Enclosure 2 ARUG, 1698 Pace Analytical Services, lnc 1700 Urn St&, Suite 21% Minneapdis, MN 55414 Phone: 612.607.~700 Fbx: 612.607.6444 3M Multi-city Food Study N s %=F--D.f3:-3-a3-03m-ipv-!

AR226-1739 STUDY TITLE Extraction of Potassium Perfluorooctanesulfonate from Mallard Serum and Mallard Liver for Analysis Using HPLC-ElectrosprayiMassSpectrometry DATA REQUIREMENTS Analytical Method Requirements STUDY DIRECTOR Sean Gallagher STUDY COMPLETED ON September 06,2001 -PERFORMING LABORATORY / TESTING FACILITY Centre Analytical Laboratories, Inc.

BACK TO MAIN SOIL ADSORPTION TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: The test substance is a white powder.

3M Specialty Materials 3M Center St.

TOXIKON FINAL REPORT: 01-7019-G1 _CHO/HGPRT FORWARD MUTATION ASSAY- ISO (T-6889.7) Author DevaldSadhu,Ph.D.

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Wildlife International, Ltd. -1- Proiect Number 454A-107 PFOS: A FLOW -THROUGH LIFE-CYCLE TOXICITY TEST WITH THE SALTWATER MYSID (Mysidopsis bahia) ADDENDUM WILDLIFE INTERNATIONAL, LTD.

LaboratmyReport-Revisionl Analytical Report of Data for PFOS Dietary LC50 Study with Mallards (Sera and Liver) Laboratory Report No.

MIN 3131023622 PERFLUOROOCTANESULFONYL FLUORIDE (POSF; T-7661.4) TOXICITY STUDY BY INHALATION ADMINISTRATION TO CD RATS FOR 13 WEEKS FOLLOWED BY A 4 WEEK RECOVERY PERIOD Volume 1 Sponsor. 3M Center, 3M Corporate Toxicology, Building 220-2602, StPaul, MN 55133-3220, USA.

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AR226-2029 INTEROFFICE MEMORANDUM TO; TOt TO: TO:.

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