P. 1 

# OAR Box 1147 Prepped byOllie Stewart



## Document

Number: 

# 150 ) IV-E-2

3 Docket Number: 

# A-87-1 1

Printed 4/22/2008 2:42:55PM

Sheet 150 of 242

# T

T P. 2 

# w FEE . 7 UNITE D STATE S ENVIRONMENTA LPROTECTIO N AGENC Y AN N ARBOR . MICHIGA N 4810 5 OFFIC E O F AI R AN D RADIATIO N


### MEMORANDU M SUBJECT : Meetin g wit hKurara yChemica l Regardin g Onboar d NPR M FROM : 

## TO : THRU : Kathlee n A . Steilen , Chemica l Enginee r t > • ''^•-- • r 

### \ '••' • -i.*-". . *•*•-. . - , • , Standard s Developmen t an d Suppor t Branc h Docke t A-87-1 1 Glen n W . Passavant , Se n Standard s Developmen t a Cheste r J . France , Chi e Standard s Developmen t a jec t Manag e 

## r

# tyJk^^®*^
Branc h O n Decembe r 8 , 1987 , I me t wit hKe n Vo n Hertsenber g an d Yoich i Mizun o o f Mitsubish i Corporatio n an d Itar u Nishimura , Dr . Hideak i Oka , an d Kikujir o Kihar a o f Kurara yChemica l Company , Limite d a t EPA' s Moto r Vehicl e Emissio n Laborator yi n An n Arbo r regardin g EPA' s onboar d NPRM . Kurara yChemica l i s a n activate d carbo n supplie r i n Japa n whic hi s intereste d i n

carbo n fo r onboar d equippe d vehicles . A t thi s showe d the ma n onboar d contro l prototyp e syste man d cop yo f EPA' s refuelin g contro l NPR Man d othe r ke y suppor t documents . I discusse d thi s proposa l wit h answere d an yrelate d questions . I n addition , w e carbo n availability . The ysai d carbo n availabilit y wa s no t a problem , bu t rathe r a matte r o f leadtime . The yfel t tha t i t wa s possibl e t o mee t th e carbo n deman d wit htw o year s o f leadtime , bu t tha t mor e leadtim e o r a phase-i n o f control s woul d mak e th e deman d easie r t o meet . Kurara yals o provide d EP Awit htes t dat a o n activate d carbo n an d canister s (attached) . A t th e clos e o f th e meeting , I gav e the ma brie f tou r o f th e laboratory . supplyin g meeting , I provide d a regulator y the man d discusse d

Attachmen tP. 3



## ATabl e o f Submitte d Document s b yKurarayChemica l Co. , Ltd .

Dec . 8 , 198 7 Titl e Pag e Quic k determinatio n o f deterioratio n durabilit yo n F001-00 4 B.W.C . o f activate d carbo n fo r automobil e canister . G.W.C.-deterioratio n durability . F005-00 7 Influenc e o f caniste r volume o n B.W.C . valves . G001-00 2 Influenc e o f caniste r shap e o n G.W.C . o f KG-D . G003-00 4 Influenc e o f therma l conductivit yo f caniste r o n B.W.C . G005-00 8 Relatio n o f caniste r volum e an d Purg e ai r B.V . t o G009-01 0 obtai n 130 g G.W.C . Adsorbe d gasolin e purg e characteristics . G01 1 Influenc e o f Hea t capacit yo f carbo n o n B.W.C . G01 2 n-Butan e adsorptio n isotherm s (25 , 50 , 75°C) . G013-01 4 Vibratio n tes t o f canister . G01 5 Measuremen t o f gasolin e vapo r evolutio n o n refueling . H001-00 4 Working Capacit ywit hvariou s hydrocarbons . H00 5 Influenc e o f gasolin e vapo r concentratio n o n G.W.C . H006-00 7 Residua l adsorptive s an d Analysi s i n use d canisters . H008-01 1 Actua l Refueling Test . H012-01 4~ry —*= ••

- -— ••• — i-^~, : . ,,. , _ , „,...,.... , P. 4 

### F00 1 y 

# KURARAYCHEMICA L CO. , LTD . NO . 1-4-1 4 SHI8AT

A KITA-KU . OSAKA . JAPA N TELEPHON E > OSAK

A^04)-373-338 1 TELE X•523349 7 KCC J 

### Quic kDeterminatio no f Deterioration-durabilit y o n B.V.Co f activate dcarbo nfo r automobil e canister . •1 . Metho d A)Preparatio no f Deteriorate dCarbo n 1.Adsorptio nandDesorptio no f Diethylbenzen e (DEB ) Diethylbenzen e i s a componen t o f gasoline , whic hha s boilin g poin t 18W84* C Containe r ;mad e o f glas s tube 17.5mm4 , 24m l activate dcarbo n Adsorption;Temperatur e 50*C ,

1/ 3 saturate dvapo r pressur e o f DE B Ai r for saturatio no f DEB;1. 5 1/mi n Dilutio nAir;3. 0 1/mi n Le t the carbo nreac hto the equiribrate dadsorptio n A s a matte r o f fact , unti l the weight-inremen t o f carbo ni s les s than1 % o f activate dcarbo nweigh t in3 0 min . Desorption;Temperatur e 50* C

Purg e Ai r 3. 0 1/mi n Unti l weight-decremen t o f carbo ni s les s thanlOOm g in30min . Experimenta l Apparatu s i s show ni s th

e attache dfigure . 2.Measuremen t o f Butan e Workin g Capacit y By Kurara y

Chemica l Method .P. 5



# KURARA

YCHEMICA L CO. , LT D NO . 1-4-1 4 SHIBAT

A KITA-KU . OSAKA . JAPA N TELEPHON E . OSAK

A(06)-373-338 1 TELE Xi 523369 7 KCC J F00 2 2 ,

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A KITA-KU . OSAKA . JAPA N TELEPHON E •OSAK

A(06)-373-338 1 TELE Xt523369 7 KC C 1 

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# KURARA YCHEMICA LCO. , LT D NO . 1-4-1 4 SHIBAT

A KITA-KU . OSAKA , JAPA N TELEPHON E : OSAK

A(06 ) -373-338 1 TELE Xi 523369 7 KCC J 

### F00 4 Hs



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### |Ne wcarbon i Sample| DE B | Detriorate d Carbo nIDurabilit y| IB.W.C . | Weight| Res.-Ads . j Butan e1 rat e| j (g/dl ) | (g ) i ('/.) 1 Ads.(% ) Des.(% ) B.W.C . j (•/.) j 

## 1 1 1 lii l " 1 KG- D | 10.2 2 | 10.68 4 | 28. 3 1 12. 0 | 99. 0 I6.7 9 I66. 4 j KG- D | 10.0 9 | 10.57 0 | 29. 4 | 11. 8 j 99. 1 | 6.6 4 | 65. 8 | KG-trial | 11.0 0 I10.17 6 | 27. 2 I14. 9 I98. 5 I7.9 0 | 73. 1 I KG-trial l 10.8 6 I9.74 0 | 24. 2 I14. 8 | 98. 5 | 8.6 6 | 79. 7 | German y | 5.1 5 I9.041 4 | 25. 4 I8. 3 1 98. 6 I3.8 7 I75. 6 | US AA| 7.1 5 | 9.43 4 | 34. 1 I8. 5 j 99. 6 | 4.4 6 1 62. 3 | B | 5.8 8 | 11.80 4 | 33. 2 I4. 8 j 100. 5 i 3.2 0 j 54. 4 j C | 7.3 6 | 5.85 6 I38. 8 i 14. 8 | 98. 9 | 4.9 7 | 67. 5 | D | 8.8 4 | 8.47 0 I34. 6 j 12. 8 | 97. 3 1 5.9 1 J66. 8 I Japa nA1 9.9 7 | 10.62 0 j 33. 0 | ' 10. 7 | 98. 7 | 6.2 1 j 62. 3 | B | 7.3 1 | 8.32 7 | 52. 9 | 6. 1 | 99. 8 j 3.2 4 I44. 3 I C | 7.1 9 | 11.64 0 | 31. 4 | 6. 3 I99. 5 | 3.9 9 j 55. 5 | D | 7.1 1 | 11.24 0 | 35, 1 | 6. 0 | 100. 5 | 3.8 1 1 53. 6 | 1 * 1 1 1 1 1 ! J . ... . 1P. 8 

### F00 5 y 

# KURARA Y CHEMICA L CD. , LTD . NO . 1-4-1 4 SHIBAT

A KITA-KU . OSAKA . JAPA N TELEPHON E •OSAK

A(06 ) -373-338 1 TELEX. 523369 7 KCC J G.W.C . - deterioratio ndurabilit y l.Tes t Conditio n

Activate d Carbo n 5450 ^ (96" 4 *62 H ) Gasolin e ;Nippo n Peteroleu mCo. - mad e "Silve r gasoline " Adsorptio n ;Evolvin g 50vol. % gasolin e vapo r a t 30^32* C b ybubbli n method,adsor bi t unti l brea k poin t (0.6vol. X leakage ) Desorptio n ;DryAi r 1.7 3 1/min . * 50mln.(200B.V. ) Paus e ;3min . betwee n eac hproces s Circumstanc e ;31^32 4 C Ai r Bat h 2.Result s

Se e attache d sheets . Bot hinitia l G.W.C . and abou t afte r 100 0 cycl e - G.W.C . o f KG- D ar e bette r than woo d bas e series .P. 9



# KURARA YCHEMICA LCO. , LTD . F00 6 % NO . 1-4-1 4 SHIBAT

A KITA-KU . OSAKA . JAPA N TELEPHON E . OSAK

A(06)-373-338 1 TELE Xi 523369 7 KCC J 

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# KURARA YCHEMICA LCO , LTD . NO . 1-4-1 4 SHIBAT

A KITA-KU . OSAKA . JAPA N TELEPHON E i OSAK

A(06 ) -373-338 1 TELE Xi 523369 7 KCC J 

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### G.W.C.Deterloratlo

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# KURARA YCHEMICA LCO. , LTD . NO . 1-4-1 4 SHIBAT

A KITA-KU . OSAKA , JAPAN TELEPHON

E i OSAK

A (06)-373-338 1 TELE X i 523369 7 KCC J 

### G00 1 

# J *

Influenc e o f caniste r volume onB.W.C.values . l.Tes t Conditio n 1 Illll l 

### 1 Methe d | | A IB | C | D | 1 Sampl eVol . | m l I2 4 j 10 0 | 45 0 | 400 0 | IContaine rsiz eD | m m| 17. 5 j 4 0 | 9 6 | 16 5 | 1 containe rL/ UI| D. / | I

\ u.o o | l.z o | ITemperatur e| *C I2 5 | 2 5 1 2 5 j 2 5 | 1 T . , . 1 1 . , . 1 1 . . 1 . - 1 

### 1 Temperaur emediu

m| | Water| Wate r| Ai r| Ai r| IButan efee d |l/min. | 0.2 2 | 1. 0 I4. 5 I4 0 I Ifee d tim e| min . |Saturated|Brea kpoint|Brea kpointlBrea kpoint l | Purg eAi r|l/min. | 0.2 4 | 2. 5 I2.2 5 | 2 0 I IPurg eTim e| min . | 2 0 j 1 0 I5 0 1 5 0 | 1 Purg ebe d Vol . | | ZO U | 25 0 | 25 0 | 2b 0 | 

## 1 Illll l iBetwee nAds.an d Des. | min . I5 | 5 I5 | 5 | 1 III. ! 1 1 

### 2.Resul t Thes e measuremen t result s ar e shown i n th e attache d figure . 1.B.W.C.(g/dl ) ar e differen t fro meac hother . A> B > C = D Sampl e volum e i s th e larger , B.W.C.(g/dl)i s th e smaller . 2.Th e cause s o f thes e phenomen a are , w e think , th e therma l conductivit yand therma l capacity . Th e forme r i s mor e important .P.1 2



# KURARAYCHEMICA L CO. , LTD . G00 2 V , NO . 1-4-1 4 SHIBAT

A KITA-KU . OSAKA . JAPA N TELEPHON E . OSAK

A(06 ) -373-338 1 TELE Xi 523369 7 KC C J 

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### Method s

# KURARA YCHEMICA LCD , LTD. - G00 3 \s '2. NO . 1-4-1 4 SHIBAT

A KITA-KU . OSAKA . JAPA N TELEPHON E : OSAK

A(06)-373-338 1 TELE Xi 523369 7 KC C J Influenc e o f Caniste r Shap e o nG.W.C . o f KG- D l.For m o f Caniste r A.Ova l B.Cylindrica l


# KA

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=1635.4 g L/D=2. 4

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## - ? 1/min . , • •

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# KURARAYCHEMICA L CO. , LTD . G00 4 NO . 1-4-1 4 SHIBAT

A KITA-KU , OSAKA , JAPA N TELEPHON E . OSAK

A(06)-373-338 1 TELE Xi 523369 7 KCC J ' 

### 2. 2 Conditio n Adsorptio n; 

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### A

159. 9 42. 1 

### 116 B 1

I 1 180. 6 | 48. 8 ! 12 5 IP.1 5



# KURARAYCHEMICA L CO , LTD . NO . 1-4-1 4 SHIBAT

A KITA-KU . OSAKA . JAPA N TELEPHON E i OSAK

A(06 ) -373-338 1 TELE Xi 523369 7 KC C J G005 *

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(g ) 10. 2 63. 2 130. 0 227. 0 

### te d Carbo n (cc ) 21. 5 

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# 1 1.0 0 I 0.8 9 | 0.8 4 | 0.7 8 |

iP.1 6



# KURARA YCHEMICA LCO. , LTD . NO . 1-4-1 4 SHIBAT

A KITA-KU , OSAKA . JAPA N TELEPHON E . OSAK

A(06 ) -373-338 1 TELEX, 523369 7 KC C J G00 6 z 

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# KURARAYCHEMICA L CO. , LTD . NO . 1-4-1 4 SHIBAT

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A(06)-373-338 1 TELE Xi 523369 7 KCC J 

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1 1 1 1 A

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# KURARA YCHEMICA LCO. . LTD . NO . 1-4-1 4 SHIBAT

A KITA-KU , OSAKA , JAPA N TELEPHON E 1 OSAK

A(06 ) -373-338 1 TELEX i 523369 7 KC C J 

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# KURARA YCHEMICA LCO. , LTD . NO . 1-4.1 4 SHIBAT

A KITA-KU . OSAKA . JAPA N TELEPHON E •OSAK

A(06 ) -373-338 1 TELE X•523369 7 KCC J 

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# KURARA YCHEMICA LCO. , LTD . NO . 1.4-1 4 SHIBAT

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A(06)-373-338 1 TELEX . 523369 7 KCC J G01 1



### Adsorpte dGasolin e Purg e Characteristic s



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# KURARA YCHEMICA LCO , LTD . NO . 1-4-1 4 SHI8AT

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A(06 ; -373-338 1 TELEX. 523369 7 KCC J 

### Influenc e o f Hea t capacit y o f carbo nonB.W.C . l.Tes t Conditio n

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## KURARA YCHEMICA LCD , LTD . N O . 1-4-1 4 SHIBAT A KITA-KU , OSAKA . JAPA N TELEPHON E i OSAK A .'06 ) -373-338 1 TELE X •523369 7 KC C J 

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# KURARA YCHEMICA LCO. , LTD . NO . 1-4-1 4 SHIBAT

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A(06)-373-338 J TELE Xi 523369 7 KC C i 

### Vibratio ntes t o f caniste r l.Tes t conditio n I I• 1 

### 1 Acceleratio nI15 G I IAmplitud em

mI0. 4 (a t100Hz) 3. 6 (a t32Hz) I IFrequencyH

z I32 * \10 0 | 1 Variatio no f

frequenc y| linea rrais ean d dow nfo reac h 1 0 min . j j Tes ttim eHr . j 25 1 | Caniste r| 450C C vol . KG-

D an d Coa l bas eI i i i 

### 2.Result s 1 II I 

### IIKG- D | Coa l bas eI j Ball-pa nhardness(JIS ) | 97.5 % | 93.2 % I 1 1 I1 1 1 IFin epowder(mg ) | Befor e| Afte r| Befor e| Afte r| 1 | 2. 8 | 4. 0 | 6. 6 | 19. 0 | j Pressur edro p mmAo - II II I 1 1 0 1/min . | 1 0 | 12 | 1 0 | 12 | I2 0 | 26 | 29 | 25 | 29 | I3 0 | 52 | 56 | 52 | 6 0 | I40 . | 82 | 87 | 82 I92 | I5 0 | 122 | 127 | 12 1 | 134 1 I I 

### IDir to f

filte ri ncan . Ialmos tn o Iremarkabl eblac kI iII I 

### KG- D i s ver ygood , compare d wit hcoa l base .

# KURARA YCHEMICA LCO , LTD . H00 1 1 /

NO . 1-4-1 4 SHIBAT

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A(06)-373-338 1 TELE Xi 523369 7 KC C J 

### Measuremen t of Gasolin e Vapo r Evolutio nonRefueling . 1.Metho d and Apparatu s Gasolin e W e mak e us e o f th e gasolin e mad e i n "Nippo n Petroleu mCo.Ltd" , correspondin g t o AST MB gasoline . Th e make r tol d u s tha t RV P o f gasolin e migh t fluctuat e betwee n 9 and 10 . Apparatu s Se e attache d figur e o f apparatus . W e us e th e air-bubblin g metho d a s th e vapo r evolutio n method , catc hth e vapo r byactivate d carbo n perfectl yan d measur e th e weight-imcremen t o f activate d carbo n periodically , show n i n attache d figure . Calculatio n metho d W e mak e us e o f th e weigh t o f initia l 30sec . an d calculat e gasolin e vapo r volum e pe r refuelin g gallo n o f gasoline . A s w e experience d tha t th e gasolin e vapo r in thes e conditio n ha s a averag e molecula r weigh t o f 70 , w e conver t th e incremen t i n weigh t t o ga s volume . Fo r example , a t 30' C wit hbubblin g ai r 30'/.m.(a t 20'C ) Activate d Carbo n get s 58g-weigh t incremen t 5 8 4 7 0 * 22. 4 y 

### -ffY

= 19.9 2 1 Tota l exclusio n volum e = 19.9 2 + 3 0 * -y - =34.9 2 1 = 9.2 1 gal . Vt = 5 8 T 9.2 1 = 6.3 0 g/gal .P.2 7 

### H00 2 

# KURARAY - CHEMICA LCO. , LTD . Z 

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### The nwe compar e ou r result s wit hEPA' s equatio n V = -5.90 9 - 0.0949A T + 0.0884T D

### + 0.48 5 R.V.P . V ; vapo r evolutio nvolume (g/gal ) A T ;(Fue l temperatur e i nTank) - (Fue l temperatur e onrefueling)(*F ) T o ; Fue l temperatur e onrefuelin g (*F ) R.V.P. ; Gasolin e vapo r pressur e a t 100' F (psi )

Vapo r evolutio ng/gal . riiii 

### ITemperatur e| Experimen t| Calculatio n| Rati o | I°CCF ) | V T 1 RVP=10(Vci ) RVP=9(Vcz ) IVT/Vc i VT/V C 2

### j I2 5 (77 ) | 5.2 8 I5.7 5 5.2 7 | 0.91 8 1.00 2 | | 3 0 (86 ) | 6.3 0 | 6.5 4 6.C 6 | 0.96 3 1.04 0 | I3 5 (95 ) | 7.2 0 | 7.3 4 6.8 6 | 0.98 1 1.05 0 | i i ii 

### IFro manothe rbubblin gmetho d experiment . I I I I

### i 1 I3 1 (88 ) | 7.8 0 | 8.0 8 (RV P12.8 ) | 0.96 5 | Ther e i s ver y

goo dagreemen t wit hEPA' s equation .H00 3 « 2 

# KURARA YCHEMICA LCO. , LTD . 

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NO . 1-4-1 4 SHIBAT

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A(06)-373-338 1 TELE Xi 523369 7 KCC J Gasolin e Vapo r Evolutio nApparatu s (bubblin g method )

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# KURARA YCHEMICA LCO. , LTD . NO . 1-4-1 4 SHIBAT

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# 200 : hf l 

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# KURARA YCHEMICA LCO. , LTD . NO . 1-4-1 4 SHIBAT

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### Workin g Capacit y

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### Influenc e o f Gasolin e vapo r concentratio no nG.W.C . l.Tes t Apperatu s

. , 

### Dr yAi r fo r dilutio n Dr yAi r fo r bubblin g 

# 1 Detectio n 4. 0 1 caniste r caniste r



## TAJ M
Electroni c Balanc e 32^34*C Thermostate d Ai r Bat h .. j 

### Thermostate d Wate r Bat h 2.Tes t Cond i tio n 1.Timin g Activate d Carbo n KG- D

Paus e — $Adsorptio n - > Paus e - > Purg e lOmin . unti l 2gr"leo k a t 33' C 5min . 52min . a t 33° C 2.Cond i tio n I I I 1 1 1 

### I Ru n iGasolin e | Wate r bat h| Dr yAi r Flo w(1/min. ) I Expecte d I | No . |Volum e | Temperature l Bubblin g Dilutio n Purg e (Concentration * | 

## I I I Iii i 1 1 1 1 6 1 | 34° C 1 1 4 | 1 4 j 15. 4 | 31vol % I I 2 | 6 | 3 7 | 1 8 | 4 | 15. 4 | 4 5 | I 3 | 6 | 4 5 | 1 6 | 0 I 15. 4 | 6 0 | 1 4 | 6 | 5 0 I 1 2 1 0 | 15. 4 I 7 0 | | 5 | 6 | 7 0 | 0 | 0 | 15. 4 | 10 0 | I I I i II I i 

### * W e calculat e th e vlum e concentration , thinkin g tha t averag e

molecula r weign t o f vapo r i s C5H1 2 (M.W.72) ./ 

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