Tennant Farm Herd Health Investigation rj 1 -f Cattle Team Report i ?

A \ |1 % PRo^& UNITED STATES ENVIRONMENTAL PROTECTION AGENCY WASHINGTON, D.C. 20460 Certified Mail Return Receipt Requested ASSISTANT ADMINISTRATOR FOR ENFORCEMENT AND COMPLIANCE ASSURANCE Andrea Malinowski (D-8078-1) E.I. du Pont de Nemours and Co.

/ N frU -0 5 2 .5 ACUTE TOXICITY TO FISH TEST SUBSTANCE_______________________________________________ Identity: Perfluorooctanoic acid, ammonium salt; may also be referred to as PFOA ammonium salt, Ammonium perfluorooctanoate, PFO, FC116, FC-126, FC-169, FC-143 or as the major component of FC1015.

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H-24921: Dermal Sensitization Test - Buehler Method AR226-2804 DuPont-7977 TRADE SECRET STUDY TITLE H -24921: Dermal Sensitization Test - Buehler M ethod LABORATORY PROJECT IDENTIFICATION DuPont-7977 PSL Study Num ber 11321 Work Request N u m b e^jiB M Q Service Code N u m b e r ^ p DATA REQUIREMENT U.S.

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AfU26-0232 C O RNING Hazleton - '?

BACK TO MAIN NON-GLP STUDY: PFOS BACKGROUND SCREEN IN SELECTED WILDLIFE INTERNATIONAL, LTD.

ARX-ooqo S ACUTE TOXICITY TO AQUATIC INVERTEBRATES (FRESHWATER MUSSEL) TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: The test substance is a white powder.

An Official Journal of the Society of Toxicology Supplem ent AR7XOI1X BEST COPY AVAILABLE A- TOXICOLOGICAL SCIENCES Formerly Fundamental and Applied Toxicology Academic Press 004204 Volume 42^ Number 1-S, March 1998 hiali levels of particulate matter.

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A R 30 - O 38C MICROBIOS MICROTOX TOXICITY TEST TEST SUBSTANCE Identity: Perfluorodecanesulfonate, ammonium salt; may also be referred to as PFDS, FC-120, or 3M Sample J2905-1. (1-Decanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10heneicosafluoro-, ammonium salt, CAS # 67906-42-7) Remarks: Test sample is a mixture of the test substance in water and butyl cellosolve (approximately 25% test substance, 37.5% butyl cellosolve and 37.5% water).

Rl%-433 C O R N IN G Hazleton MUTAGENICITY TEST ON T-6342 MEASURING CHROMOSOME ABERRATIONS IN HUMAN WHOLE BLOOD LYMPHOCYTES WITH A CONFIRMATORY ASSAY WITH MULTIPLE HARVESTS FINAL REPORT AUTHOR Hemalatha Murli, Ph.D.