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 L-4647. (1Octanesulfonic acid) (CAS # 2795-39-3).

T el o m e r B A lc o h o l , C8F17CH2CH2OH: W A ter S o l u b il it y DuPont report number 12718 Test Guideline(s) OECD 105 (adopted 12 May 1981).

302T736030 A R 2 2 6 - 1 308-1 F-261 T-340 P-001 FEB U '9 $ 09:>3 Po&Wt* brand tax transmittal memo 7871 j/ T*~ 7o *u / p h u j+ r y J .O J a J U *jt+ \ LO&U,.

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FOR DU PONT USE ONLY AR226-2909 W.

t i FOR DU PONT USE ONLY Study Title AR226-2932 Du Pont HLO 408-87 Author John E.

AfUL26 - 06?

Internal Correspondence de: M.

AR R26 -- 0737 BIODEGRADATION (301E) TEST SUBSTANCE Identity: ArefmeirxrteudretocaonstPaiFnOiSng, pFeCr-f9l5u,oroorocatsanaescuolmfponoanteen,twhoficFhC-m2a0y3aAlsoro obfe FC-203 NFP. (1-Octanesulfonic acid) (CAS # 2795-39-3).

ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity:[2-(N-Ethylperfluorooctanesulfonamiedtoh)ylacrylate;may also be referredtoas B1228, D-1, ETFOSEA, or FX-13.(2-Propenoicacid,2[ethyl[heptadecafluorooctyl)sulfonyl]aminoe]settehry,ClAS # 423-82- 5) Remarks:MateriiaslanambersolidS.amplepuritaynd notrecorded3.M lot number 13.

AR226-2794 FOR DU PONT USE ONLY Approximate Lethal Concentration by Inhalation (ALC) of Haskell Laboratory Peport No. 293-85 MR No U E.

A R a .a -6 - 0 9 \ & ACUTE TO XIC ITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) TEST SUBSTANCE_________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FX-3103. (1Octanesulfonic acid) (CAS # 2795-39-3).

AR16-0375 estsvestnee ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity: Perfluorooctanesulfonyl fluoride; may also be referred to as POSF, or FX-8. (1-Octanesulfonyl fluoride, 1,1,2,2,3.34,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, CAS #307- 35-7).

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.