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BIODEGRADATION TEST SUBSTANCE Identity: N-Ethylperfluorooctanesulfonamidmea;y also be referredto as U1464, ETFOSA, ETPOSA, F-6309,or FX-12. (1Octanesulfonamide,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadec,afluoro-N-ethyClA-S, # 4151-50-2) Remarks: Materialisa white solid.Sample purityand lotnumber were not recorded.

ACUTE TOXICITY TO AQUATIC INVERTEBRATES (E.G.

BIODEGRADATION (OECD 301 E) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredto as PFOS, FC-95, or as a component of FC-203. (1Octanesulfonicacid)(CAS # 2795-39-3).

BIODEGRADATION (BOD/COD) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may also be referredtoas PFOS, FC-95, or as a component ofFX-3103. (1Octanesulfonicacid)(CAS # 2795-39-3).

Acute ocular Irritation Test with T-2997CoC in Albino Rabbits Experiment No-: Conducted At: Dates Conducted: Conducted By: 0682EB0009 Safety Evaluation Laboratory Riker Laboratories, Inc.

ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE Identity: rPeefrefrlrueodrotoocatsanPesFuOfSfoAnAy,laFmiCd-o1(2e8thoyrl)aascetthaetem;ajmoarycaolmspoobneent of FC-127, FC-129, FC-109, or FC-109-X.

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.

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JEFFERSON MEDICAL COLLEGE of THO,MAS JEFFERSON UNIVERSITY DanielBaugh Institute Departmentof 4nafomy Officeof the Directorand Chairman December 7. 1983 Philadelphia1,9107 (215)928-7820 Mr.

WATER SOLUBILITY TEST SUBSTANCE Identity:Perfluorooctanoiaccid,ammonium salt;may also be referredto as PFOA ammonium salt,Ammonium perfluorooctanoateF,C116, FC-1 26, FC-1 69, or FC-1 43.

ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredtoas PFOS, FC-95, or as a component of FX-60 1. (1Octanesulfoniaccid)(CAS # 2795-39-3).

ACUTE TOXICITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredtoas PFOS, FC-95, or as a component of FC-602. (1Octanesulfonicacid)(CAS # 2795-39-3).