci d (PFDoA-C I 2 acid) ; Oakwoo d Products , In c Perfluorobutanesulfonat e (PFB S - C 4 sulfonate) ; 3 M Perfluorohexanesulfonate (PFH S - C 6 sulfonate) ; 3 M Perfluorooctanesulfonate (PFO S - C 8 sulfonate) ; 3 M ETS-8-044. 0 Pag e 6 o f1 1 Metho d ofAnalysi s fo rth e Determinatio n o fPerfluorinate d Compound s i n Wate rbyLC/MS/MS ; DirectInjectio n Pag e 9 1 o f9 8 

### Analysi sGLP I 0-01-02 ; Interi m Repor t1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1 s t Quarte rSamplin g - 201 1


### Th e previou s informatio n i s intende d a s a guide
. Reagent s an d standard s fro m alternat e source s ma yb e used
. 7. 3 Reagen t Preparatio n 2 m M Ammoniu m acetat e solutio n (Analysis)—Weig h 0. 3 g o fAmmoniu m acetat e an d dissolve i n 2. 0 Lofreagen t water
. Note : Altemative volume s ma yb e prepare d as lon g as th e ratio s ofth e solven tt o solut e ratio s are maintained
. 

## 7. 4 Stoc k

Standar d Solutio n (SSS ) an d Workin g Standar d Solutio n Preparatio n Th e followin g standar

d preparatio n procedure serve s as a n example
. Weighe d amounts an d fina l volume s ma yb e change d t o sui t th e need s ofa particula rstudy
. Fo rexample , |J Lvolume s ma yb e spike d into volumetri cflask s whe n dilutin g stoc k

solution s t o appropriat e levels
. 10 0 \iglm Ltarge t analyt e SSSs—Weig h ou t1 0 m g o fanalytica l standar

d (correcte d fo rpercen tsal tan d purity ^ an d dilut e t o 10Om Lwit h methano l o rothe rsuitabl e solvent , i n a 10Om Lvolumetri cflask
. Transfe rt o a 125m LLDP E bottl e o rothe rsuitabl e container
. Prepar e a separate solutio n fo reac h analyte
. Expiratio n date s an d storag e condition s ofstoc k solution s shoul d b e assigne d i n accordance wit h laborator ysfandar d operatin g procedure
. A n exampl e ofpurif yan d sal tcon-ectio n i s give n belowfo rPFOS
. ^
. , ^ molecula rweigh to fanio n sal t correctio n facto r= moclecula rweigh to fsal t 49 9 PFO S (K^ ^ )sal t correctio n facto r= ^^ ^ = 0.927 5 53 8 1 0 m g CsFiySOsK

* wit h purify90 % = 8.35m g CsFiySOs"(1 0 mg*0.90*0.9275=8.3 5 mg ) 5 |jg/m L(500 0 ng/mL ) mixe d workin g standard-^d d 0.5m Leac h ofth e lOOpg/m LSSS s t o a lOm Lvolumetri c flas k an d brin g u p t o volum e wit h solvent
. 25 0 ng/m Lmixe d workin g standard—Ad d 1.25m Lofth e 5 [jg/m L-mixe d wori<in g standar d solutio n t o a 25m L volumetri cflas k

an d brin g u p t o volum e wit h solvent
. 12 5 ng/m Lmixe d standard—Ad d 625p Lofth e 5 jjg/mL-mixe d wori<in g standar d solutio n t o a 25m Lvolumetri c flas k an d brin g u p t o volum e wit h solvent
. Storag e Conditions—Stor e al l SSS s an d workin g standard s i n accordance wit h laborator ystandar d operatin g procedure o ri n a refrigerato ra t 4°±2° C fo ra maximu m perio d o f6 month s fro m th e dat e ofpreparation
.

ETS-8-044. 0 Pag e 7 o f1 1 Metho d o fAnalysi s fo rth e Determinatio n o fPerfluorinate d Compound s i n Wate rbyLC/MS/MS ; DirectInjectio n Analysi s Pag e 9 2 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1


## 7. 5 Calibratio n Standard s Usin g th e worthin g standard s describe d above , prepare calibratio n solution s i n AST M Typ e 1 water , HPLC water , o r othe rsuitabl e water , usin g th e followin g tabl e a s a guideline
. Note : Volume s ofwate ran d workin g standard s ma y b e adjuste d t o meet th e data qualif yobjective s addresse d i n th e genera l projec toutline
. Calibratio n level s othe r tha n thos e liste d belowca n b e prepare d a s needed
.
Concentratio n o fWS , ng/m L 12 5 12 5 12 5 12 5 25 0 25 0 25 0 25 0 500 0 500 0 500 0 Volum e o fWS.fd
.

1 0 1 5 2 0 3 0 2 0 5 0 10 0 20 0 2 5 5 0 10 0 Fina l Volum e o f

Calibratio n Standar d (m L o fAST M Typ e 1 Water , o r othe rsuitabl e water )

5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 Fina l Concentratio n o f

Calibratio n Standard , ng/m L (ppb ) i n AST M Typ e 1 Water , o rothe rsuitabl e wate r 0.02 5 0.037 5 0.05 0 0.07 5 0.10 0 0.25 0 0.50 0 1.00 2.5 0 5.0 0 10. 0 

## 8 Sampl e Handlin g 8. 1 Wate rSampl e Preparatio n Thi s metho d i s applicabl e t o clea n wate rsamples
. Sample s containin g heav yparticulat e ma

ynotb e suitabl e fo r analysi s b

ythi s method
. Sample s containin g suspende d particulat e shoul d b e centrifug e prio rt o removin g a sampl e aliquot , o rfiltered
. Thoroughl ymi xsampl e before removin g a n aliquotan d placin g i n a labele d plasti cautovial
. Plasti ci s preferre d ove rth e us e ofglas s autovials , t o preven tth e possibl yoffluorochemica l stickin g t o th e glass
. Dilute sample , i fnecessary , wit h AST M Typ e 1 , HPLC water , o rothe rsuitabl e water
. Prepar e metho d Q C sample s an d multipl e metho d blank s an d aliquotinto labele d plasti cautovials
. Prepar e a t least fiv e metho d blanks
. 

## 9 Sampl e Analysi s - LC/MS/M S Analyz e th e standar

d curve prio rt o eac h seto fsamples
. Th e standar d curve ma

yb e plotte d usin g a linea rfit , weighte d 1/

xo runweighted , o rb

yquadrati cfi l (

y= ax ^ + b x+ c) , weighte d M

xo runweighted , usin g suitabl e software
. Th e calibratio n curve s ma yinclud e bu tshoul d no

tb e force d throug h zero . Th e mathematica l metho d use d t o calculat e th e calibratio n curve shoul d b e applie d consistentl ythroughou ta study
. An ychang e shoul d b e thoroughl ydocumente d i n th e ra wdata
. Hig h and/o rlo

wpoints ma

yb e exclude d fro m th e calibratio n curve s t o provid e a bette rfi tove rth e rang e appropriat e t o th e dat a o rbecaus e theydi d no tmeetth e pre-determine d acceptance criteria
. Low-leve l curve points shoul d als o b e exclude d i fthei rare a counts are no tatleasttwic e thatofth e metho d and/o rsolven tblanks
. Th e coefficien t ofdeterminatio n (r^ ) valu e fo rth e calibratio n curve mustb e greate rtha n o requa l t o 0.990
. Eac h poin t i n th e curve must b e withi n ±25 % ofth e theoretica l concentratio n wit h th e exceptio n ofth e LLOQ , whic h ma y ETS-8-044. 0 Pag e 8 o f1 1 Metho d o fAnalysi s fo rth e Determinatio n o fPerfluorinate d Compound s i n Wate rb yLC/MS/MS ; DirectInjectio n Analysi s Pag e 9 3 o f9 8GLP I 0-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1 s t Quarte rSamplin g - 201 1


### b e withi n ±30%
. Justificatio n fo rexclusio n ofcalibratio n curve points wil l b e note d i n th e ra wdata
. Aminimu m o f6 points wil l b e use d t o construc t th e calibratio n curve . I fth e calibratio n curve doe s not meet acceptance criteria , perfor m routin e maintenance o rprepare a ne wstandar

d curve (i fnecessary) an d reanalyze
. Continuin g calibratio n verification s (CCV) are analyze d t o verif yth e accurac

yofth e calibratio n cun/e
. Analyz e a mid-rang e calibratio n standard , on e ofth e sam e standard s use d t o construc tth e calibratio n curve , a

ta minimu m afte rever ytent h sample , no

t includin g solven tblanks , wit h a minimu m ofon e pe rsampl e set
. Calibratio n verificatio n injection s must b e withi n ±25 % t o b e considere d acceptable
. Th e calibratio n curve an d th e lastpassin g CCVwil l the n bracket acceptabl e samples
. Multipl e CCVlevel s ma yb e used
. Sample s containin g analyte s thatare quantitate d above th e concentratio n ofth e higheststandar d i n th e curve shoul d b e furthe rdilute d an d reanalyzed
. 

## 1 0 Qualit yContro l 10. 1 Dat a Qualit yObjective s Thi s metho d an d require d qualif ycontro l sample s i s designe d t o generat e data accurat e t o ±30 % wit h a targete d LOQ o f0.02 5 ng/mL
. An ydeviation s fro m th e qualif ycontro l measure s spelle d ou tbelowwil l b e documente d i n th e ra wdata an d footnote d i n th e fina l report
. 

## 10. 2 Metho d Blank s Metho d blank

s must b e prepare d wit h eac h analysi s batch
. Atleastfiv e metho d blank s mustb e prepared
. Metho d blank

s ma yb e injecte d multipl e times , bu tn o more tha n 3 injection s shoul d b e remove d fro m a singl e metho d blank
. At a minimum , metho d blank s are analyze d prio rt o instmmen tcalibration , prio rt o th e analysi s of CCVsamples , an d at th e en d ofth e analytica l mn . Th e mea n are a coun t fo reac h analyt e i n th e metho d blank s mustb e les s tha n 50 % ofth e are a coun tofth e LOQ standard
. Th e standar

d deviatio n ofth e are a counts ofthes e metho d blank s shoul d b e calculate d an d reported
. I f th e mea n are a counts ofth e metho d blank s excee d 50 % ofth e LOQ standard , the n th e LOQ mustb e raise d t o th e firs t standar

d leve l i n th e curve that meets criteria , o ralternatively , th e metho d blank s mustb e evaluate d statisticall yt o determin e outliers , o rtechnica l justificatio n t o eliminat e on e o rmor e results shoul d b e made
. 

## 10. 3 Sampl e Replicate s Sample s duplicate s are collecte d i n th e field
. Th e relative percen tdifference , RPD , shoul d b e reported
. RP D results greate rtha n 20 % wil l b e flagge d i n th e report , bu twil l notb e exclude d fro m reporting
. Th e requiremen tfo r replicate s exclude s fiel d blanks
. 

## 10. 4 Surrogat e Spike s Sun-ogat e spike s are not require d bu tma yb e use d o n projec

tspecifi crequirements
. 10. 5 La b Contro l Sampl e Triplicat e la b contro l spike s at a minimu m oftwo differen tconcentration s are t o b e prepare d wit h eac h preparatio n batch
. Lo wla b contro l spike s shoul d b e prepare d a tconcentration s i n th e rang e offiv e t o te n time s highe rtha n th e targete d LOQ an d hig h la b contro l spike s shoul d b e prepare d a tconcentration s nea rth e mid-poin tofth e curve . Th e relative standar

d deviatio n ofth e contro l spike s evaluate d independentl ya teac h concentratio n leve l mustb e les s tha n o requa l t o 20 % an d th e averag e recover ymustb e 80-120%
. I fth e above criteri a are no tmet , th e entire set ofsample s shoul d b e re-injecte d o rre-prepare d a s appropriate
.

ETS-8-044. 0 Pag e 9 o f1 1 Metho d o fAnalysi s fo rth e Determinatio n o fPerfluorinate d Compound s i n Wate rb yLC/MS/MS ; DirectInjectio n Analysi s Pag e 9 4 of9 8GLP10-01-02 ; Interi m Repor t1 7 Analysi s ofPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1


## 10. 6 Fiel d Matri xSpike s / La b Matri xSpike s Recoverie s offiel d matri xspike s an d laborator ymatri xspike s are anticipate d t o b e betwee n 70 % an d 130 % ofth e fortifie d levels
. Sampl e results fo rspike s outsid e of70 % t o 130% , ma yb e flagge d as suc h (wit h expande d accurac ystatements) , o rwil l no

t b e reporte d du e t o non-complian tqualif ycontro l samples
. Th e targete d fortificatio n level s shoul d b e a tleast50 % ofth e endogenou s leve l an d les s tha n 1 0 time s th e endogenou s leve l t o b e use d withou t justificatio n t o detennin e th e statemen tofaccurac yfo ranalytica l results
. Th e averag e ofth e sampl e an d th e fiel d duplicat e shoul d b e use d t o calculat e th e recovery . 

## 1 1 Dat a Analysi s an d Calculation s Us e th e followin g equatio n t o calculat e th e amoun tofanalyt e foun d (i n ng/mL , base d o n pea k area) usin g th e standard curve (linea rregressio n parameters ) generate d b ya n appropriat e software program : Analyt e foun d (ng/mL ) = (Pea k Are a - Intercept ) ^

^ ^ Slop e D F = facto rb

ywhic h th e fina l volum e wa s diluted , i fnecessary . Fo rsample s fortifie d wit h know n amounts ofanalyt e prio rt o extraction , us e th e followin g equatio n t o calculat e th e percen t recovery .

_Tota l analyt e foun d (ng/mL ) - Averag e analyt e foun d i n sampl e (ng/mL ) Analyt e adde d (ng/mL ) 

## 1 2 Metho d Performanc e An ymetho d performance parameter s thatare notachieve d mustb e considere d i n th e evaluatio n ofth e data
. Nonconfomnanc

e t o an yspecifie d parameter s mustb e describe d an d discusse d i fth e Technica l Manage r(non GL P study) o rStudyDirecto r(GL P study) choose s t o repor tth e data
. I fcriteri a liste d i n thi s metho d perfomnanc e sectio n are no

tmet , maintenance ma

yb e performe d o n th e syste m an d sample s reanalyzed , o rothe raction s take n as appropriate
. Documen tal l action s i n th e ra wdata
. I fdat a are t o b e reporte d whe n perfomnanc e criteri a have no

tbee n met , th e data mustb e footnote d o n table s an d discusse d i n th e tex

t o fth e report
. 

## 12. 1 Syste m Suitabilit y Syste m Suitabilif

ystandard s are no

t a require d componen tofthi s method
. I frequire d b yprotoco l o rb

yth e technica l manager , a minimu m ofthre e syste m suitebilif ysample s are injecte d a

tth e beginnin g ofeac h analytica l m n prio rt o th e calibratio n curve . Typicall ythes e sample s are a t a concentratio n nea rth e mi d leve l ofth e calibratio n curve an d are repeate d injection s fro m on e autosample rvial
. Th e syste m suitabilif yinjection s must have are a counts wit h a n RS D of^5 % an d a retentio n tim e RS D o f^ % t o b e compliant
. 

## 12. 2 Quantitatio n Calibratio n Curve : Th e coefficien t ofdeterminatio n (r^ ) valu e fo rth e calibratio n curve mustb e greate rtha n o r equa l t o 0.990
. Eac h poin t i n th e curve mustb e withi n ±25 % ofth e theoretica l concentratio n wit h th e exceptio n of th e LLOQ , whic h ma

yb e withi n ±30%
. CCVPerformance : Th e calibratio n standard s thatare intersperse d throughou tth e analytica l sequence are evaluate d as continuin g calibratio n verification s i n additio n t o bein g par tofth e calibratio n curve . Th e accurac yof eac h curve poin t must b e withi n 25 % ofth e theoretica l valu e (withi n 30 % fo rlowestcurve point)
. Sample s thatare brackete d b

yCCVs no

t meetin g thes e criteri a mustb e reanalyzed
.

ETS-8-044. 0 Pag e 1 0 of1 1 Metho d o fAnalysi s fo rth e Detemninatio n o fPerfluorinate d Compound s i n Wate rb yLC/MS/MS ; DirectInjectio n Analysi s Pag e 9 5 o f9 8GLP I 0-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1 s t Quarte rSamplin g - 201 1


### Demonstratio n o fSpecificity : Specificif yi s demonstrate d bychromatographi cretentio n tim e (withi n 4 % o f standard ) an d th e mass spectra l respons e o funiqu e ions
. 

## 12. 3 Sensitivit y Th e targete d limi t ofquantitatio n fo ral l analyte s i s 0.02 5 ng/mL
. Th e LOQ fo ran yspecifi canalyt e ma yvar y dependin g o n th e evaluatio n o fappropriat e blank

s an d th e accurac

yofth e low-leve l calibratio n curve points
. Refe r t o Sectio n 1 0 fo radditiona l details
. 12. 4 Accurac y Thi s metho d an d require d qualif ycontro l sample s are designe d t o generat e data thatare accurat e t o +/-30%
. Sectio n 1 0 contain s additiona l infomnatio n regardin g th e require d accurac yoflaborator

ycontro l spikes , fiel d matri x spike s an d laborator

ymatri xspikes
. 

## 12. 5 Precisio n Sample s shoul d b e collecte d i n duplicat e i n th e field
. Th e relative percen tdifference , RPD , shoul d b e reported
. RP D results greate rtha n 20 % wil l b e flagge d i n th e report , bu twil l notb e exclude d fro m reporting
. Th e requiremen t fo rreplicate s exclude s fiel d blank s o rrinse blanks
. Sectio n 1 0 contain s additiona l informatio n regardin g th e require d precisio n oflaborator ycontro l spikes
. 

## 1 3 Pollutio n Preventio n an d Wast e Managemen t Wast e generate d whe n perfomnin g thi s metho d wil l b e dispose d ofappropriately
. Th e origina l sample s wil l b e archive d a

t th e 3 M Environmenta l Laborator yi n accordance wit h interna l procedures
. 1 4 Record s Eac h data packag e generate d fo ra stud ymustinclud e al l supportin g informatio n fo rreconstmctio n ofth e data
. Informatio n fo rth e dat a packag e mustinclude , bu ti s no tlimite d t o th e followin g items : stud yo rprojec tnumber , sampl e an d standar

d pre p sheets/records , instmmen tru n lo g (instmmen tbatc h records , instmmen tacquisitio n method , summar

ypages) , instmmen tresults files , chromatograms , calibratio n curves , an d dat a calculations
. 1 5 Affecte d Document s None
. 1 6 Revision s Revisio n Numbe rSummar yo fChange s

ETS-8-044. 0 Pag e 1 1 o f1 1 Metho d o fAnalysi s fo rth e Detemninatio n o fPerfluorinate d Compound s i n Wate rb yLC/MS/MS ; DirectInjectio n Analysi s Pag e 9 6 o f9 8GLP10-01-02 ; Interi m Repor t 1 7 Analysi s o fPFBS , PFHS , an d PFO S i n Groundwate r 1st Quarte rSamplin g - 201 1


## ATTACHMEN TD : DEVIATION(S )

Pag e 9 7 o f9 8

### GLP10-01-02 ; Interi m Repor t 1 7 

# RECOR D OF DEVIATION/NON(fW6Sii^f!&iSu"°'"°TM""^^^'^ ^ 3uarte rSamplin g - 201 1 

## /
. Identificatio n Stud y/ Projec t No
. GLP10-01-02-1 7 Deviatio n typ e D SO P (Chec k one ) D Protoco l Date(s ) o fOccunTsnce: g11419 b G Equipmen t Procedur e D GP O Documen t Numbe r ETS-8-044. 0 m Metho d D Other : //
. Descriptio n (attac h extr a page s a s needed ) 

## Metho d Requirements : 1
. RP D value s S20 % (sectio n 10.3)
. 2
. FM S recover

ywithi n ±30 % (sectio n 10.6)
. 

## Actua l procedure/process : 1
. Th e followin g samplin g location s ha d sample/sampl e duplicat e RPO s outsid e metho d acceptanc e criteria ; DA LG W227R : PFB S (24%) , PFH S (23%) , PFO S (23%)
. DA LG W312R : PFH S (26% ) an d PFO S (34%)
. an d DA LG W331S : PFB S (29%)
. 2
. Th e followin g samplin g location s ha d FM S sample s outsid e metho d acceptanc e criteria ; DA LG W203 LH S fo rPFO S (138%) , DA LG W335 S H S fo rPFB S (134%) , DA LG WGRS0 4 H S fo rPFO S (<50%) , an d DA L G W327 R L S fo rPFH S (141%)
. 

## II LAction s Take n (suc h a s amendmen t issued , SO P revision , etc. ) 

## Con-ective Actio n ( D Ye s IZI No ) Referent : Acceptabilityo fth e nonconformin g work : 1
. Samplin g location s wit h RP D value s outsid e metho d acceptanc e criteri a wil l b e flagge d I n th e report
. 2
. Samplin g location s wit h FM S recoverie s outsid e metho d acceptanc e criteri a wil l b e flagge d I n th e repor t an d th e analytica l uncertaintyadjuste d fo rPFO S fo rDA LG W203L
. PFB S fo rDA LG W335S , an d PFH S fo rDA LG W327R
. N o PFO S result s wil l b e reporte d fo rDA LG WGRS0 4 sinc e th e recover yofth e H S wa s <50%
. Actions ; D Haltin g o fWor k D Clien tNotificatio n D Wor k Recal l D Withholdin g o fRepor t 0 Other ; Deviation s wil l b e note d i n fina l report
. 

## Projec t Lead/PA I Approval : StudyDirecto r(i fGLP) : Sponso rApprova l (fo rGL P protoco l deviations) : N A Technica l Reviev*/er(optional) : N A Laborator yDepartment Manage rApproval : Date : * > 

# "7//f// / Date:^^^f ( Date : NA Date : N A Date : . 

# y//^// r IV
. Authorizatio n t o Resum e Wor k Where haltin g o fworf

coccurred , resumptio n o fworf cmus t firs t b e approve d b yLalmratoryManagemen t 

## Laborator yDepartmen

t Manage rApproval : N

ADate : NA

Deviatio n No , (assigned byStudyDirecto ro rTeam Leade rat th e en d o fstudyo rprefect ) ETS-4-008. 7 Pag e 1 o f1 Documentatio n o fDeviation s an d Contro l o fNonconformin g Testin g Page 9 8 o f9 8