AR 886 -- Of 40 ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity: AremfiexrteudretocaonstPaiFnOiSng,pFeCr-f9l5uo,roorocatsanaescuolmfponoanteen,twhoifcFhX-m80a1y. al(s1o- be Octanesulfonic acid) (CAS # 2795-39-3).

_-- E Pro fea, Arz26-19S/ cs 5 Ry Analytical Report 3M Company AnalysisofPFOA and PFOS In WaterSamples from Oakdale Municipality 05-0243 Exygen Report No.

AR226-2098 TestWgsuh"S Sarnple Date Range Conesntratlon Range Action Level Industrial Hygiime 1/1/58 1201/96 100% Sample Dt Sample 9 Duration Type Employee Name BTO: 06 LOC: 048 TEFLON B-162 OUTSIDE SMCIKING AREA - 2ND LEVEL 1/26(99 7719 380 A 1/3098 7718 360 A 2/393 7721 3SO A wigs 8019 380 A S/iBIEIB 8020 360 A BUSS 8192 24) A S/14S8 8222 360 A 6/1496 8223 380 A 9/4B6 8247 380 A 11/1688 8401 360 A Pen; Chemical 04/FC-.143 C-8/FC-143 CWC-143 M/PC-)43 C.a/FC-143 C.8/F&.143 C^/FC-143 C-a/FC-143 C-8/FC-143 C-WC-143 BTO: 08 LOC: 101 TEFLON P/8 - TPE FIELD OPERATOR (08PA) 1/3098 27147 2898 27150 360.

AR226-2421 ROGER, HERE ABE THE RESULTS OF THE RIVER AMD WM*L SAMP;UEEt AHD JIM YOAK OH 11/19/91; (DAN ALSO HAS THESE RESULTS) SAMPLE 8 C10(%) POINT 1PARK POINT PARK DUPLICATE NO 51 39 ND 56 49 BLEMN ISLAND WELL f443 NO 58 31 WELLi #331 WEI.X. #331 DUPI.XCATE 0.5 60 54 0.5 57 46 WV SIDB RIVER -MBW WEIAS 1.4 62 45 MID RIVER -1SEW WELLS 1.6 66 58 53 49 OHIO SIDE RIVER-MEW WELLS 1.7 B1BLKEVILLE DAM-25 FT SHORE 0.2 48 30 BELLEVILLE DAM- S FT SHORE 0.3 50 35 1/ LD BLANK-4 -LD BLAMK-7 -t> BLAWK-1 TRXP BIAMK-2 QC BLANK ND 69 69 ND 65 66 MD 68 68 ND 74 74 MD 68 56 TAKEN BY Cll(%) 38 45 26 41 41 50 S4 48 30 31 70 70 66 71 57 DAN WEBER MD == HOH DETECT MIKE EID127957

AR226-2635 23 AR226-2635 AIR QUALITY DISPERSION MODELING ANALYSIS OF C8 EMISSIONS DuPont Fayetteville, North Carolina Facility Prepared by: Charles J.

AR226-2701 23 AR226-2701 TORONTO WORKSHOP MATERIALS September 13-14,2004 Measuring Physical Chemical Propertie & Analytical Mar/A.

AR226-2839 | {-- o HLO 334) | BIOASSAY REPORT vg | SUBMITTED TO 2 : E:T.

Copies +o: E.

R226 -- 3260 442 --~ <9 DuPon`tanHdaEsnkveilrloLnambeonrtaatlorSycefnorceHesalth ARA2E_ 3260 Novembe4r, 2002 co `w Quallty T Assurance TO: MR FILE{@RBPOCKET 15425 FROM: 1.C.Maslanka Ft `TESTSUBSTANCE STABILITY OFH.25425 9 MHaesdkieclallSRuemspelaercNhuPmrboejre:ct Number: m75i42l5 Haskell Reference Standard Number: 25425 `AAnnaallyyttiiccaall RTeesptorCtodNeu:mber: wHAe-2002-094 Notebook References: (--] pAtetrafcohremdedisttohseatainsaflyytpircoatlorceoplorretqfuoirretmheensttsufdoy itdeesnttisfuibesdtaabnocveset,abTilhiitsyabnuatlymsiasywaalso be used for other purposes. 4 M`HeadsikcelallSRaemspelaercNhuPmrboejre:ct Number: Analytical Report Number: [254--25 HA2002-094 pA samtple oef H-2o5f4s25iweasgsruebimint1eodn1Ocwtiosbemres14s,e2d00t2aR end anaR lyzed oM n October 15,is2002.

AR2RG - 3268 450 AR226 - 3268 4 HaskealnldLIanbdoursattioarlyMfeodriTcoixniecology March 13,2003 To: C Study in Rats.

BOD/COD IPA and wa --I mwwwmmrvp" BIODEGRADATION TEST SUBSTANCE Identity:PerfluorooctanesulfonatAem,monium salt;may also be referred toas PFOS NH4+ saltor FC-93. (1-Octanesulfonicacid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafalmumornoi-u,m salt,CAS # 29081-56-9) Remarks: The testsample isa mixtureofthe testsubstance in isopropanoland water (25% testsubstance,20% isopropanol,55% water).No calculationwsere made toadjustfortheactualconcentration ofthetestsubstance inthe testsample.

WHAZLOTON 3301 KINSMAN BLVD.

ARRRE _ 3408" 9 --~ 000130 |n ARRR_G 3i0S @ | %4 | ||| | i aindtehsorDsi:DoaanvliydiJc.lAMetnhod VdaKliimde abteirolnryfLortNhsoerQwuaoonotdi'tsanStitoenp;hoefnPLeowcets'o;rMaorcytAo.sAKaiciosieen';HBuamrabnraSe5.rum DInesltaiwtautrees: AdvionBioSciences, nc. lace,NewYork; "Dupont Experimental Station,Wilmington, peerfnloarincatetd cAogmpoouunds.oyemethodvistoof representative uigitons eheIetpnatotryrohdacuopcmttmiyeuonlndiotnigeibsadltuotthavirrubcieqvuietdounsprresencet,ut5iweolnlastthheeci eniviromnmenatalpter u CTeoammpneugesidesWtooionodnlpliooevfessshieianentdhcsoemvupa.oTbrohotedsbatcrlkaegnr.)oAmdndvclaenoinltyhmsioouere smeeothodl olsiosgtyehnaceve, hcuommapaanrcesedroumtyfpoitcawlobiLobanaOnlytMr icaSlam/ceio cteMchpotadaSns,ch.eernQ tderthieya Acprpolrin scarteiot onftoentahsesbips oanalyatical pprosch eliMuoettighoenoudnlsiagyuitmdmipapllm,etshooadslnbyotyhsodSlRizMdMeonSnmpsSissiGnsg,pleird.m.ShiexateintiLonClTlOwAeDd by gradient nged/amntLdnanodmd0.es05r.uaTghiaonnLrdtaeort+r0an)mgDel.oofAoqsutarhnueicstrtuiraaolnacnerealhtoeg,e9tHrohmoeexntahdoePdcpsatwi lusoro|o nwonantis sacyo wes CeorpeinfwrernaeseyqeuiidtsiiasotbviteornhdohefuvmePlaFmnOeAnidahdbuwmbeaensesrepurrmuemoif,dBPaanFclOkdgAiritochtmsdnSp.ievoynccc o c chrrsoomatatasogmwreaeprhrilceksnyesctteoemco.ifmPiFnOsAepoitntenhticaolnstooulrscensuosf PbFOtAhfrsomotdhsec.aIpncaacoornnster upPs eorenrli2m.e i25neaEriLryMaeDlsiaiiltqoaiuno,toa|ofTdhhumsaensyedrummo.nTshtectaelibraltoiwoenciurivetsowferqeunfisttteidownitohf50g.bed IsrSweyyre 8a1.8annwidt9h0i.

1f @ i ARRR_G 3406 10 000133 | RE | | D | !

bpp R226 -- 4] B 1 , 45 - 000402 ARRE6 - 344] 9) - .