ARNI6-0428 ATtotxaiccohlmoegnytsSttuodLieetstaenrdtoOCt.heArueIrnfdoartmeadtiMoan yon25P, F20O0A0 Genotoxicity 1) LAinneAsfsoraythoefTCeesltlCThreamniscfaolrmTa-t2io9n42anCdoCCy,toEtnovxiircointmyeinntatlhePCat3hHol1o0gTy L1a/2boCrlaotnoarly,CeSltlone: Research Laboratories, UniversityofMinnesota, 3M Ref.

19 Ya Am0 Rr opes deca, 1003 (1989) 195.300 wig-Cor> ve X TM : Developmental in cholesterol changes in the expression of genes biosynthesis and lipid transport in involved human || and rat fetal and neonatal livers Marc S.

AR226 - 09/5 BIODEGRADATION (BOD/COD) TEST SUBSTANCE eerste -- Identity: ArefmeirxrteudretocaonstaPiFnOiSng,pFeCr-f9lu5o,rooorcatsanaescuolmfopnoanteen,twhoifcFhX-m3a1y04a.lso(1b-e Octanesulfonic acid) (CAS # 2795-39-3).

PAGE 1s7a-o3r3roNOF1VF--7-470 TRFLONCATAPLOOLGTHOEFRSCDRINVIICSAILOSN Cae "Aez26-_ 1565S .

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iOnvPiONTHet=RESOURCES co: ~pG.rAT.TPelEos.g.er CONFIDENTIAL September 28, 1892 Y.L.

} ACR EIDE AR22E-OH3F THO YEAR ORAL (DIET) TOXICITY / CARCINOGENICITY STUDY OF FLUOROCHEMICAL FC-143 IN RATS (RIKER Experiment No. 0281CRO012) Vou1ouFe4 Cowpucten DURING ApriL, 1981 - MAY, 1983 RIKER LABORATORIES, Inc. / 3M Company ST.

AR 2236 - 03% ACUTE TOXICITY TO FISH (FATHEAD MINNOW) IESTsuBSTANCE 0 Identity: A mixture containing perfluorcoctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-600. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: The 3M production lot number was 628.

ACTIVATED SLUDGE RESPIRATION INHIBITION TEST SUBSTANCE Identity:Perfluorooctanoiaccid,ammonium salt;may alsobe referredtoas PFOA ammonium saltA,mmonium perfluorooctanoateP,FO, FC116, FC-126, FC-169,or FC-1 43.

ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatmea;y also be referredtoas PFOS, FC-95, oras a component ofFC-203C and L-5440.

UNION Rdiiitgd BUSHY RUN RESEARCH CENTER FO. +.

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* ire Industrial Medicine CENTRAL RESEARCH & DEVELOPMENT DEPARTMENT Haskell Laboratory for Toxicology AR226-1614 cc: P.

FOR DU PONT USE ONLY AR226-2790 Approximate Lethal Concentration by Inhalation (ALC) of Ammonium Perfluorononanoate (C-9) Haskell Laboratory Report No. 293-85 Haskell E.