Aventis Pharma Aventis Pharma Deutschland GmbH Testing Facility Kastengrund ProTox Mainzer Landstr. 500 D - 65795 Hattersheim Germany AR226-1525 Aventis RECEIVED OPPT NCIC 03 SEP 30 PM1:00 TOXICOLOGY STUDY REPORT PT02-0222 T-7758 RAT REPEAT DOSE 28-DAY ORAL TOXICITY + 14-DAYS RECOVERY Author: Date: Original report for the sponsor Total pages: 464 Dr.

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AlU>-1(,*7 FO-145 IK TEFLON OBJECTIVES: DETERMINE THE PATE OP P C -1 4 3 HT THE TEFLON PEOCESS.

A Pharmacokinetic Study of Potassium Perfluorohexanesulfonate in the Cynomolgus Monkey Southern Research Institute Study ID: 9921.5 April 22, 2003 Final Report on A Pharmacokinetic Study of Potassium Perfluorohexanesulfonate in the Cynomolgus Monkey To: 3M Corporation P.O.

Larry R.

SRPT T-6295.8, T-6889.1, T-6316.4 DTI 5-A 3M MEDICAL DEPARTMENT, CORPORATE TOXICOLOGY Title; Inter-Species Comparison of Mechanisms Fluorochemicai Toxicity following Intraperitoneal dosing of perfluorooctanesulfonate (PFOS, T-6295) or ammonium perfluorooctanoate (APFO, T-6889) in Rats and Guinea Pigs and oral dosing of N-ethyl perfluorooctanesulfonamido ethanol (N-EtFOSE, T-6316) in Rats.

ACTIVATED SLUDGE RESPIRATION INHIBITION TEST SUBSTANCE Identity: Perfluorooctanesulfonylamido(ethyl)acetate; may also be referred to as PFOSAA, FC-128 or as the major component of FC-127, FC-129, FC-109, or FC-109-X.

flR f i - O IM I A International Research and Development Corporation SPONSOR: COMPOUND: SUBJECT: 3M Company Fluorad Fluorochemical FC-143 Ninety Day Subacute Rat Toxicity Study.

A R 126-05 23 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, FC-143 or as the major component of FC-1015 or FC-1015-X.

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TestResults AR226-2131 file:///C|/WND.

AR226-2194 Stephen J Glssy 08/28/2001 07:33 AW To: Ta-W ei Fu/SE/DuPont@ DuPont cc: Oscar T Garza/AE/DuPont@DuPont, Fred M Lentz/SE/DuPont@DuPont, Robbin Banerjee/AE/DuPont@DuPont, Paul K.