Interim Report #5-Analvsis of PFBS.

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STATUS REPORT ON ENVIRONMENTAL CONCERNS RELATED TO AQUEOUS FILM FORMING FOAM (AFFF) By: Joseph L.

3M 3M Corporate Toxicology and Regulatory Services 3M Center, Building 0220-06-E-03 St.

sDaavnidder-sCHEM A.

aD MMiinnnneessoottaa PPoolllluuttiioonn CCoonnttrrooll AAggeennccyy ~~ Apri 26,2004 April26,2004 MMrr..

| Past, present and future actions Minnesota Pollution Control Agency - his Mimesoia Pollution Control curren`aaAbcgrteionfcnhysisn(tMdorPayC,Aoa)onkfoavacethresvahideeetwt oporpfomviededs activities related to perfluorochemicals Contents (PECs) in Minnesota What are PFCS?.....

a 226 [0] ES $ b2olocoon (& -R @ EPA--FMG Meeting = ARAL 2 2 Boon Washington March 7, 2001 TE Room 526 East Tower 1 EPA/FMG Meeting Purpose Review the background = Summarize and obtain feedback on the toxicology program Summarize the mass balance data ) = Review industry commitment for upgrading containment 1 Secure continued supply of fluoropolymer processing aides going forward Y WHAT WE NEED/WHAT WE WILL DO WHAT ELSE DO YOU NEED?

ISpp 30 SpreoysaarMittel October 3, 2002 SMatPaaielrMoN 55144-1000 ARLa6_ 1134 DU.xS..OsEncvairrHoenmmeanntdaelzProtection Agency EPA East, Room 4410 W1a2s0h1inCogntsotni,tuDt.iCo.n A2v0e4n6u0e, NW.

Telomer Research Program AR226-1422 Report Title: 1-Decanol, 3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluoroAcute Immobilisation Test (48h) to Daphnia magna STRAUS Limit Test with the Saturated Solution RECEIVED OPPT NCIC 2003 July 18 12:00PM Author(s): Martina Noack Contractor: Dr.

AR 226 _ 0606 1p DuPont Haskell Laboratory for Toxicology and `Industrial Medicine July6, 2000 EPAMr.

: AR 226. 0730 ACUTE TOXICITY TO AQUATIC INVERTEBRATES (COROPHIUM VOLUTATOR) IesTsuestANCE 0000000 Identity: rAefmeirxrteudretocaonstPaiFnOiSng, pFeCr-f9l5u,oroorocatsanaescuolmfponoanteen,twhoficFhC-m2a0y3.al(s1o- be Octanesulfonic acid) (CAS# 2795-39-3).

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.

FINAL REPORT PROTOCOL 418-028 ORAL (GAVAGE) COMBINED REPEATED DOSE TOXICITY STUDY OF T-7706 WITH THE REPRODUCTION/DEVELOPMENTAL TOXICITY SCREENING TEST SPONSOR'S STUDY NUMBER: T-7706.1 FINAL REPORT DATE: 31 JULY 2003 PROTOCOL 418-028 - ORAL (GAVAGE) COMBINED REPEATED DOSE TOXICITY STUDY OF T-7706 WITH THE REPRODUCTION/DEVELOPMENTAL TOXICITY SCREENING TEST SPONSOR'S STUDY NUMBER: T-7706.1 TABLE OF CONTENTS SUBJECT 1.