3v i-r~~ S> l ***S5S?

AR226-3030 CCR PROJECT 509800 GENE MUTATION ASSAY IN CHINESE HAMSTER V79 CELLS IN VITRO ( V79/ HPRT) WITH REPORT Study Completion Date: October 06,1995 RCCComPan^ Sanze.DeS not contain TSCACBt Test Report C C R Project 509800 COPY OF GLP CERTIFICATE HFUAMEMSWSIILESILCETHU, EENSNDMEGRINEGSIISEUT,NEJDURHGIUEEMNITDF,R GLP-Bescheinigung Bescheinigung C ertific a te Hiermit wird besttigt, dafi die Prfcinnchtunj(cn| CCR C ytotest Ceil Research GmbH t Co.

TRADE SECRET DuPont HL-1997-01294 AR226-3085 Study Title H-23004: Skin Irritation Test in Rabbits Laboratory Project ID: HL-1997-01294 Author: Tracy A.

SPONSOR Elf Atochem S.A.

TRADE SECRET Study Title ISubchronic Toxicity 90-Day Oral Gavage Study in Rats Volume 1 of 3 Laboratory Project ID: DuPont-9478 DuPont-9478 Test Guidelines: U.S.

AR226-3357 Application of L G M S /M S Methodology to Determination < Telomer B Alcohols, Perfluorinated Acids, and Fluorosurfactants in Environmental M atrices.

gens. too6. ti' fg MZ76- illf-f DuPont Haskell Laboratory for Health and Environmental Sciences Elkton Road, P.O.

nJUU U/d/23 / I 2. a Anthony J Playtis 08/08/2000 12:36 PM To Gary W Jepson/AE/DuPont DuPont cc Robin C lee>nard/AE/OuPont0DuPont.

P-1 ^ 2Z-377 L PFOS: A 96-HOUR STATIC-RENEWAL ACUTE TOXICITY TEST WITH Lumbriculus variegatus FINAL REPORT WILDLIFE INTERNATIONAL, LTD.

Jean B.

SEVERN TRENT LABORATORIES ANALYTICAL REPORT JOB NUMBER: 244800 Prepared For: Weston Solutions, Inc. 1400 Weston Way Building 5-2 West Chester, PA 19380-1499 Project: Confidential Decatur - FC Investigation Attention: Jai Kesari Date: 03/13/2006 Signature Name: Richard C.

SEVERN TRENT LABORATORIES ANALYTICAL REPORT JOB NUMBER: 245156 Prepared For: Weston Solutions, Inc. 1400 Weston Way Building 5-2 West Chester, PA 19380-1499 Project: Confidential Decatur - FC Investigation Attention: Sue Stefanosky Date: 03/30/2006 Signature Name: Richard C.

07070 ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE_______________________________________________ Identity: Mixture containing perfluorooctanesulfonate which may also be referred to as PFOS, FC-95, or as a component of FC-201F. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: The 3M production lot number was 1.

&4 f t 6 - 0 7 7 BIODEGRADATION (BOD/COD) TEST SUBSTANCE_____ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-206 or L3243. (1-Octanesulfonic acid) (CAS # 2795-39-3).

Ak _ 0135 ACUTE TO XIC ITY TO FISH (BLUEGILL SUNFISH) TEST SUBSTANCE________________________________________________ Identity: Mixture containing Perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-206A. (1Octanesulfonic acid) (CAS # 2795-39-3).