sep LOI Meeting, February 6, 2003 [acdfesbertny |otbrieco [Dave Ruesr |Durony SE WAFR2T PH 2:45 Arase-- 1300 |vorcoyvr]rasrenseansyom ms@ende Jseogorous [souwense@us.oummr.co|m i lotrSpnaeTM 1cae | sen |siehecopae | (TakaykMekambra [Eos Gonem \orsesw tease]#is-365-9578 2ndkendra da don-amevica.con [Drwid 07205vod Coton this dpc cor| 1 LOI Meeting,February 6, 2003 [ob Row -- [/oeprrpkea]eor-o6-g5h bloJey u eimogo. v| [gree frie|77 Fes x ose mdeepost | Miee Greahioro> [Riporlay (Beko) [se 290z 5 |- Myecenwosd @ roping com " 8 EPA LOI Discussion 5 February 6, 2003 | 3 | Agenda * Review Potential Routes of Exposure * EPA Input/Discussion * Next Steps?

-- IM Speciay Materials i3SUMPCaealneMreNss1e4k1000 AR 236-1349 03JUL 10 R616 31 i VIA HAND DELIVERY July9, 2003 DOfofciucmeoefntPoClolnuttriooln OPfrfeivceent(i7o4n0a7nMd)Toxics (OPPT) Docket AR-226 EPA East, Room 6428 W1a2s01hiCnogntsotni,tuDtiCon2A0v4e6n0ue, NW Phone: 202-564-8930 ORIGI NAL Attention: OPPT Docket No.

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ARQR6 -- 136] A Pharmacokinetic Study of Potassium Perfluorohexanesulfonate in the Cynomolgus Monkey Southern Research Institute Study ID: 9921.5 April 22, 2003 001599 Final Report on A Pharmacokinetic Study of Potassium Perfluorohexanesulfonate in the Cynomolgus Monkey To: 3M Corporation P.O.

AR226-1403 ; A RD a ng dE 3: BERGASECSOCEMRGATE orn AR 86 -- 403 PDraotme:s DeTeplt:Not 0U1m-GAMpari-l19U9s1er 1A1N:0D7EaRmSWP ANDERS: WP@1SCOCVMZECDCIL 1eHRGATE TL ubject: Request for CEG for Ammonium Perfluorcoctanoate in Drinking Water 5a1te:BER0G4A/S01/91--C1S1OC:02:15Berg, Any 2++M:ResWe.ndPi.ngAnndoetresoonf, 03Jr/.28/91 15126 JeBrJEoCuTr: dRiesqcuusessitonf,or ICEaGm froerquAemsmtoinnigumyouPertfoluaoskrootchetanAEoLateComimnitDtreienkitnog Water theabHlaisskhella CLEaGb GfuoirdeA,mmo"nSieutmtiPnegrfAlcucoerpotoacbtlaenoEaxtpeosuirneDrLiinmkiitsnsg"WaItesre.sunePer ohatwattehre; vaalnude80w%e wtiollairgetsiwniclel abeCEGbasfeodr Co-n820h%asofaltroetaadly ibenetnakeesatlalbolciastheedd onasnidaelrsothreequaectsutailnghetahlatth tehfefeccotmsm.itttoeer,esoirdesntosneasdpjeaccieanlt gforououpr fWraosmhiHnasgkteolnl, orkcsa.

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BIODEGRADATION TEST SUBSTANCE Identity: Perfluorodecanesulfonate, ammonium salt; may also be referred to as PFDS, FC-121-X, or 3M Sample E2112 and E2566-1. (1Decanesulfonic acid, 1,1,2,2.3,3,4.4,6,5,6,6.7.7,8,8,9.9,10,10,10-heneicosafluoro-, ammonium salt, CAS # 67906-42-7) Remarks: Test sample is a mixture of the test substance in water and 2propanol, 1-(1,1-dimethylethoxy).

BIOACCUMULATION (ANALYTICAL ONLY) TEST SUBSTANCE Identity: PreefrefrlrueodrotoocatsanPeFsOuSlfAoAn,ylFamCi-d1o2e8thoyr)aacsetthaetem;ajmoarycoalmspoobneent of F[(Ch-e1p2t7ad,ecFaCf-i1uo2r9o,ocFtCy-l)1s0u9l,foonrylFlC--,1p0o9t-aXs.si(uGmlyscailnt,e,CNA-Sst#hy2l9-N9-1517) aRemmiaxrtukrse:of 8T6h%etteessttssuabmsptlaencies FaCn-d12184.

ACUTE TOXICITY TO AQUATIC PLANTS (ALGAE) TEST SUBSTANCE Identity: Perfluorooctanesulfonylamido(ethyl)acetate; may also be referred to as PFOSAA, FC-128 or as the major component of FC-127, FC-129, FC-109, FC-109-X or R1904.

BIODEGRADATION TEST SUBSTANCE Identity: [2-(N-Ethylperfluorooctanesulfonamido) ethyl acrylate; may also be referred to as B1228, D-1, EtFOSEA, or FX-13. (2-Propenoic acid, 2- 5[ethyi[heptadecafluorooctyl)sulfonyljaminoethy!

TOXICITY TO AQUATIC PLANTS TEST SUBSTANCE Identity: Perfluorooctanoic PFOA ammonium acid, salt, ammonium Ammonium salt; may also be referred perfluorooctanoate, PFO, to as FC- 116, FC-126, FC-169, FC-143 or as the major component of FC- 1015.

ACUTE TOXICITY TO AQUATIC INVERTABRATES (DAPHNIA MAGNA) TEST SUBSTANCE Identity: Perfluorooctanoic acid, ammonium salt; may also be referred to as.

R205 ATtotxaiccohlmoegnytsSttuodLieetstaenrdtoOCt.heArueIrnfdoartmeadtiMoanyon25P,F2O00A0 [[ amonrotors| Update to Submission ofMay 18" 1) tLeetrtaetrolforgoymstEu.diMeasr,sdhaatleldJDoehcnesomnbetro W7,il1l9i8a3m.

AR R26 0698 ACUTE TOXICITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) TESTSUBSTANCE Identity: ArefmeirxrteudretocaonstPaiFnOiSng, pFeCr-f9lu5oorrooacstaanecsoimfpoonnateen,twohfiFcCh-m20a1yAFa.lso(b1-e Octanesuifonic acid) (CAS# 2795-39-3).

BIODEGRADATION (BOD/COD) AR R26 -- 0777 Identity: A mixture containing perfluorooctanesulfonate, which `may also be referred to as PFOS, FC-95, or as a `component of FC-206 or L3243. (1-Octanesulfonic acid) (CAS # 2795-39-3).