ARAR6 = 343] 35 -- !

28) OECD 105-OPPTS 830.7840, water solubility in nanopure water, 454C-118 SANITIZED PERFLUOROBUTANE SULFONATE, POTASSIUM SALT (PFBS) , BY THE SHAKE FLASK METHOD WILDLIFE INTERNATIONAL, LTD.

i i CenGt4re8 RAesneaarlchyDtircailvLeaboraSttatoeCrolileeges,,PATGI3n0cT-.

AR ARG - 12 7 FINAL REPORT g 28 32 3 sing 2 erursocchyan) Tes bance oKe s919]rcp Bioconcentrationtestof2-perfluoroalikyl (C=4-16) ethanol [This test wasperformed Clestmamber: 51518) eo Chemicals EviKaurnume LiRberasrey sins, ip 0000014 sists ' STATEMENT RKueChrseumeimceanlLsibEsovraearyun,p1nd Spon ASAHIGLCoA,SLiSt.

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Northwest Biossalyt0ial 226-172 9 ReSgtoryt NNoo,,NNWWBBRS0O0L..009615 Quantitative Determination of PFOS and Related Compounds in Human Serum and Plasma by LC/MS/MS Sample Analysis Report for Protocol EPL0012 NortAhwDeisvtisBiioonanoaflNytWicTalI(ncN.WB) Sal1t12L1akEeasCtit3y9,00UTSo8u4t1h24 PREPARED FOR: 3M Company Epidemiology, Medical Department 2203W-05 StPaul, MN 55144 2= EEZR on = ue 2 AUTHOR: Oinie J Dbl Connie O.

3M Lifetime Drinking Water Health Advisory for Perfluorooctanoate 3M Lifetime Drinking Water Health Advis Perfluorooctanoate Authors: Glow?

Wildlife International, Ltd. "1" ProiectNumber454A-108 PFOS: AN EARLY LIFE-STAGE TOXICITY TEST WITH THE FATHEAD MINNOW (Pimephales promelas) ADDENDUM WILDLIFE INTERNATIONAL, LTD.

Wildlife International, Ltd.

Fraunhofer ITEM Final Report 01 G 00 0 02 [Appendix E] Page 1 of 68 28 Day Repeated Dermal Contact Study of 3M Test Articles in Sprague-Dawley Rats _______________________________________________________________________________________________________________ Appendix E: Histopathological Findings Fraunhofer ITEM Final Report 01 G 00 0 02 [Appendix E] Page 2 of 68 28 Day Repeated Dermal Contact Study of 3M Test Articles in Sprague-Dawley Rats _______________________________________________________________________________________________________________ Table 1: Summary of histopathological findings (all animals) FRAUNHOFER ITA 01G0002 Summary of histopathological findings (all animals) Page: 1 2 1 -A u g -0 0 -------------------------------------------------------------------------------------------------------------------------- !

AR226-2129 file;///C|/WlNDOWS/TEMP/M) C-81-3-79 (hu 4-30-811 page-htm Test Results Sample Data Range Concentration Ranflft Action Lovel Industrial Hygiene 1/3/79 400/61 100% SamptaBt Samples Duration Type Employee Namo Pers BTO: LOC: 17 RESEARCH 019 WEIGH AND ADD C-8 TO POLYKETTLE 1/3/79 47591 Z Chemical C-8 1/4/79 47S32 2 0.8 Cone Unit Percont 0.05 PPM <0.05 PPM 0.0% 0.0% BTO: 17 RESEARCH tOC; 065 PPDSEMIWORKS 4/8/81 57356 Z C-B <0.0001 PPM 0.0% BTO: 17 RESEARCH LOC: 100 P/S-EPM WAREHOUSE -FORK TRUCK OPERATION 4/30/81 60221 Z C*8 0.0001 PPM 0.0% BTO: LOC!

AR226-2248 Thompson Colllns WatMns Smith Name Concentrations are from the deposition modeling runs, and include wet and dry depletion due to deposition Coordinates Paniculate Deposition (g/m'/yr) Vapor Deposition (g/m'/yr) Total Deposition (fl/m'/vr) 445213E 4346090N 443141E 4345753N 4432236 4345847N 443254E 434588SN 0,00098 0.00179 0.00193 0.00186 0.00008 0.00021 0.00019 0.00018 0.00106 0.00200 0.00212 0.00204 (I Particulate Vapor Total Concentration Concentration Concentration (ua/rn3)____(uaftn3)____(ug/nr'l 0.02000 0.03217 0.05217 0.03752 0.05854 0.09606 0.03665 0.05695 0.09360 0.03554 0.055B7 0.09141

AR226-2381 C8 EMVIROKMEMTAL STATUS History "Industrial Hygiene Engineering Changes Protective Equipment Air Monitoring Blood.

FOR DU FONT USE OSLY Copies t AR226-2897 E* I* du Font de Neoours and Company Haskell Laboratory for Toxicology and Industrial Medicine Elkton Road, Newark, Delaware 19711 HASKELL LABORATORY REPORT NO. 256-81 MR SO Haskell So. 14.008 Other Codes Study Initi&ced/Completed 4/6/81 - 4/20/81------ Material S Lyner Products Department Experimental Station EYE IRRITATION TEST IS RABBITS Procedure; One-tenth milliliter (71 og) of solid test material was placed into the right conjunctlval sac > each of 2 male New Zealand White rabbits.

AR226-3117 CONFIDENTIAL DPT441/984973 ALGAL GROWTH INHIBITION ASSAY Sponsor DuPont Speciality Chemicals, Jackson Laboratory, Chambers Works, Deepwater, NJ 08023, USA.