AR226-3018 t Study Title Repeated Dose Oral Toxicity: 14-Day Feeding Study with H-19683 in Male Mice Author John W.

AR226-3089 DuPont HL-1998-01379 HASKELL LABORATORY FOR TOXICOLOGY AND INDUSTRIAL MEDICINE H-23005: STATIC, ACUTE 48-HOUR SCREENING TEST TO Daphnia magna PURPOSE: This is a rangefinding study designed to provide an estimate of aquatic toxicity using fixed test concentrations and data measurements at predetermined intervals.

AR226-3114 DuPont-2121 TRADE SECRET Study Title H-23773 and H-23775: Skin Irritation Test in Rabbits Laboratory Project ID: DuPont-2121 A u t h o r : Carol Finlay, B.A.

W *....... ................................................................................................................................................................................... 4A9LZ6 _ 403 AlUa -sz> DuPont-5990 TRADE SECRET Study Title H-24768: Subchronic Toxicity 90-Day Gavage Study in Rats with One-Generation Reproduction Evaluations Volume 3 of 5 Laboratory Project ID: DuPont-5990 Test Guidelines: U.S.

f i k k U . in s ' 497 Supplement 1 DuPont-11418 TRADE SECRET Study Title H-25425: Subchronic Toxicity 90-Day Gavage Study in Rats with One-Generation Reproduction Evaluations Supplement 1 Laboratory Project ID: DuPont-11418 Te st Gu idelin es: U.S.

AR226-3324 9-Jan-2004 DuPont Confidential 1 Company Sanitized.

AR RR6 _ 3664 PFCAs and Precursors Simplified Terminology/Sources/Fate Consultation Meeting on PFCA Action Plan February 2006 000092 Purpose > Intended to provide terminology and simplified background on PFCA sources and environmental fate. > Useful in discussing the proposed Action Plan. 000093 Presentation Outline > Perfluorinated Carboxylic Acids > Fluorotelomer Intermediates > Fluorotelomer Based Substances > "Residuals" > Pathways to PFCAs Via Residuals Via degradation of Fluorotelomer Based Substances 3 000094 Perfluorinated Carboxylic Acids (PFCAs) > General structure: > Can be referred to by the number of carbons in the molecule; e.g..

NORTHERN KENTUCKY OFFICE SUITE 340 1717 DIXIE HIGHWAY COVINGTON, KENTUCKY 41011-4704 606-331-2838 513-381-2838 FAX: 513-381-6613 DAYTON, OHIO OFFICE SUITE 900 110 NORTH MAIN STREET DAYTON, OHIO 45402-1786 937-228-2838 FAX: 937-228-2816 R o b e r t a .

Jean B.

en RESEARCH Precise Research. .

INTERIM REPORT # 9-Analvsis of Ground Water Samles STUDY TITLE Analysis of Perfluorobutanesulfonate (PFBS), Perfluorohexanesulfonate (PFHS), and Perfluorooctanesulfonate (PFOS) in Water, Soil, Sediment, Fish, Clams, Vegetation, Small Mammal Liver and Small Mammal Serum Using LC/MS/MS for the 3M Decatur Monitoring Program DATA REQUIREMENTS EPA TSCA Good Laboratory Practice Standards 40 CFR 792 STUDY DIRECTOR Jaisimha Kesari P.E., DEE Weston Solutions, Inc. 1400 Weston Way West Chester, PA 19380 Phone: 610-701-3761 INTERIM REPORT COMPLETION DATE January 9,2007 PERFORMING LABORATORY Exygen Research 3058 Research Drive State College, PA 16801 Phone: 814-272-1039 STUDY SPONSOR 3M Company 3M Building 0236-01-B-10 St.

SEVERN TRENT STL STL Chicago 2417 Bond Street University Park, IL 60466 Tel: 70S 534 5200 Fax: 70S 534 5211 www.stf-inc.com SEVERN TRENT LABORATORIES ANALYTICAL REPORT JOB- NUMBER: 244550 Prepared For: Weston Solutions, Inc. 1400 Weston Way Building 5-2 West Chester, PA 19380-1499' Project: Confidential Decatur. - F C i I n v e s t i g a t i o n Attention: Sue Stefanosky Bate: 03/09/2006 Tille: Project Manager E - M a i l : rwright@stl-i n e .com This Report Contains Leaders in Environmental Testing Date ........

A R HHG - O &KQ ACUTE TO XICITY TO FISH TEST SUBSTANCE ______________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-185F. (1Octanesulfonic acid) (CAS # 2795-39-3) Remarks: The 3M production lot number was 1-2303.

3M General Offices 3M Center St.

3M GLP10-01-02; Interim Report 09 Analysis of PFBS, PFHS, and PFOS In Groundwater Quarterly Groundwater Sampling - Sept 2010 GLP10-01-02: Interim Report 09 - Analysis of PFBS, PFHS. and PFOS in Ground Water Samples Collected from Decatur.