/ R 6 _ 0 9 5 & UNITED STATES ENVIRONMENTAL PROTECTION AGENCY WASHINGTON, D.C. 20460 SEP - 5 20U OFFICE OF PREVENTION, PESTICIDES AND TOXIC SUBSTANCES Mr.

M Sl9l6 _ 0 9 2 .6 SUMMARY FOR FOAMING STUDIES DONE ON VARIOUS AFFF PRODUCTS TEST SUBSTANCE_______________________________________________ Identity: Mixtures containing perfluorooctanesulfonate, which may also be referred to as PFOS or FC-95 or as a component of AFFF products. (1-Octanesulfonic add, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, potassium salt, CAS # 2795-39-3) Rem arks field: compositions.

li tS L E tC M w S C 0 H S IN P O S I O F F I C E B O X 7 54 S Ivi A D I S O U , W I 5 3 7 0 7 - 7 B 4 b ZtHQ- FINAL REPORT A R 'XSr-0363 Roger G.

NOTE TO FILE DATE: April 5, 2001 FROM: Karen Lannon SUBJECT: EPA/3M Meeting Concerning PFOS AU JLO.G //3> A meeting was held from 10:00 am to 11:30 am on March 28, 2001 to discuss the status of 3M's testing program and schedule for data submissions; the status of 3M's Phase-out plan; OECD activities; and transition products.

3M Specialty Materials 6 7 * f( January 29, 2003 3M Center St.

NATIONAL CENTRE FOR ECOTOXICOLOGY & HAZARDOUS SUBSTANCES A & A A .6 . l 3 Z REVIEW OF OCCURRENCE AND HAZARDS OF PERFLUOROALKYLATED SUBSTANCES IN THE UK A NON-CONFIDENTIAL OVERVIEW July 2001 CONTAIN NO CBI 000437 G K 009065 EID606425 REVIEW OF OCCURRENCE AND HAZARDS OF PERFLUOROALKYLATED SUBSTANCES IN THE UK A NON-CONFIDENTIAL OVERVIEW Research Contractor: This document was produced under contract by: Peter Fisk Associates 9, St Swithin's Road Whitstable Kent CT5 2HT Tel/fax: 01227 779 166 Environment Agency's Project Manager Steve Dungey National Centre for Ecotoxicology and Hazardous Substances Environment Agency Chemicals Assessment Section Isis House, Howbery Park, Wallingford 0X10 8BD, UK Fax: +44 (0)1491 828556 2 000438 GKO0 9 0 6 6 EID 6 0 6 42 6 CONTENTS 1.

AR226-1380 H PERSONAL S CONFIDENTIAL TO: CARL DE MARTINO aA/f,FROM: BRUCE W.

AR226-1389 rn !

/ / * t / O JL -4Z2T/572 ; C-8 Level - Current Washington Works Female Employees Number of Samples 56 Range .0.013-. 5.1 Average 0.92 ppm C-8 Number Above 0 . .05 ppm C-8 53 .10 46It II II IV 0. .20 35VI II IV II 0. .30 2911 IV Il II 0.

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T-7132.1 FR DTI 5 A e z z b -173/ Title: Comparative Molecular Biology o f Perfluorooctanesulfonamide (FOSA, T- 7132) in Rats following four consecutive days o f dosing.

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

A & U lr11*11 CANCER PREVALENCE IN SUBJECTS EXPOSED TO PERFLUOROOCTANONIC ACID (PFOA) # James Dahlgren M D 1, Ayman B Ibrahim M D `" " \ Raphael W arshaw', Harpreet Takhar MPH 1.

Attachment 2 A & lltrlT lX CANCER PREVALENCE IN SUBJECTS EXPOSED TO ALKYLATED SUBSTANCES (PFAS) James Dahlgrsn M D', Ayman B Ibrahim M D1'2' 3, Ray Warshaw2, Karpreet Takhar MPH3 * i .

3M FLUOROCHEMICAL SUBMISSION TOXICOLOGY, EPIDEMIOLOGY AND MEDICAL SURVEILLANCE April 2004 Click on Study Title to View Report April 16, 2004 Butenhoff, J.L., et al., "Characterization of Risk for General Population Exposure to Perfluorooctanoate," Regulatory Toxicology and Pharmacology 39 (2004) 363-380, April 16, 2004