Aft. 2.S L & - 0711/ BIODEGRADATION (BOD/COD) TEST SUBSTANCE___________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203. (1Octanesulfonic acid) (CAS # 2795-39-3).

fiP . .9 .6 - STUDY SUMMARY OF ENVIRONMENTAL EFFECTS OF LIGHT WATER BRAND AFFF AND COMPONENTS - 1991 TEST SUBSTANCE________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203. (1Octanesulfonic acid) (CAS # 2795-39-3).

AR226-3182 DuPont-6711 TRADE SECRET Study Title | Acute Oral Toxicity Fixed Dose Method Laboratory Project ID: DuPont-6711 T est Guideline: OECD Guidelines for Testing of Chemicals Section 4: Health Effects, No. 420 (1992) Author: Carol Finlay, B.A.

AR226-2974 TRAPS ^gORgr SWRtts STATtC, ACUTE. 48-HOUR EC50 OF H-19,516 TO Daphnia magna DatajBfiouiEBaiant Organisation for Economic Co-OperatiOR and Development (OECD) ^mdeh'ne^fQFTes^n@-CB8Bweas: 202- Author Kevin N.

AR226-2998 Study Title Approxinate Lethal Dose (ALD) of H-20349 in Rats Laboratory Project ID Hasksll Laboratory Report No. 752-93 Author Carol Finlay Study Coepleted On December 21, 1993 Performing Laboratory Haskell E.

ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity:Perfluorodecanesulfonatea,mmonium salt:may also be referred toas PFDS, FC-1 20, or 3M Sample J2905-1.(1-Decanesulfonic acid,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10heneicosafluoro-a,mmonium salt,CAS # 67906-42-7) Remarks: Test sample isa mixtureofthe testsubstance inwater and butylcellosolve(approximately25% testsubstance,37.5% butyl cellosolvaend 37.5% water).Allvaluesreportedrelatetothismixture.

STUDY SUMMARY OF ENVIRONMENTAL AFFF AND COMPONENTS - 1991 EFFECTS OF LIGHT WATER BRAND TEST SUBSTANCE Identity:A mixturecontaininpgerfluorooctanesulfonawthei,ch may alsobe referredtoas PFOS, FC-95,oras a component ofFC-203. (1Octanesulfoniaccid)(CAS # 2795-39-3).

CORNING Hazleton EER MUTAGENICITY TEST ON 7 { NOY C5 153 }\ T6342 No, #4 sf JcoL MEASURING CHROMOSOME ABERRATIONS IN HUMAN WHOLE BLOOD LYMPHOCYTES WITH A CONFIRMATORY ASSAY `WITH MULTIPLE HARVESTS EINALREPORT AUTHOR Hemalatha Murli, Ph.D.

J Cro Vice rsdn. 3St0aSrpkeeiGartoyuMpaterial 2 fag- 0699 - 333 S3SMiFCeante0ir BiSt8i14ng02000 815758001 Fux SM iin | May 26, 1999 gepa-Oi 8sg cerresun 0008117728 = 238 DAoTcTuNm:enStecPtrioonce8s(si)ngCoCoerndtienrat(o7r407) VD on 7 0000 w 7 OU0f1SfMiEcSneveoifreoPnonmlleunttiaoln PPrroetveecnttiioonnAagnedncTyo,hxicas e N PTY LDEH - 0-=373 Washington, DC 20460 Re: TFlSuCorAoc8h(eem)iScaUlPsP-LDEocMkEeNtTNoAsL.

: AR126-0561 .

AR 226 -- O46 TOXICITY TO AQUATIC PLANTS EST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-802. (1- Octanesulfonic acid) (CAS # 2795-39-3).

AR 226 - 0BFS5 TOXICITY TO AQUATIC PLANTS TEST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-85, or as a component of FC-3017. (1Octanesulfonic acid) (CAS # 2795-39-3).

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