/M ?

POLYMER PRODUCTS DEPARTMENT MANUFACTURING DIVISION AR226-2012 CC: R.

AR226-2454 INTEROFFICE MEMORANDUM TO: Distribution List Date: From: Dept: Tel No 05-Nov-1998 09:23am JOHN F.

AR226-2464 LX,!'

Study Completed On September 14, 1995 ) Performing Laboratory E I. du Pont de Nemours and Company Haskell Laboratory for Toxicology and Industrial Medicine Elkton Road, P. 0.

AR226-3037 Study Tille Eye Irritation Test with H-21460 in Rabbits Laboratory Project ID Haskell Laboratory Report No. 82-96 Author Tracy A.

TRADESECRET AR226-3082 DuPont H L-1997-01205 Study Title H-22994: SKIN IRRITATION T e s t IN RABBITS L a b o r a t o r y P r o je c t ID : HD-1997-01205 Author: Tracy A.

fifL - o 6 9 *> ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE_____________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95 or as a component of FC-201AF. (1Octanesulfonic acid) (CAS # 2795-39-3).

4 K -2 2 6 _ Oi2Z BIODEGRADATION (BOD/COD) 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).

28 March 1999 To: 3M Iresignmy positionasEnvironmental Specialisteffective6April 1999.

y * os% UNITED STATES ENVIRONMENTAL PROTECTION AGENCY WASHINGTON, D.C. 20460 O FF IC E O F P R EV EN TIO N .

JL-12-93 MON 18:29 WILLIAMS & CONNOLLY , E& P, 02 DAVID C.

\ , * / *T sT r fT f KNUARY 25, 1992 A^lT 29* r Company Settles Lawsuit Over Exposure to Dioxin ore 1 3o < ( O o1v OV L ( Diamond Shamrock Will Pay $1 Million By JOSEPH F.

I To: Ellen Mortensen Fm: Paul Merrell Re: Nevada Power v.

AR226-3371 DuPont Central Research and Development April 11, 1994 3M Center Bldg?