# 39207 2 RECEIVE D OPP TCBI C 

# i SOCM A
Societ yo fChemica l Manufacturer s & Affiliate s

Februar y11 , 201 3
Documen t Contro l Offic e (7405M ) Offic e o fPollutio n Preventio n an d Toxic s (OPPT) Environmenta l Protectio n Agenc y Environmenta l Protectio n Agenc yEastBuilding , Roo m E642 8 (202-564-8930 ) 120 1 Constitutio n Avenue , N W Washington , DC 2046 0 Attention : Toxi cSubstance s Contro l Ac tSectio n 4 4 0 CF R 799.508 7 J" 1 0 B,Bl i"a 1 ""o""o""o"'"o""" o 2 Docke t I D Numbe rEPA-HQ-OPPT-2007-053 1 Re : Secon d Revise d Tes t Plan ; Testin g o fCertai n Hig h Productio n Volum e Chemicals ; Secon d Grou p o fChemicals , Federa l Registe r7 6 (5) , 1067-1093 , January7 , 2011 ; Casto rOil , sulfated , sodiu m salt , CA

S No
. 68187-76- 8 T o Who m I t Ma yConcern : Th e U.S
. Environmenta l Protectio n Agenc y(EPA) promulgate d a fina l TSC Ates trul e o n Januar y 7 , 201 1 (7 6 F

R 1067-1093 ) tha t require s manufacturer s (includin g importers ) an d processor s o f Sulfate d Casto rOi l t o conduc t testin g t o obtai n screenin g leve l dat a fo rhealt h an d environmenta l effect s an d chemica l fate
. Th e Sulfate d Casto rOi l (SCO) Consortium , a cost-sharin g consortiu m affiliate d wit h th e Societ y o fChemica l Manufacturer s & Affiliate s (SOCMA) , consist s o fthre e membe rcompanies : Afto n Chemica l Corporation , Manufacturer s Chemical , LLC , an d Emeral d Carolin a Chemica l LLC
. SC O submitte d a tes t pla n o n Octobe r18 , 201 1 an d a revise d tes tpla n o n Apri l 6 , 201 2 t o conduc t th e require d studie s as a firs t ste p i n fulfillin g th e requirement s o fth e tes trule
. Base d o n comment s an d recommendation s provide d i n review s o ftw o previou s tes tpla n submissions , th e SC

O offer s th e followin g i n thi s secon d revise d tes tplan : Tes t Substanc e I n previou s tes t pla n review s EP Aapprove d testin g o n commerciall ymarkete d Casto rOil , sulfated , sodiu m Salt , CA S No
. 68187-76- 8 wit h a nomina l concentratio n o f75%
. I n orde rt o compl ywit h EPA' s state d requiremen tt o provid e additiona l characterizatio n o fth e tes t substanc e prio rt o initiatio n o ftesting , SC O ha s conducte d additiona l testin g o fth e propose d tes t substance
. A s yo u wil l not e i n th e tes tresult s (Attachmen tA) , additiona l dat a o n th e compositio n o fth e tes t substanc e i s provide d includin g dat a o n th e percentag e o fsulfate d

185 0 M Stree t N W•Suit e 70 0 •Washington , D C •2003 6 Phone : 202-721-415 7 •Fax : 202-296-812 0 

## IS O O N SNIV1NO Oglyceride s an d fatt yacids , inorgani csodiu m sulfat e an d othe rconstituents
. I ti s importan tt o

not e tha t th e product s teste d her e an d propose d fo radditiona l HPVtestin g ar e stabl e dispersion s containin g n o surfactants , solvent s o rstabilizers
. Th e tes t substanc e designate d b yth e rul e i s Casto rOil , sulfated , sodiu m salt , CA S No
. 68187-76 - 8
. Th e followin g propertie s shoul d b e note d abou tth e tes tsubstanc e a s i texist s commercially :

•Sulfate d casto roi l i s commerciall yavailabl e onl ya s a n aqueou s mixtur e an d i s commerciali yavailabl e i n variou s concentrations , fro m 2 5 - 75 % i n water ; •Th e materia l ha s a variabl e compositio n tha tconsist s o fa mixtur e o fnaturall yoccurrin g glyceride s an d fatt yacids , whic h hav e bee n sulfated
. Characterizatio n o fth e tes tmateria l {Attachmen t A ) indicate s n o triglyceride s bu tdoe s includ e monoglyceride s an d diglycerides ; an d
•Sulfate d casto roi l i s produce d usin g naturall yoccurrin g material s resultin g i n a substanc e whos e characteristic s ca n var ywithi n a narro wrang e fo reac h constituent
. I n accordanc e wit h th e recommendation s provide d i n EPA' s revie wo fth e initia l an d revise d tes t plans , th e followin g additiona l provision s ar e incorporate d int o thi s secon d revise d tes t plan :

•Th e compositio n o fth e solutio n (percentag e o fsulfate d glyceride s an d fatt yacids , inorgani csodiu m sulfate , a s wel l as an yothe rimpurities ) wil l b e define d i n th e stud y repor t an d eac h endpoin t valu e wil l b e expresse d i n term s o fth e concentratio n o factiv e ingredien t b yadjustin g fo rth e amoun to fwate rpresen ti n th e aqueou s solution
. EP A originall yrequeste d informatio n b e provide d o n sulfate d triglyceride s bu tgive n th e result s o fpreliminar ytestin g showin g n o triglycerides , SC O propose s providin g tota l sulfate d glyceride s instead ; an d
•Fo ral l toxicit ytests , th e fina l stud yrepor twil l includ e th e measure d compositio n o fth e tes t substance , includin g identitie s an d concentration s o fmajo ringredient s an d impurities
. Physical/Chemica l Propertie s Conductin g meltin g an d boilin g poin tstudie s o n th e commercia l aqueou s produc tmake s littl e practica l sense , becaus e th e value s wil l reflec tth e presenc e o fsubstantia l amount s o fwater
. I n addition , conductin g a boilin g poin tstud yo n th e nea tmateria l i s als o irrelevant , becaus e th e substanc e i s a salt , whic h b ydefinitio n wil l no tboi l o rexer ta meaningfu l vapo rpressure , othe r tha n tha t cause d b yresidua l amount s o fwater
. Recommendation : Th e commerciall yavailabl e nomina l 75 % concentratio n materia l shoul d b e teste d fo rfreezin g poin tan d temperatur e o fdecompositio n (OEC D 10 2 - Meltin g Point/Meltin g Range ) t o fulfil l testin g requirement s A l an d A2 , an d tha tth e requiremen t fo rboilin g poin t determinatio n b e eliminated
. Thi s approac h i s consisten t wit h th e inten t o fth e tes t rul e an d th e natur e o fth e tes tsubstance
. EPA' s review s o fth e initia l tes t pla n an d revise d tes tpla n di d no taddres s thi s recommendation
.Aquati c Toxicit y

EP Aapproved , i n it s revie wo fth e origina l an d revise d tes tpla n submissions , SCO' s pla n t o conduc t th e followin g Tes t Grou p 1 test s t o fulfil l testin g requiremen tCI : Acut e Toxicit yt o Fis h (AST M E 729-9 6 (Reapprove d 2007)} , Acut e Toxicit yt o Daphni a (AST M E 729-9 6 (Reapprove d 2007) ) an d Acut e Toxicit yt o Alga e (AST M E 1218-04\el\)
. I n th e conduc to fthes e tests , SC O wil l refe rt o th e OEC D Serie s o n Testin g an d Assessmen tNumbe r23 : Guidanc e Documen to n Aquati cToxicit yTestin g o fDifficul t Substance s an d Mixture s fo rfurthe radvic e o n testing
. A s ECOSAR modelin g o fthes e endpoint s usin g th e specia l clas s o fanioni csurfactant s indicate s tha t sulfate d casto roi l wil l likel yhav e ver ylo waquati ctoxicity , limi ttest s a tnomina l concentration s o f10 0 mg/ L(activ e ingredient ) o fthes e endpoint s hav e bee n approved
. I fan y evidenc e o ftoxicit yi s observe d i n th e limi ttests , th e toxicit ytes twil l b e repeate d usin g a minimu m o ffiv e tes t concentration s i n additio n t o a control
. Acut e Mammalia n Toxicit y EP Aapproved , i n it s revie wo fth e origina l an d revise d tes tpla n submissions , SCO' s pla n t o conduc t acut e mammalia n toxicit ytestin g usin g Metho d B (4 0 CF R 799.9110(d)(l)(i)(A ) - Acut e Ora l Toxicit y(rat) ) t o fulfil l testin g requiremen tD
. Mammalia n Toxicit y- Genotoxicit y EP Aapproved , i n it s revie wo fth e origina l an d revise d tes tpla n submissions , SCO' s pla n t o conduc t a Bacteria l Revers e Mutatio n Tes t(i n vitro){4 0 CF R 799.9510 ) an d a n i n vitr o Mammalia n Chromosoma l Aberratio n Tes t(4 0 CF R 799.9537 ) t o fulfil l testin g requirement s E l an d E2
. Mammalia n Toxicit y- Repeate d Dose/Reproduction/Developmenta l EP Aapproved , i n it s revie wo fth e origina l tes tpla n submission , SCO' s pla n t o conduc ta Combine d Repeate d Dos e Toxicit yStud ywit h th e Reproduction/Developmenta l Toxicit y Screenin g Tes t (4 0 CF R 799.9365 ) t o fulfil l testin g requiremen tF
. Initiatio n o fth e require d testin g i s subjec tt o Environmenta l Protectio n Agency' s guidanc e o n th e recommendation s offere d i n thi s letter
. W e welcom e th e opportunit yt o discus s thi s secon d revise d tes t pla n i n a meetin g o rconferenc e cal l a tth e earlies topportunit ys o w e ca n begi n testin g as quickl yas possible
.Pleas e contac t m e a t (301 ) 987-092 4 o rdiloretoi@socma.co m fo rquestion s o radditiona l

information
. Sincerel yyours ,

—
Joh n DiLoret o Executiv e Directo r Sulfate d Casto rOi l Consortiu m
Attachments : A ) Compositiona l Characterizatio n o fSulfate d Casto rOi l Products , Januar y14 , 201 3

## Attachmen t A Compositiona l Characterizatio n o fSulfate d Casto rOi l Product s Januar y14 , 201 3 Furthe rcharacterizatio n o fth e compositio n o fsulfate d casto roi l product s ha s bee n requeste d a s par t o fth e informatio n require d byth e U.S
. EP Afo rthi s hig h productio n volum e chemical
. Sample s fro m th e thre e manufacturers formin g th e Sulfate d Casto rOi l Consortiu m wer e analyze d a

s describe d below
. Par t 1
. Asampl e o fa singl e lo t o fEmeral d Performanc e Materials ' FREEDO M SCO-7 5 Sulfate d Casto rOi l was analyze d t o determin e th e relativ e amount s o ffatt yacid s an d glycerides
. Th e fatt yacid s wer e determine d bytitratio n an d th e glyceride s wer e determine d bySaponification
. Th e followin g result s wer e obtained : Organi cS0 3 , a

s supplie d 5.13 % CTMC-089 A Organi cS0 3 ,100 % 7.15 % Compositio n o fFREEDO M SCO-7 5 (a s tested ) Sulfate d Casto rOi l 71.78 % calculatio n Sodiu m Sulfat e 2.11 % N-149 B (Cognis ) Wate r 26.11 % CTMC-05 3 100.00 % Analytica l Dat a - FREEDO M SCO-7 5 Aci d Valu e CTM-073 B Casto rOi l 0.9 5 m g KOH/ g SCO-7 5 (a s is ) 25.7 7 m g KOH/ g Saponificatio n Valu e CTMC-88 A Casto rOi l 165.3 5 m g KOH/ g SCO-7 5 (a s is ) 89.7 2 m g KOH/ g Calculate d Dat a - FREEDO M SCO-7 5 Mol e rati o - Casto rOi l : S0 3 ~1: 1 Approximat e Compositio n o fCasto rOil , Sulfated , N a Sal t a s supplie d 100 % basi s Glyceride s (a s SCO) 43.5 % 60.6 % Fatt yAcid s 23.8 % 39.4 % Saponificatio n Valu e o fGlyceride s (calculated ) 148.0 9 Approximat e quantitie s o fspecie s a s supplie d 100 % % Diglyceride s 33 % 75 % % Monoglyceride s 11 % 25 %p . 6

Part 2
. Asingl e sampl e o fproduc t fro m eac h o fth e supplier s wa s reanalyze d fo ractivity , moisture , an d sal t content , an d the n eac h wa s separate d chromatographically
. Th e followin g condition s fo rth e separation s wer e observed :

Colum n Lengt h 4 5 c m Colum n Diamete r 1. 5 c m Colum n Packing materia l Silic a Gel , 40-14 0 Mes h Sampl e Siz e 2 g Solvent s Petroleu m ethe r Ethy l ethe r Isopropano l D l Wate r # Aliquot s collecte d fo reac h solven t 5 Aliquo t siz e 1 0 cc Collectio n Rat e 1 dro p pe rsecon d Dro p Siz e 0.02 5 m l Thi s provide d th e followin g results :

Manufacture r Projec t # Emeral d CL R 11402 A Manufacturer s CL R 1140 4 Afto n CLR1140 5 SCO, % 70.52 % 66.55 % 66.48 % 

## so 3 

## , % 5.13 % 4.84 % 4.06 % Moisture , % b yKar l Fishe r 26.11 % 24.98 % 29.96 % Na 2 S0 4 , % b ystd
. lea d titratio n 2.11 % 3.34 % 3.20 % Colum n Chromatograph yResult s a s supplie d 100 % a s supplie d 100 % a s supplie d 100 % Petroleu m ethe relutables , % 0. 1 0.14 % 0. 3 0.43 % 0.0 9 0.14 % Ethy l ethe relutables , % 20.2 5 28.09 % 27.6 9 39.25 % 25.0 7 37.71 % Isopropano l elutables , % 21.6 5 30.03 % 12.7 2 18.03 % 24.0 3 36.15 % Wate relutables , % 30.0 9 41.74 % 29.8 4 42.30 % 17.2 9 26.01 %I R Analysi s o fth e fraction s indicate d th e following : Petroleu m Ethe rFraction : Characteristi c- hydrocarbon
. N o glycerides , fatt yacid , o rorgani csulfat e observed
. Ethy l Ethe rFraction : Characteristic s - a mixtur e o funsulfate d glyceride s an d fatt y acids
. N o sulfat e o rfatt yacid salt s observed
. Isopropano l Fraction : Characteristic-primaril ysulfate d monoglyceride s an d diglycerides
. Trace s o ffatt yacid s observe d i n th e Afto n an d Manufacturer s samples
. N o sulfate d triglyceride s orfatt yacid salt s (soaps ) observed
. Wate rFraction : Characteristi c- primaril ysulfate d fatt yacid s w/som e trace s o f glycerides
. N o soap s observed
.
Th e I R spectr a o fth e variou s fraction s ar e attache d as a n embedde d PD F (Clic k Imag e t o open)
. Reporte d By ,

C
. Steve n Chaffi n Senio rDevelopmen t Chemis t Emeral d Carolin a Chemical , LL C

# 1 i



## J

s a G a 5

# & SOCM A
185 0 MS t NW , Suit e 70 0 Delive r To : Washington , D C 20036-581 0 

## Contact Person : "Documen

t Contro l Office r Contact Phon e Number : 202-564-893 0 Company/Offic e Name : Document Contro l Offic e Address : Document

Contro l Offic e(7405M) Offic eof Pollutio nPreventio nan d Toxic s (OPPT

) Environmental Protectio nAgency Environmental Protectio n Agency East

Building , RoomE6428 (202-564-8930 ) 120 1 Constitutio n Avenue , NW , Washington , D C 2046 0 Descriptio nof

Packag e Secon drevise dTest

Pla nfo r Sulfate dCasto

r Oi lConsortium
.

OFFIC ESERVICE S US EONL Y 

### Tim e Called : , - Picke dU p By : Date : Rep : ConfirmationNo : Time : '