"McCrea, Deborah" <mccrea@taftlaw.com> 06/12/2009 03 :54 PM p. 1 To cc bcc Subject AP aas-3gq3 NCIC OPPT@EPA .

AR)6-02CH Pathology Review of Reported Tumorigenesis in a Two Year Study of FM-3924 in Rats November 25, 1998 BY Pathology Associates International 6217 Centre Park Drive West Chester, Ohio 45069 Telephone (513) 779-9600 Fax (513) 779-9603 603099 Pathology Review of Tumors Reported in Rats Given FM-3924 Introduction: This report presents an independent assessment of tumorigenesis data obtained from a study to determine the chronic toxicity and carcinogenic potential ofthe fluorochemical Carcinogenicity FM-3924 Study of in rats.

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Attachments to Letter to C.

whpp AR 226_ 1033 QP DuPont Chemical Solutions Enterprise MR# 5354] Bens Viirson 5 em 03 September 24, 2001 Karen Lannon US.

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AR226-1486 ENVIRONMENTAL AND HEALTH ASSESSMENT OF PERFLUOROOCTANE SULFONIC ACID AND ITS SALTS August 20, 2003 Prepared by 3M in consultation with Jack Moore, D.V.M., DABT, Hollyhouse, Inc.

AR226-1519 30 Sepember 2003 ToMary F.

HYDROLYSIS (ALKALINE) AR 226-0364 TEST SUBSTANCE Identity: NN--eEtthFylOpSeErfAilucoorhooolctoarneFMs-u3l4fo2n2a.mi(d1o-eOthcatnaonle;sumlafoynaamlisodeb,eNr-eeftehryrle-d to as 1,12,2.3.3,4.45,5,6,6,7,7,8,8,8-heptadecafluoro-N-(2-hydroxyethyl)-, CAS # 1691-992) Remarks: Material is an off-white, waxy solid of uncharacterizedpurity.

Repeat Application 28 bay Pexcutansous Absorption seid inwiRtuhbiTn-o26R1a8bCboiCts Te SO ---- . snes 972 -- SFEreOsermpratpoteens-- aor Getaber 9, 197 to becenber 10, 197 S Toroaiwra e, oh pra s f-- aw E A wcE nm E o(e z XL setry2 3o4ra 01707 ann 1.

AR6-0512 ACUTE TOXICITY TO AQUATIC INVERTABRATES (DAPHNIA MAGNA) TEST SUBSTANCE Identity: Perfluorooctanoic acid, ammonium salt; may also be referred to `1a1s6P, FFOC-A12a6m,moFCn-i1u69m,saolrt,FCA-m1m4o3.ni(uOmctpaenrofilcuoarcoiod,ctanoate, FCpentadecafluoro-, ammonium salt, CAS # 3825-26-1) Remarks: 3M production lot number 350.

ARYL-0513 ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity: 2PesrPflFuOorAooacmtamnooniciuacmids,alat,mAmmonmiounmiusamltp;emrafyluaolrsoooctbaenoraetfee,rrFedC-to p1e1n6t,adFeCc-a1f2i6u,orFoC--,1a69m,moorniFCu-m14sa3l.t,(OCcAtSan#oi3c82a5c-i2d,6-1) wcRhueirmrtaeenrtpkosiwn:dfoerrmy3atMsioolpinrdo.idnudIcitctsaiptouenrsiltioyttiwsnauasmmbnieoxrttus3ru8ef0f.oifciT7ehn8tel-yt9ec3shta%rsatacemtspterlsieuzbeisds ,tFaCtn-hc1oe2u6ga,hnda 7- 22% Cs, Cs, and Cy perfiuoro analogue compounds.

. * CAS.Number 423-82-5 3M Company AR226 OSE1UY Voluntary Use and Exposure Information Profile N-ethylperfluorooctylsulfonamido ethyl acrylate L CHEMICALIDENTIFICATION Chemical Name: CAS Number: ~~ N4-2e3t-h8y2l-p5erfluorooctylsulfonamido ethyl acrylate (EtFOSEA) I.