AR226-2771 FOR DU FONT DSE ONLY Copies Co: Haakell B.

AR226-2782 FOR DP roar USE ONLY Copies to:!

'H AR226-3028 DuPont HX.R 712-95 H&SSELL XABORAXORY FOR TOXZeOLOGX Airo XNDCTSTRXMi WSDtCSSS STA.TXC, ACBTB 96-BOOR SCRZBfiXHQ TBST OF H-21289 TO WITHBXD WXSSWIS, PliMphalaa pronalaa PURPOSE: This is a rangefinding study designed to provide an estimate of aquatic toxicity using fixed test concentrations and data measurements at predetermined intervals.

AR226-3038 Study Title Skin Irritation Test with H-21460 in Rabbits Laboratory Project ID Haskeil Laboratory Report No. 83-96 Author Tracy A.

AR226-3226 FINAL REPORT IN VIVO RAT MICRONUCLEUS ASSAY 'COVANCE STUDY: 22900-0-454OECD STUDY SCHEDULE: Sudy nisionDate: 18-0012001 Initial Dose Date: 23-01-2001 StudyTerminatDiaoten: 19Nov-2001 Fina Report Date: 25.3202 STUDY DIRECTOR, TESTING FACILITY.

AR226-3337 Migration ofApFQfrQ^ PTF^ It was decided to develop a new method of extraction of APFO from PTFE samples (extraction during 8 h at reQux with 95 % ethanol at pH = 10 on finely ground material) as well as a new method of detection of APPO using capillary gg$ chromatography.

AR226-3344 Biotransformation of th Fluorotelomer 8-2 Telom B Alcohol Ning Wang, Patrick Folsom, Bogdan Sz Vladimir Capka, Barbara Larsen, William John Gannon.

Society of Environmental Toxicology & Chemistry Summary of DuPont Presentations AR226-3352 SETAC Europe April 18-22, 2004 Prague, Czech Republic Perfluorooctyl Ethanol Biodegradation : Transformation Products and Pathway BuckR.C.1.

Soil-Water Partitioning of Fluorotelomer Intermediat Manufacture Fluorotelome Polymers AR226-3354 Telomer Research Program - TRP: Asahi Glass Co.

Effects of Fluorotelomer Products on the Bacterial Growth, Degradation of Organ Microbial Population from Activated Sludge of a Domestic Sewage Treatm i N.1.

4W# FUNDAh4E?

CorporatHeealthPhysics 3M Center2,20-2B-02 CorporatoeccupationMaeldir-ine PO Box33220 CorporatPeroductResponsibility St.PaulM,N 55133-3220 CorporatTeoxicology 6517331110 3M MedicalDepartment FluorochemicaElxposure(Serum)AssessmentofDecaturChemical and FilmPlantEmployees Historicalelmyp,loyeesatthe3M Decaturchemicapllanthavevoluntariplayrticipaitned a biennialfluorochemicalmedical surveillancperogram.

BiodegradationStudiesof Fluorocarbons(8112176)report and BiodegradationStudiesof Fluorocarbons- III (7/l9f78r)eport.

I @BILIL V,f,P-I)d-l,4A-4-f(A@lLAYA\JI)Q @em InternalCorrespondence To: From: Subject: Date: Dr.John Butenhoff,Manager CorporatI e Toxicology Dr.

Multi-city and Decat 'i I A I -1 1 .