ARRR6 - 0925 ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-85, or as a component of L-4647. (1- Octanesulfonic acid) (CAS # 2795-39-3).

Enclosure 3 Removal of PFOA with Granular Activated Carbon 3M Wastewater Treatment System Monitoring There are many factors that can influence the adsorption of a chemical constituent onto activated carbon.

Report E01-1256 PFOS: A Reproduction Study with the Mallard AR226-1743 Study Title ANALYTICAPLHASE REPORTFOR PFOS: A REPRODUCTIOSNTUDY WITH THE MALLARD Data Requirement FIFRA Subdivision E, Section 71-4 OECD Guideline 206 Author Lisa A.

BACK TO MAIN DIETARY ACUTE NORTHERN BOBWHITE STUDY REVISED Tissue analysis is now included.

BACK TO MAIN Study Title Microbial Metabolism (Biodegradation) Studies of Perfiuorooctane Sulfonate (PFOS) I l l .

BACK TO MAIN WATER SOLUBILITY IN PURE WATER TEST SUBSTANCE Identity: Perfluorooctanesulfonyl fluoride; may also be referred to as POSF, or FX-8. (1-Octanesulfonyl fluoride, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, CAS # 30735-7).

BACK TO MAIN 3M Company EPI-0013 Page 1 of 5 INTERIM REPORT Epidemiology Medical Department 3M Company St.

Sponsor: 3M St.

3M Medical Department Study: T-6295.4 Analytical Report: FACT TOX-002 LRN-U2121 Study Title 104-Week Dietary Chronic Toxicity Study with Perfluorooctane Sulfonic Acid Potassium Salt (PFOS T-6295) in Rats (Covance Study No.: 6329-183) Analytical Laboratory Report Title Determination of the Presence and Concentration of Perfluorooctanesulfonate (PFOS) in Liver and Serum Specimens of Crl:CD(SD) IGS BR Rats Exposed to Perfluorooctane Sulfonic Acid Potassium Salt (PFOS T-6295) Data Requirement Not Applicable Author 3M Environmental Laboratory Study Completion Date At signing Performing Laboratories Liver and Serum Analyses 3M Environmental Laboratory Building 2-3E-09, 935 Bush Avenue St.

Interim Report #2 Epidemiology, 220-3W-05 Medical Department _." 3M Company St.

3M Specialty Materials 3M Center St.

Andrew Seacat 04/28/04 01:44 PM To: MelindaM.

AR226-2031 ZIPFEL 11/05/97 11:39 AM To: CC: Subject: BROWNAL.

AR226-2214 ^ Debbie J Mulrooney i 11/15/2001 11:13 AM To: cc: Subject Robert F Pinchot/DEV/AE/DuPont@DuPont Steven L Grise/AE/DuPont@DuPont Consent Order Requirements - Particle Size Distribution Rob, Here is a spreadsheet with the particle size distribution, particle density and particulale scavenging coefficients based on the defaults in the ISC Users guide.

AR226-2265 C 1^0.^ tiA-S