BACK TO MAIN TOXICITY TO FISH (Freshwater Rainbow Trout) TEST SUBSTANCE_________________ Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: The test substance is a white powder of uncharacterized purity.

3M Environmental Laboratory IU26-002S M ethod E xtraction of Potassium Perfluorooctanesulfonate or other FLUOROCHEMICAL COMPOUNDS FROM URINE FOR ANALYSIS USING H P L C - Electrospray/M ass Spectrometry/M ass Spectrometry Method Number: ETS-8-96.0 Adoption Date: Author: Lisa Clemen, Glenn Langenburg Revision Date: /\/ j\ Approved By: Laboratory Manager v s f i f i n ------ Group Leader n l fr cluvu!

Kendall B.

HAZLETQN WASHINGTON 9 2 0 0 L E E SB U RG PIKE V I E N N A .

AR17J6-033I Feces3MMPerMothtoEocdDoDIlCfeoAvreLSlotDpumEdyPeAnNtRoM.TTeMt-Da6Eb3eNor1il6Tvis.a,1mtC7iv,OSeTtsRu-.6dP2yO9fR5o.A2r1PT,eETrf-T7luO1o3Xr2oI.o3C;cOtSaLTnOe-4sG1ulYfonate SFfTetlhcuuieodssrysimtnuOeedbtAyajebnicsoatlldiiyvteteeis:ciaganlnaCelydhsetiosm. gisetnryerTaeteamspteociumseenfsofrodretvheelo3pMmEenntvairnodnvmaelindtaatliLonabaomraetothroyd of Research O ient: 33SMMainCSt pPeenacuteilar,l,tMyBNuCihl5de5imn1gi4c42a3ls6Division Sponsor: 33SMMainSCtpPeenacutiealr,l,tMyBCNuihl5de5min1ig4c4a2l3s6Division Study Location: 33SMMainSCt tPernaatuteelgr,,iMcBTNuiol5dx5iinc1go4l42o7g0y-L3Sab-0o6rartooorym SB314 Study Director: PA33TSMMhaoni.xd:nMiCrt6cePo5ewenal1dout-Mieg5clr,y7a.

PHOTODEGRADATION (SOIL) ARi x - o y a TEST SUBSTANCE Identity: N-ethylperfluorooctane sulfonamidoethanol; may also be referred to as N-EtFOSE Alcohol or FM-3422. (1-Octanesulfonamide, N-ethyl1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-N-(2-hydroxyethyl)-, CAS # 1691-99-2) Remarks: Material is an off-white, waxy solid of uncharacterized purity!

/)R2K-03<($ BIODEGRADATION (WARBURG) TEST SUBSTANCE Identity: Perfluorooctanesulfonylamido(ethyl)acetate; may also be referred to as PFOSAA, FC-128 or as the major component of FC-127, FC-129, FC-109, or FC-109-X.

ARXfc-omi International Research and Development Corporation SPONSOR: TEST MATERIAL: SUBJECT: 3M Company Fluorad Fluorochemical FC-143 Acute Oral Toxicity (LDsn) Study in Rats. 50 Wilson P.

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Corporate Occupational Medicine 3M Center, Building 220-3W-05 St.

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' CAS Number 31506-32-8 3M Company AfLAaeJ^I Voluntary Use and Exposure Information Profile N-Methyl perfluorooctanesulfonamide I.

3M Specialty Materials June 15, 2000 3M Center St.

3M Chemicals 3M Center St.

AR&SL - o669 PFOA Genotoxicity - X> 000907 C O R N IN G Hazleton MUTAGENICITY TEST ON T-6358 IN AN IN VIVO MOUSE MICRONUCLEUS ASSAY FINAL REPORT AUTHOR Hemalatha Murli, Ph.D.