6 000708 CHAMBERS WORKS FLUORQCHEMICALS IN BLOOD STUDY (1) Results of study - levels of fluorine in the blood of Chambers Works employees, (Inorganic and low volatility ORGANIC FLUORINE) (23 Industrial Hygiene Survey Manufacture of Manufacture of R, D, Richardson/amb 18 May 1979 Sanitized.

AR Consultation Meeting on PFCA Action Plan February 2006 1 r 00033 Background Assessment reports completed mid 2004 New related science is being published at a high rate EC & HC using two processes to achieve a current view of the science External review of assessment reports Review of current literature 2 000034 p to ffllP 14>| !

Revision Number 1 DuPont-14162 TRADE SECRET A R 286- Study Title APFO (Linear/Branched), APFO (Linear), and APFO (Branched): 14-Day Oral Gavage Study in Male Rats and Mice 3T g Author: Carol Finlay, B.A.

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Katherine E.

January 23, 2006 p ' f cP~7 E2- 0 E2 RECEIVED 0 P T CER OS JAN 2t AN i j , p j gm s.

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

P-1 January 8, 2009 09 JAM !

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0% w ACUTE TO XIC ITY TO FISH (FATHEAD MINNOW ) TEST SUBSTANCE_______________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-602. (1Octanesulfonic acid) (CAS # 2795-39-3).

6 -- D&S5 ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE_______________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-603EF. (1Octanesulfonic acid) (CAS # 2795-39-3).

AH. k&G _ 0666 ACUTE TOXICITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) TEST SUBSTANCE ________________ Identity: Mixture containing perfluorooctanesulfonate; may also be referred to as PFOS, FC-95, or as a component of FC-3072. (1Octanesulfonic acid) (CAS # 2795-39-3).

<eo st^i nT ___ FYI-0900`/3 7 g UNITED STATES ENVIRONMENTAL PROTECTION AGENCY w * IS WASHINGTON, D.C. 20460 AR2.2.6 - oex<\ iV / ^ ;>(c September 5, 2000 OFFICE OF PREVENTION, PESTICIDES AND TOXIC SUBSTANCES 3M Company, Inc.

K L U L i VC.U 3M Specialty Materials 3fP September 20, 2000 3M Center St.