BACK TO MAIN BIODEGRADATION TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or C8F17SO3-K+. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: PFOS is a white powder.

3M Medical Department Study: T-6295.22 Analytical Report: FACT-TOX- 160 LIMS E00-1668 3M Medical Department Study: T-6295.22 Analytical Report: FACTTOX-160 LIMS E00-1668 Study Title Extended Recovery Study Followinga 26-Week Capsule Toxicity Study (FACT-TOX-030) with Perfluorooctane SulfonateAcid Potassium Salt (PFOS; T-6295.22) in Cynomolgus Monkeys Analytical Laboratory Report Title Determination of the Presence and Concentration of PFOS in Serum and Liver Samples of Cynomolgus Monkeys Data Requirement Not Applicable Author 3M Environmental Laboratory Study Completion Date May 3, 2002 Performing Sera and Liver Analyses 3M EnvironmentaLlaboratory Building2-3E-09,935 BushAvenue St.

3M Company EPI-0013 Page I of 36 ( FINAL REPORT Epidemiology Medical Department 3M Company St.

Kinetics of the Iodine Transfer Polymerization of Vinylidene Fluoride CYRILLE BOYER, DAVID VALADE, PATRICK LACROIX-DESMAZES, BRUNO AMEDURI, BERNARD BOUTEVIN Laboratoire de Chimie Macromoleculaire, Ecole Nationale Superieure de Chimie de Montpellier (UMR 5076-CNRS), 8 Rue de l'Ecole Normale, 34296 Montpellier Cedex 1, France Received 16 May 2006; accepted 23 June 2006 DOI: 10.1002/pola.21654 Published online 29 August 2006 in Wiley InterScience (www.interscience.wiley.com).

Study NO.T-7098.1; DT35 Title: &zu 4 69 5 Pharmacokinetic Study of Perfluorooctanesulfonyl Fluoride {POSF) FollowinE a Single Oral Gavage Dose In Rats 3M Strategic Toxicology Laboratory Corporate Toxicology 3M Medical Department 3M Center, Building 270-SB-3 14 St.

AR226-1807 Estimated Quantities Of Aqueous Film Forming Foam (AFFF) In The United States RECEIVED OPPT NCIC 2004 AUG 26 Prepared for the Fire Fighting Foam Coalition Arlington, VA August 2004 Robert L.

EHD 0904 - 15666 September 17,2004 goeraen DL GSh COMPANYSANITIZED-- DOES NBOUTSICNOENSTSAIINNFCOORNMFAITDIEONNTIAL By Certified Mail LRAT Oa ADtotceunmtieonntTPSrCocAes8s(ien)gCCoeonrtdeirna[t7o4r07M) OEfnfviicreonomfePnotlallutPiroontePcrteivoenntAigoennacnyd Toxics `1W2a0s0hiPnegntnosny,lvDaCni2a0A4v6e0nue, NW.

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AR226-2151 To: cc: Subject: Andrea Malinowski/DPL/DUP@DUP, Bernard J ReiHy/AE/DuPont@DuPont, Stephen H Korzeniowsld/DuPont@DuPont, Jim E Pesek/AE/DuPont@DuPont, Robert C Buck/DuPont@DuPont, Susan S Miteti/DuPont@DuPont.

AR226-2259 /y Debbie J Mulrooney 02/20/200212:47 PM To: cc: Subject: Todd M Krieger/AE/DuPont@DuPont Steven H Swearingen/AE/DuPont@DuPont, Robert F Pincnot/DEWAE/DuPont@DuPont Re: Environmental Impact Study Q The new stack height is much higher than what we modeled (85 vs. 55 ft) and the new flow rate is also much higher (12,400 scfm vs. 4710 scfm). since these two changes will both improve dispersion, not make it worse, I'm not sure that there is really a reason to revise the modeling and the report.

ELSEVIER Journal of Hazardous Materials A119 (2005) 69-78 Journal of Hazardous Materials www.elsevier.com/locate/jhaztnat Environmental risk assessment of hydrofluoroethers (HFEs) Wen-Tien Tsai* Department of Environmental Engineering and Science, Chia Nan University of Pharmacy and Science, Tainan 717, Taiwan Received 9 September 2004; received in revised form 21 December 2004; accepted 24 December 2004 Available online 26 January 2005 Abstract Hydrofluoroethers (HFEs) are being used as third generation replacements to chlorofluorocarbons (CFCs), hydrochlorofluorocarbons (HCFCs) and perfluorocarbons (PFCs) because of their nearly zero stratospheric ozone depletion and relatively low global warming potential.

EPL EXPERIMENTAL PATHOLOGY LABORATORIES, INC.

AR226-2733 e r e The miracles of science Study Title ADSORPTION-DESORPTION SCREENING STUDIES OF AMMONIUM PERFLUOROOCTANOATE Author William R.

AR226-2816 TRADE SECRET Study Title J'^--^--^^--^--t--mVYOEAR ORAL TOXICrTY-ONCOGENICtTY STUDY IN RATS "PEER REVIEW OF OVARIES Authors Peter C.

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