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PHOTODEGRADATION TI ESTe SUBSo TANCT E SUB 00S0 T0A 0 NCE Identity: PPeFrOflAuoarmoomcotnaniouimc ascailtd,, Aammmmoonniiuumm psaelrtf;lmuaoyroaolcstoanobaeter,efPeFrrOe,d FtoC-as a11m6m,oFnCi-u12m6s,alFtC,-C1A69S,#or38F2C5--12463-.1)(Octanoic acid, pentadecafiuoro Remarks: wTahes tneostt ssuufbfisctiaenntcley cuhsaerdacwtearsiz"eCd, ltahboeulgedh (c3u5rr8ednptmi/nufgo)rm.atIi'osnpurity . 3in.d5i%caCtse,s iCt7i,saanmdixCtsupreerofflu9o6r.o5a-na1l0o0g%uefecsotmspuobusntdasn.ceThainsdt0es--ting is currently being repeated using current procedures and best available practices.

AR 226. 0687 ACTIVATED SLUDGE RESPIRATION INHIBITION TEST SUBSTANCE Identity: rAefmeirxrteudrteocaosntPaiFnOiSng,pFeCr-f8l5u,oroorocatsanaecsiofmonpaoten,ewonhfticFhC-m1a8y5Fa.lso(1b-e Octanesulfonic acid) (CA#S 2795-39-3) Remarks: FC-185F, cc The 3M 817-19.

AR 426 -- 0717 ACUTE AQUATIC TOXICITY IESTSUBSTANC 000E 000 Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203. (1- Octanesulfonic acid) (CAS # 2795-39-3).

AR 36 -078/ ACUTE TOXICITY TO FISH (FATHEAD MINNOW) IESTSUBSTANCE 00 Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95,oras a component of FC-206 or L3243. (1-Octanesulfonic acid) (CAS# 2795-39-3).

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226-445 4 FC-143 3 sw rere AMMONIUM PERFLUORO OCTANOATE !

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BACK TO MAIN 3M EnvironmentalLaboratory Report No.E00-2192 Study Tit/e Screening Studies on the Aqueous Photolytic Degradationof PerfluorooctanoicAcid (PFOA) Data Requirement Consistent With: OPPTS: 835.5270 "Indirect Photolysis Screening Test" -and- OECD Draft Document "Phototransformation of Chemicals in Water - Direct and Indirect Photolysis", August 2000 Author Thomas L.

BACK TO MAIN 3M Environmental Laboratory Report No.

BACK TO MAIN WATER SOLUBILITY IN PURE WATER TEST SUBSTANCE Identity: Perfluorooctanesulfonyl fluoride; may also be referred to as POSF, or FX-8. (1-Octanesulfonyl fluoride, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, CAS # 30735-7).

BACK TO MAIN ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE Identity: Perfluorooctanoic acid, ammonium salt; may also be referred to as PFOA ammonium salt, Ammonium perfluorooctanoate, PFO, FC-116, FC-126, FC-169, or FC-143.

3M Medical Department Study: T-6295.4 Analytical Report: FACT TOX-002 LRN-U2121 Study Title 104-Week Dietary Chronic Toxicity Study with Perfluorooctane Sulfonic Acid Potassium Salt (PFOS T-6295) in Rats (Covance Study No.: 6329-183) Analytical Laboratory Report Title Determination of the Presence and Concentration of Perfluorooctanesulfonate (PFOS) in Liver and Serum Specimens of Crl:CD(SD) IGS BR Rats Exposed to Perfluorooctane Sulfonic Acid Potassium Salt (PFOS T-6295) Data Requirement Not Applicable Author 3M Environmental Laboratory Study Completion Date At signing Performing Laboratories Liver and Serum Analyses 3M Environmental Laboratory Building 2-3E-09, 935 Bush Avenue St.

Study Title TENNESSEE RIVER VALLEY SAMPLES Author Mark E.

Toxicological Summary PFOS Dietary Chronic Pilot Reproductive Study: Northern Bobwhite Test Substance: Perfluorooctancsulfonate (PFOS) Structure: Test Remarks: METHODS h1e-pOtcatdaenceasfullufoornoi-cpaoctiads,si1u,m1,s2a,lt2,,3C34A.S4,H5,257.96,56-,319,-73,8.8.88Tw6ha.es9s%tteobtryesdLubuMsntdSaenr,caem"ibHsi-eaNnMwthRci,otneadnipdtoiewoldnesemraenn(td3aplMuraLnioatlyty#wsiass21td7e)ec,thenriTmqhiuenesedsatmopplee Method: ASTM Standard E1062-86and `Type: Dietary Reproduction FIFRA Subdivision E.