3M ENVIRONMENTAL LABORATORY REPORT NO.

STLS F, V F R N I RENT STL Chicago 2417 Bond Street.

M22fce--toov DETERMINATION OF THE MELTING POM I7M ELTING RANGE OF PFOS WILDLIFE INTERNATIONAL LTD.

S A N IT IZ E D AR jU -co3 $ i REPORT EXPLORATORY 28-DAY ORAL TOXICITY STUDY WITH TELOMER ALCOHOL, TELOMER ACRYLATE PFHS AND PFOS (positive control) BY DAILY GAVAGE IN THE RAT FOLLOWED BY A 14/28-DAY RECOVERY PERIOD NOTOX Project 242933 NOTOX Substances 83484, 83493, 83502, 84456 and 84141 3M Test No.

ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity: Perfluorooctanesulfonate, DEA salt; may also be referred to as PFOS DEA salt, FC-99, or 3M Sample No. 2. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, compd. with 2,2'-iminobis[ethanol] (1:1), CAS # 70225-14-8) Remarks: Test sample is a mixture of the test substance in water (approximately 25% test substance and 75% water).

AR2-0l?

Pathology and Toxicology Rlker Laboratories, Inc.

BACK TO MAIN 3M Environmental Laboratory Report No.

BACK TO MAIN Fluorochemical Decomposition Processes - April 4,2001 David A.

3M Medical Department Study: T-6889.3 Analytical Report: FACT TOX-026 LRN-U2782 Study Title 26-Week Capsule Toxicity Study with Ammonium Perfluorooctanoate (APFO/POAA) in Cynomolgus Monkeys Amended Analytical Laboratory Report Title Determination of the Presence and Concentration of Perfluorooctanoate Fluorochemical in Liver, Serum, Urine and Feces Samples Data Requirement Not Applicable Author 3M Environmental Laboratory Analytical Phase Completion Date June 11, 2001 Performing Laboratories Liver, Serum and Urine Analyses Feces Analyses 3M Environmental Laboratory Centre Analytical Laboratories, Inc.

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Aftt26 - 0061 I Centre Analytical Laboratories, frtc.

A R 2 2 fe -C 7 Z )0 Battelle Field Sampling Procedures Review Columbus Georgia City Survey regarding Empirical Human Exposure Assessment Multi-City Study To Susan Beach - Project Lead 3M, ET & SS PO Box 33331 Building 2-3fc-09 St.

AR276 -0086 ACUTE TOXICITY TO AQUATIC INVERTEBRATES (E.G.

Submitted to: BIOSEARCH, INC.