ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE Identity:A mixturecontainingperfluorcoctanesulfonatweh,ich may also be referredtoas PFOS, FC-95, or as a component ofFC-600. (1-Octanesulfoniaccid,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-p,otassium salt,CAS # 2795-39-3) Remarks: The 3M productionlotnumber was Belgium 2367.

ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredto as PFOS, FC-95, oras a component of FX-3106. (1Octanesulfoniaccid)(CAS # 2795-39-3).

P.

cei IntRMMeei.rnATaT.l..CoPEErrallesnnscaaphbbokaanerrdeaanww~cyye21---2224---330E25--0099 R.

So InternalCorrespondence ARE0279 ACNOAMLMYETRICCIAALL RCEHPEOMRITCAL#S346 TE.

AR 226 = 0921 BIODEGRADATION (BOD/COD) TEST SUBSTANCE ee ere---------- Identity: ArefmeirxrteudretocaonstPaiFnOiSng, pFeCr-f9i5uo,roorocatsanaescuolmfopnoantee;n,twohfiFcXh-m3a1y06a.ls(o1b-e Octanesulfonic acid) (CAS # 2795-39-3).

AR226-2142 cc; T.

A R R ii 6 0 ^ 0 3 ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE___________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC -3041. (1Octanesulfonic acid) (CAS # 2795-39-3).

TD 825 TD 825 A003690 A003690 (& \ J ' 'Y a ' / z~ J 5(5 Technical Document 825 July 1985 TOXICITY OF AQUEOUS FILMFORMING FOAMS TO MARINE ORGANISMS: LITERATURE REVIEW AND BIOLOGICAL ASSESSMENT S.

-- nevrs, A ------. "3M TOMPANY'S COMPOUND T-3290CoC ~oeETs Final Report November 1982 se | LSEivEDY i ifaNd i ) (c E= C= (-- " Deb L.

lap 7 1381 Synthesis and Characterization of N-Ethylrose-Y4c Docenbor 11, 1980 Concucted at: During: Synthesis Conducted bys CaonmdmeRrickiearlLCabhoermaitcoarlisesD,iviIsnci.on SStu.

TOXICITY TO AQUATIC INVERTABRATES (E.G., DAPHNIDS) TEST SUBSTANCE Identity: N-Ethylperfluorooctanesulfonamide; may also be referred to as U1464, EFOSA, EPPOSA, F-6309, or FX-12. (1Octanesulfonamide, 1,1,2.2,3,3.4,4,5,5.6,6,7.7,88,8heptadecafluoro-N-ethyl-, CAS # 4151-50-2) Remarks: Material is a white solid, Lot 505 (cc842-3, F630, L-1089).

AR226-1988 Ig^^^^^.^.

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;mffi> HASKELL LABORATORY AR226-3375 Common Name: Ammonium Perfluorooctanoate (C-8) Chemical Name: Octanoic acid, pentadecafluoro-, ammonium salt CAS Registry No.: 3825-26-1 Chemical Structure: 0 Physical Properties: CFs - CFz - CF2 - CF2- CF2 - CFz - CFz - C - 0-4^4 Form: Molecular Weight: Boiling Point: Melting Point: Density: White powder 431 Sublimes (a). 11 0C Community Exposure Guideline 0.0003 mg/m3 (24-hour TWA) General Toxicity Ammonium perfluorooctanoate (C-8) has moderate acute oral toxicity with an LD50 in rats of 470 mg/kg1----fl|l9l8b).