AR226-1739 STUDY TITLE Extraction of Potassium Perfluorooctanesulfonate from Mallard Serum and Mallard Liver for Analysis Using HPLC-ElectrosprayiMassSpectrometry DATA REQUIREMENTS Analytical Method Requirements STUDY DIRECTOR Sean Gallagher STUDY COMPLETED ON September 06,2001 -PERFORMING LABORATORY / TESTING FACILITY Centre Analytical Laboratories, Inc.

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.

J Wildlife International, Ltdl 454C-107 DETERMINATION OF THE WATER SOLUBILITY OF PFOS BY THE SHAKE FLASK METHOD ADDENDUM WILDLIFE INTERNATIONAL, LTD.

`Toxicological Summary PFOS Dietary Chronic Definitive Reproductive Study: Northern Bobwhite Test Substance: Perfluorooctanesulf(oPnFaOtSe) Structure: d1e-cOacftlaunoersou,lfpoontiacssaicuidm,sa1l,t1,2C,2A,3S,3N,o4..4,257,955,-63.69,-73,.7.8.8,8-hepta- Test Remarks: TFCh-e95t.est Tsuhbestsaanmcpeleiswaaswhsioterepdouwnddeerr(a3mMbiLeontt #c2o1n7d)i,tiaolnssoaknndopwunriatsy awnaaslysdiestetremcihnnieqduetso. be 869% by LC/MS, 'H-NMR, and elemental METHODS Method: ASTM Standard E1062-86, OECD 206, and FIFRA Subdivision E., Section 714 `Type: Dietary Reproduction ear: 2001in-life phase, 2002-2003 analytical phase, Final report in 2003 Species: Northen bobwhite quail (Colinus virginianus) Experimental Design: Adult northern bobwhite quail were exposed to PFOS at nominal `wceoenkcse.ntrEaatciohnstroefat0m,en1t0,gr5o0u,pocron1t5a0inpepdm16inpatihresodfiqetuaolv,eronaeppeariirodpeorfpaenp.proIxniamdadtietlyio2n41, dotuhreirngpathies toefst.quaTihlewepreensmathianttawienreed upseerdtrfoeratbmleonotdacnodllwecetrieonusdeudrifnogrtbhleotoedstcowlelreectinoont ubsyeWdeteokas3s,estsheretprreoadtumcetnitonl.evDeluewatosorveedrucseidgntsoo2f0tpoxpimc.ityTnhoeted15i0n72t0hep1p5m0 dpopsme wtraesattmheennt stiegrnmsinoaftetdoxiactitWy.eekAll5. emTahieni5n0gpapdumltdoqusaeilwawserteerombisneartveeddatdaiWleyefkor7,siaglnssoodfuteoxtiociotvyerotr abnormal behavior.

PERSONAL AMD CONFIDENTIAL AR226-1981 CC: R.

AR226-2173 Debbie J Mulrooney 08/06/2001 10:35 AM To: cc: Sublecl: carrington@mall.dep.state.wv.us Catherine A Barton/AE/DuPont DuPont Draft Modeling Protocol Chris, Attached Is a draft modeling protocol.

AR226-2203 Robert F Pinchot 10/18/2001 02:30 PM To: w.

AR226-2210 Robert F Pinchot 11/05/2001 03:02 PM To: cc: Subject: Debbie J Mulrooney/AE/DuPorrt@DuPont, Steven L Grise/AE/DuPorrt@DuPont, Mary A Kaiser/AE/DuPont@DuPont, Ron J Buchanan/AE/DuPontQDuPont, Roger J Zipfel/AE/DuPont@DuPont Ta-Wei Fu/SE/DuPont@DuPont, Bernard J Reilly/AE/DuPont@DuPont, David M Rural</AE/DuPont@DuPont, Chris E Shoop/AE/DuPontQDuPont, Robert L Ritchey/CL/DuPont@DuPont.

AR226-2223 Mary A Kaiser jf 12/04/2001 03:03 PM II TlW -^.

AR226-2244 Thompson Colllns Watkins Smith Name Concentrations are from the deposition modeling runs, and Include wet and dry depletiondue to deposition Coordinates Paniculate Deposition (a'm'/yr) Vapor Deposition (S/nAyr) Total Deposition (g'nAyr) 445213E 4346090N 443141E 4345753N 443223E 4345847N 443254E 4345888N 0.00098 0.00179 0,00193 O.OQ186 0.00008 0.00021 0.00019 0.00018 0.00106 0.00200 0.00212 0.00204 Particulate Concentration Vapor Concentration Total Concentration (uaftn')____(ug/m'l____tug/in') 0.02000 0.03217 0.05217 0.03752 0.05854 0.09606 0.03665 0.05695 0.09360 0,03554 0.055B7 0,09141

AR226-2283 [.....l.....

5URFRCE TENSION (dyne/cm) ->. .& ui cn 0 (-n 0 Ln AR226-2394 en o 33 D C m o c en en o r ct -i 1-4 0 EID932219

AR226-2393 C-8 REDUCTION & CONTROL PROGRAMS STATUS R.

AR226-2430 Ht^'-f^ INTEROFFICE MEMORANDUM c^ TOt WALTER M.

AR226-2467 "Roger J.