AR226-3029 I) CCR PROJECT 509800 GENE MUTATION ASSAY IN CHINESE HAMSTER V79 CELLS IN VITRO ( V79/ HPRT) WITH REPORT Study Completion Date: October 06,1995 RCC Company Sanitized.

TRADE SECRET Study Title H-23271: Skin Irritation Test in Rabbits Laboratory Project ID: D uPont-1 161 D uPont-1161 AR226-3100 A u t h o r : Carol Finlay, B.A.

AetZC>-ICC5 INTEROFFICE MENOBANDOll Date: Ft: Dept: Tel Bo: 02-Dec-1996 11:16am Rik Brandenburg BRANDERA AT A1 AT EOIS2 FLPR (Fluoroproducts - Teflon) 31-78-6301648 TO: See Below Subject: RE: December C-8 PACE Team Meetings Greg, On Friday, December 6 I'll participate in a meeting in Geneva with Hoechst and ICI about analytical methods to determine migration of C-8 from PTFE coated pans into food simulants.

3M Medical Department Medicine Health Physics Industrial Hygiene Toxicology 3M Center Bldg. 220-2E-02 S t Paul.

BACK TO MAIN NON-GLP STUDY: PFOS BACKGROUND SCREEN IN SELECTED WILDLIFE INTERNATIONAL, LTD.

Quality Assurance Project Plan M ulti-City Study Sampling Task (N1Q0672) R226-0077 Amendment 1 to Revision No. : 1 Effective Date: Junel6, 1999 Page 1 o f3 Amendment 1 to the S j 'S S Quality Assurance Project Plan and Associated SOP's for Empirical Human Exposure Assessment Multi-City Study Sampling Task To (Confidential) June 16,1999 Prepared by Battelle 397 Washington Street Duxbury, MA 02332 (781) 934-0571 APPROVALS Donald Gunster Sampling Task Leader Rosanna Buhl Battelle Sampling Task QA Officer -- Marcia Nishioka ' Battelle Project Manager ---- Date Date .7/ .y ?

ADVANCED BIOANALYTICAL SERVICES, INC.

AR U 6 '03% VAPOR PRESSURE TEST SUBSTANCE Identity: N-ethylperfluorooctane sulfonamidoethanol; may also be referred to as N-EtFOSE Alcohol or FM-3422. (1-Octanesulfonamide, N-ethylI.I^.S.S^AS.S.e.ejJ.S.S.S-heptadecafluoro-N-^-hydroxyethyl)-, CAS #1691-99-2) Remarks: Material is a white waxy solid.

(\Rm-ov\ ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE_________________________ Identity: Perfluorooctanoic acid, ammonium salt; may also be referred to as PFOA tetrabutylammonium salt, Ammonium perfluorooctanoate PFO, FC-116, FC-126, FC-169, FC-143 or as a major component of FC-1015 or FC-1015-X.

ACUTE TO XIC ITY TO FISH (FATHEAD M INNOW ) TEST SUBSTANCE________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-603F. (1Octanesulfonic acid) (CAS # 2795-39-3).

y lK S _ 0 2 6 MICROBIOS MICROTOX TO XIC ITY TEST TEST SUBSTANCE______________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-603F. (1Octanesulfonic acid) (CAS # 2795-39-3).

AfL M 6 - 0 8 8 5 ACUTE TOXICITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) TEST SUBSTANCE______________________________________ Identity: Mixture containing perfluorooctanesulfonate which may also be referred to as PFOS, FC-95, or as a component of FC-3003. (1Octanesulfonic acid) (CAS # 2795-39-3).

Rl%-433 C O R N IN G Hazleton MUTAGENICITY TEST ON T-6342 MEASURING CHROMOSOME ABERRATIONS IN HUMAN WHOLE BLOOD LYMPHOCYTES WITH A CONFIRMATORY ASSAY WITH MULTIPLE HARVESTS FINAL REPORT AUTHOR Hemalatha Murli, Ph.D.

AR226-2548 RCRA FACILITY INVESTIGATION REPORT DUPONT WASHINGTON WORKS WASHINGTON, WEST VIRGINIA JUNE 30,1999 Project No. 0D6W7205 ASH000246 Prepared by <90B& v C O R P O R A T E REM ED IA TIO N G R O U P An Alliance between DuPont and The W-C Diamond Group Barley Mill Plaza, Building 27 Wilmington, Delaware 19880-0027 EID090342 III I } I t^OOOHSV !

AR226-3038 Study Title Skin Irritation Test with H-2I460 in Rabbits Laboratory Project ID Haskell Laboratory Report No. 83-96 Author Tracy A.