ftp*JUlS - 63J .Dainippon Ink & Chemicals, Inc * Facsimile Transmission D A T E ............................. 21 th.

3M Specialty Materials 3M Center St.

M zz If January 30, 2002 MEDOW12nfirar0fv.eis0icCchretoPihonnoeargmn,rftlnoCPeesnsonhy,lteMllaDmvul.at.PiiCnAcoria.noualte2PAeCr0crvo4etienv6onte0nrunoeAtli,oDgNnei.nvWacinsy.dio(Tn7o4x0i5cMs ) Fire Fighting Foam Coalition Thomas A.

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AR&&6 - 2393APR2k PH 2; 2 7 Telomer Research Program O A tK m ABC SAX ULAS9 COA*WNV Clariant Analysis ofTelomer-Based Products and Telomer-Treated Articles Scope and Rationale The Telomer Research Program (TRP)1has studies underway to investigate the potential formation and/or release of perfluorooctanoic acid (PFOA) from telomer-based products and consumer articles treated with such products.

RECEIVED 0PPTNCIC P Afisa. 6 - H-QS DuPont Haskell Laboratory for Health and Environmental Sciences Elkton Road, P.0.

POSF 3M FLUOROCHEMICAL SUBMISSIONS February, 2002 - May 11, 2004 TOXICOLOGY, EPIDEMIOLOGY AND MEDICAL SURVEILLANCE Click on Study Title to View Report Perfluorooctanesulfonyl fluoride Acute Toxicity 1.

3M FLUOROCHEMICAL SUBMISSIONS February, 2002 - May, 2004 INDEX OF 3M'S 2002-2004 AR-226 DOCKET SUBMISSIONS BY DATE Back to Menu September 2003 Click on Study Title to View Report September 8, 2003 September 8, 2003 Submission Cover Letter Final Report, Protocol 418-028, Oral (Gavage) Combined Repeated Dose Toxicity Study of T-7706 with Reproductive/Developmental Toxicity Screening Test, 3M Reference No.

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3M Specially Materials July 16, 2002 3M Center St.

BACK TO MAIN 3M FLUOROCHEMICAL SUBMISSION TOXICOLOGY, EPIDEMIOLOGY AND MEDICAL SURVEILLANCE June 2005 Click on Study Title to View Report June 17, 2005 Hardisty, J.F., Experimental Pathology Laboratories, Inc., "Pathology Peer Review and Pathology Working Group Review of Mammary Glands from a Chronic Feeding Study in Rats with PFOA," EPL Project No. 129-060, June 17, 2005 June 27, 2005 Larry Zobel, M.D., M.P.H. (3M), Letter submitting Pathology Working Group Re port on Mammary Tumors in Chronic Study of PFOA, June 27, 2005 June 29, 2005 Larry Zobel, M.D., M.P.H. (3M), Letter commenting on PFOA Review Panel's June 27, 2005 draft report, June 29, 2005

BACK TO MAIN 3M FLUOROCHEMICAL SUBMISSION TOXICOLOGY, EPIDEMIOLOGY AND MEDICAL SURVEILLANCE May 2004 Click on Study Title to View Report May 24, 2004 "Inter-Species Comparison of Mechanisms Fluorochemical Toxicity following ntraperitoneal dosing of perfluorooctanesulfonate (PFOS, T-6295) or ammonium perfluorooctanoate (APFO, T-6889) in Rats and Guinea Pigs and oral dosing of Nethylperfluorooctanesulfonamido ethanol (N-EtFOSE, T-6316) in Rats," 3M Medical Department Corporate Toxicology, DT15-A, May 24, 2004.

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AR226-2099 Test Results Sample Date Range Concentration Range Action Level Industrial Hygiene 1/1/89 12/31/89 100% Sample Dt Sample# Duration Type Employee Name BTO : oa TEFLON LOG : 701 FINE POWDER DRYER-EAST SIDE#2 m m 8723 330 A 8/1-4/89 8737 360 A 8/15/89 8736 420 A 11/17/89 8743 330 A Pera Chemical C-8/FC-143 C-8/FC-143 C-8/FC-143 C-S/FC-143 Cone Unit Percent 0.21 MPB 0.98 MPB 1.84 MPB 3.63 MPB 37.5% 175.0%* 328.6%* 648.2% * BTO: 08 TEFLON LOG : 7D2 FINE POWDER DRYER CONTROL ROOM (ALSO SEE TTF031 m m 105 330 A C-S/FC-143 8/14/89 190 360 A C-S/FC-143 11/17/89 256 340 A C-8/FC-143 <0.03 MPB <.03 MPB 0.52 MPB 5.4% 5.4% 92.9% BTO: 08 LOG: 703 TEFLON FINE POWDER PACKOUT ROOM 1/8/89 28 420 A 4/12/89 109 285 A 8/18/89 189 322 A C-S/FC-143 C-8/FC-143 C-8/FC-143 0.03 MPB 0 .0 3 MPB 0.42 MPB 5.4% 5.4% 75.0% BTO: 08 TEFLON LOG: 704 A/S - FINE POWDER C-8 WEIGH HOOD 1/8/89 27 420 A 4/7/89 104 290 A 8/18/89 191 321 A 12/5/89 273 377 A C-8/FC-143 C-S/FC-143 C-S/FC-143 C-S/FC-143 0.52 MPB 0 ,0 3 MPB 0.53 MPB 0.55 MPB 92.9% 5.4% 94.6% 98.2% BTO: 08 LOG: 705 TEFLON@ DISPERSION PACK OUT AREA 3/24/89 14882 435 P 3/27789 14881 435 P 6/20/89 150 360 A none C-8/FC-143 none C-8/FC-143 C-8/FC-143 <.03 MPB <03 MPB 0.22 MPB 54% 5.4% . 39.3% BTO: 08 TEFLON LOG: 706 FINE POWDER DRYER #3 1/31/89 45 300 ..........-- ~ . -- * ---- ,..........