{. du Font &e Memours & Co.

6-month toxicitsytudy withPFOS Monkeys Date: T-6295.7 Covance 6329-223 3/16/99 inCynomolgus Urobilinogen(UB) AnalysisResultsfrom Dr Joseph P.McConnell.

3M MEDICAL DEPARTMENT, CORPORATE TOXICOLOGY ProtocoflorStudyNo.

a ~~ Ps i -- AR R26 -- SHO 14 000196 ARBAG _ BUO @ . . | | | i ~ BD S113) E. 1.

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#f| ~, ~~, AR226 -- 473 77 000721 | ARG -3473 8i i E5R8E iglglele 5= & os | gresif 2 (ils ~ fii i 8 000722 DPuFPOonAtCoBmlpoaondy Ch2a0m0beTresloWmoerrsks | | | [Operators]Mech | a Supnerviisicons [Male |TM "Male |Wale|Femaie| [Ta 353o 1 sos ss] ] a4) [de 133] s a3 ]| [72078 joe8 ] ]| see [at--e --rrs[s se [sss or|] [so 2831 a ------ we (seo [mo 1 [Count1{ 18]sqio 7f| [[MAT ivna 7 3480]0 1835.:930503 ] 3790..7610]7 3b2455000]] [[MMeadxian_|175200,7050]] 77963.0800] 71177..0500] 365844..5000]] [StaDev| 167.16] 60.35] 37.11] 4e5.08] BaPrrbeapraareJ.dDDawesocn,eGmH0,b,2eG0S0rP4 000723 CShPparomobnnerpnseoDrsss 204 ToomersSommary [I ATmaTATWrarlreeJ-- AISou|pm|] [18ass] 111| 400] 400] 143 [2422s 05) 1a a1] sos] |----2268 6] 81] 39] D [re war---- awa] I -- 5 so] 86s]| [85 sss s] ]| [2s daz] [58 isl ] asa [Bse as a NC] -- Emi I] |I [78 zee 8 saa [isda [389s] mo 79 I I 283E 2 = v1I83 [SI 085|] S0585]--| [10068] [[i s5e0l8m5 2a0--8--] 7)I-- [[C hC CoeudntT Ter 3 z55T 58 ] 8eee 53 2r06 i]| [[D s1 Mtaax 7e 20 151v .7723100 ..7000]s 0 2678] 49.0]0] Psi mig he Prepared December 9, 2004 000724

--_-- AR 226 _ 3566 IMENVIRONMREENRTOARLTLNAG.BOER9A8T5O6R6Y% Amended Final Report Analysisof PFBS, PFHS, PFOS and PFOA in Water Samples Collected at 3M Guin Laboratory Request Number: E05-0662 Method Requirement: 3M Method ETS-8-154.1 (modified) Testing Laboratory 3M EHS Operations. 3M Environmental Laboratory Building 2-36-09 935 Bush Avenue St Paul, MN 55108 Requester Gary Hohenstein 3M Building 42-02-E-27 PO Box 3331 `Saint Paul, MN 55133-3331 Phone: (651) 778-5150 Fax (651) 778-7203 `SMCONFIDENTIAL 2 Pago 101 13 34 ENVIRONMHEENRTARLLHAOB.OREAosTOouRsY SaHw EETniemiocnimLeenmaaaoaabnReerinspttoAaynanlge,rValk. rRes.genP,H0. , EoRnCoraayrCCaotosanr, nspepc ea Prsoofessorc LoSbaOvposn Parse!

ARI26-0093 AN ACTIVATED SLUDGE, RPFEOSSP:IRATION INHIBITION TEST Jrap-- WILDLIFE INTERNATIONAL LTD, PROJECT NUMBER: 4546-101 3M LAB REQUEST NUMBER: U2723 aursons I, R.

AR 126-0065 a Centre Analytical Laboratories, Inc.

AR226-0132 G-s Final Report .

|| AR226-1405 - ` ARE 6 -- |HOS "ATTORNEY-CLIENT PRIVILEGED INPORMATION Septener 19, 1991 PTor:on:WaTletzzsyteYaarntdel] Feenqutrdiing TohaeoSegpteMmabetres4, o1f99TePraopovsesd C-V8ashSiunagptleinngoPrrkosgeMnetin ( Stee 11, 151, 9:00 11:0 ) "ialthStaewasrte, TeproryorVa,ndTeoly tcktad, endl oi, Peay dna, Nik Wclesty, Cul ac, toenasa, troduction: Walt Stewart, See Attachment 1 .

AR 326 -- 1479 \ y TSCA NCIC NOTIFICATION FORM FOR CBI DOCUMENTS DockeTNumser: RRQR6 DOCUMENT CONTROL NUMBER: __{ 203 000 00 3H DOCUMENT DATE: --03% DOCUMENT TYPE: Doc tT F gFB3m

3 0 WEY SM CDeo. pChaVreleesPsencdhent 3MarSepesciaGlrtoyuMpaterial BEHQ- - 0,9-313 roger nay26, 1099 GFT cae S3 iCentr, BSidiingi2o0 51573 on FaxARNEOM cernepian 1399 Jui -b Fi 2:56BE=oHR--RCGOo-- 3T Document Processing Center (7407) ATTN: Section 8(c) Coordinator reN UOfSfiEcnevoifroPnomlleunttiaoln PPrroetveecnttiioonnAagnednTcoyxics \ & Epa-oTs (URRAERY 401 MStreet, SW 0008117717 Washington, DC 20460 Re: TDoScCkAet8N(oes).SSUEPHPO-L1E18M0E-N37T3A;L8NEOHTO-I1C1E80O-N3:74S;ul8fEoHnaQt-e0-3b8a1se-d03F9l4u;oroBcEhHeOm-ic0a5l9s8:373 = 3 Dear Si: = b3aMseCdofmlpuaornoychiesmsiucbamlist(tFiCnsg).thiTshneotpiucreptoosesoufptphliesmesnutppiltsempernetvailounsotsiucbemiissstioosnusmomnarsiulzfeonryelc-ent~= ~57=% 3M studies conducted to determine whether perfluorooctanesulfonate (PFOS) fon canbe 3 55 detected in tissue samples from different animal species." == These studies were designed to obtain initial screening data on the distributionof PFOS in biota.

AR 226 _ OS TH SUMMARY OF A STUDYSUCLOFNODNUACTTEE(DPFWOIST) HATPODTUAPSOSNITUM PERFLUOROALKYL Type: Biopersistence Screening Study Species/Strain: Sex/Number: ~~ RMaatles//SC/rgrlo:uCpD.SD(IGS)BR Exposure Period: Frequency of Sor 10 days; 94 daysofrecovery Treatment: Exposure AAdmmloibnitiuummfoprerSfloruo1ro0odcatyasnoate: 20 mg/kg Levels: Method: SPioxtagsrsoiuupms poefrfraltusorwoearlekyaldsmuilnfiosntaetreed(PaFmOmS)o:ni1u0mmg/kg 5pecrofnlsueocrouotcitvaendoaatyes,a1ndgrtohuepotrheecrei5vegdrotuhpestersetcseuibvsetdatnhceetfeosrt bsulbosotdawnaces fcoorll1e0ctdeadysf. roAmpeparcohxirmaattferloym 2thheougrrsouapftdeerstihgenafitrestd dfoosre, 2dohseosu.rsTphoesst-edossaimneg,raatnsdwbelroeodsaacrnidfilcievderosnwteerset dcaolyle5ctaepdp.roTxhiemately wreemraeisnaicnrgifgircoedupasndrehcaedivbeldotohdeatnesdt lsiuvbesrstacnoclelefcotred10ondatyess.t dFaiyvse 1r0ats of(2thhoeurbslopoodstw-daossed)e,te1r3,mi2n4e,d5b2,yoursi9n3g/9a4.WiTchkebotlotdaltofrlcuhorine content sceolmebcutisvteioelnecmtertohdoe.d, Bfoodlylowweeidgbhytsanaanldyscilsinwiicatlh saigfnlsuowreidree iroencorded throughout the test.

\ AR 226 -- 0589 | TSCA .