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M , 6 _ s t a t u s 'r e v i e w FLUOROCHEMICALS IN BLOOD 5/22/79, PGG On May 30, 1978, 3M informed Du Pont of findings of organic fluorocarbons in blood of employees exposed* to long-chain perfluoro surface-active materials.

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Gunter Oberdorster <Gunter_Oberdor3ter@urmc.rochester.edu> on 05/30/2001 03:00:43 PM To: Rudolph Valentine/AE/DuPont cc: Subject: PTFE data Dear Rudy: Attached you will find the revised table of the whole-body exposures of rats to PTFE fumes including the information you requested in your e-mail of May 11, 2001, i.e., results of individual rats and their exposure conditions.

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3M FLUOROCHEMICAL SUBMISSIONS February, 2002 - May, 2004 INDEX OF 3M'S 2002-2004 AR-226 DOCKET SUBMISSIONS BY DATE Back to Menu MAY 2002 Click on Study Title to View Report May 10, 2002 May 10, 2002 Submission Cover Letter Addendum, Supplement to the Two-Generation Reproduction Study of Ammonium Perfluorooctanoate in Rats Previously Submitted to the Docket on April 2, 2002: Final Report, Protocol 418-020, Argus Research, Charles River Laboratories, May 1, 2002.

Larry K.

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/)R Z X 6 -0 I MICROBIOS MICROTOX TOXICITY TEST TEST SUBSTANCE_______________________________________________ Identity: Perfluorooctanoic acid, ammonium salt; may also be referred to as PFOA ammonium salt, Ammonium perfluorooctanoate, PFO, FC-116, FC-126, FC-169, or FC-143.

TherImmune R esearch C orporation smosso. 3M Corporate Toxicology Building 220-2E-02, 3M Center St.

AR226-2066 WASHINGTON WORKS INDUSTRIAL HYGIENE REPORT FROM 1-Jan-1988 TO 31-Oct-1991 31-Oct--1991 Page 1 AREA?

AR226-2110 Test Results Industrial Hygiene Sample Date Range Concentration Range 1/12 12/312 Action Level 100% ---.-.IV.

AR226-2239 Phase Diagram of C-8 The phase diagram below shows the solid and vapor phases of C-8 as a function of temperature and pressure.

AR226-2324 Charles J Zarzecki 04/03/2003 01:34 PM To: cc: Subject: Catherine A Barton/AE/DuPont Re: Beychok Article 0 ) Cathie, l think they are really not 2separate issues.

AIQY 123 H xm rntan ^OMoiaMma AR226-2497 08/31/01 1 1 :0 1 0 :0 2 /13 N 0:1S0 MW &-j' Tl> x i'-'-'' . . . _ * * jn ir r '- ir t August 22,2001 SU rS v'1> *" Ms.