AR226-2825 ^L0-e>^f-&s International Research and Development Corporation____ SPONSOR: E.

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Study No.

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CorporatHeealthPWsics 3M Center2,20-2E-02 CorporatOeccupationMaeldicine PO Box33220 CorporatPeroductResponsibffity St.PaulM,N 55133-3220 CorporatTeoxicology 6517331110 3M MedicalDepartment MortalitSytudyofEmployeesat3M PlantinDecaturA,labama A retrospectciovheormtortalisttyudyofemployeewsh,o workedatleasotneyear (beginninginMarch, 1961)atthe3M chemicaland filmplantsinDecaturAlabama, was conductedby UniversityofMinnesota epidemiologisttso determinewhetherthe mortalityexperienceoftheseemployeeswas significantdliyfferenftrom thatwhich would be expected.

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Al226- 1734 Study No.

CL ARI26-1963 me 2ea37/ TFotki.sCopuaatvs To TO arbonmaansteOmFya@saeupalaalUS Corporate MSCorN parste 37P,. 02200O8TISPA Subteine `SEpEhHrOai1m2Y0o0u-ng1l8SS-TCorporate/3MIUS@3M-Corporate Nocsl -- 5 Fepp- sos 14837) am ro espondg ingfo voice messageiatry1a2o0yu01tS4hy83,G.eaanrdyhOpltrsenn2Soefpt3elertbwoedoraydofric0ea0tg,euavleosuoCSmPieEtLerTs,,he n20as t repopn tohp atrstutdy. ou voios message indicate ha you donot have hia na pot he TSCA 86) le fThaeotrea a eamGsanine g you cappAfonh)aSaetineseomosrtsnccawtl5e,odn2Ges0d0tA1nhanfoarlhse0psoe1urrb.meTinItSnceCPdeAadtlSoheecetuceomrorei,nngwnt4aesl)t8baCEdiH3Go0RH5sfvoElhe de hoocupmeenatS sis cilhespehrehaspasteixpnl.ainlsawehsy c1anotan yourolueave any hr Guess ea1 Submission T2SeM2r0eFwie2dc0eikc2MalTPDHoepxt ic&oRelguolagtoyry Services S2Zz = oz SME Admimisvaior 3M TSCA 8(e) Coordinator ~==z 2a35d TFeolx: 6a5g11-517353-A3718723 CONTAIN NO CBI 5 AE A' z2So22.0m MEA --_ Certified Mail April 29,2005 DEoPcAumEeanst-tPrRoocoesmsi6n4g2C8eAnttten:r Section 8(e) No CBI OfficeofPollution Prevention and Toxics U12S0E0PPeAnnsylvania Avenue NW `Washington DC 20460-0001 RDEo:cket NToS.CSAEH8Q(-F)12S0U0P-1P4L8E37MENTAL SUBMISSION: Dear Sirs: pItneherDfaeubcoorevomeab-creterafnoecrfseu2nl0cf0eo0dn,yd3locMfkleustourbnimudimetbt(eerPd.OaSFTd)hr-aebftafsirnceapdlolrrtuepooorrfotcohmfeormttihaacltaislttymuasdnytuuwdfayascotfsuur3biMmnigetmtfaepcdlioliiynteyeusndaetra September of 2001 Wineveastriegnatoewthperofviinddiinnggsaffrionamltrheepporritoornstudfyo.llow-up incidence study that was conducted to Please contact Geary Olsen at 651-737-8569 should you have any questions orifwe can provide additional information.

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AR 236 -- 0786 ACUTE TOXICITY TO AQUATIC INVERTEBRATES (EASTERN OYSTER) IEsTsuBsTANCE 0000000000000 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).

AR226-2093 Test Result 6wnple Date Range Cone:entratlon Range Action Level Industrial Hy gmme 1/lffiS IZOIffli 100% Sample Dt Sample* Duration Type Employes Name BTO: 06 TEFLON We: 701 FINE POWDER DRYER-CAST SIDEfK 5/2&85 46259 330 Z 7/1185 .46260 345 Z 9/1BB5 48261 360 Z 32285 46262 330 Z Pers Chemical C-fl/FC-143 C.a/FC-143 C.BFC-143 OfflFC.143 BTO!

ST-351 Final Report ToxDoes 11-340 Final Report 28-Day Oral Study in Rats (ToxDocs Study Number 11-340, MTDID 8391) Study Director: Jill Hart, AAS, LATg 3M Toxicology Assessment& Compliance Assurance, 270-2A-08 Saint Paul, MN 55144 Phone: 651-733-8586 Principle Investigator: John Butenhoff, Ph.D., CIH, DABT 3M Medical Department, 220-6W-08 Saint Paul, MN 55144 Phone: 651-733-1962 `Testing Facility: 3M Strategic Toxicology Laboratory, 3M Center, 270-35-06 St.

ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredtoas PFOS, FC-95, or as a component ofL-4647. (1Octanesulfonicacid)(CAS # 2795-39-3).

AR226-1966 ^'"'?