B=E=f= ~~ Pathology Associates International 4ComofScpiencaeApplnicatyions Intemational Coporaton =r -pape-- AnEmplOwoedyComepae ny SECOND DRAFT CELL PROLIFERATION REPORT 104-WEEK DIETARY CHRONIC TOXICITY AND CARCINOGENICITY STUDY WITH PERFLUOROOCTANE SULFONIC ACID POTASSIUM SALT (PFOS;T-6295) IN RATS COVANCE STUDY NUMBER 6329-183 PREPARED FOR: 3M TOXICOLOGY SERVICES BUILDING 220-2E-02, 3M CENTER ST.

July 30, 1998 OTs atid!

AR226-1995 ^ CC: D.

AR226-2418 C-8 SAMPLING FORECAST RCRA CORRECTIVE ACTION PERMIT 0 VERIFICATION INVESTIGATION (VI) WORK PLAN - FALL 1991 - WHAT IS THE VI ?

AR226-2439 INTEROFFICE MEMORANDUM TO: Roger J.

AR226-2464 / Ot/02 -99 15:07'^<TO;DUPOW'6HP^^,,..-,..,:.; - p^; ,.;: ..;-,^^..^,^ . ..-^.j-:^ PflGE ;'. 2 Analysis Repcn 4l^LancasterLaboratories ^Ir Wherequa/rtyfcasctence.

^ , * / ," AR226-3014 BBS" Study Title USP BiocoBpatibility Testing of H-21016 and H-21017 Study CoBpleted on April 18, 1995 Contracting Laboratory North American Science Associates, Inc. 2261 Tracy Road Northvood, Ohio 43619--1397 for Haskell E.

AR226-3038 Study Title Skin Irritation Test with H-21460 in Rabbits Laboratory Project ID Haskeil Laboratory Report No. 83-96 Author Tracy A.

Final Report AR226-3072 DiiPoi)IHl.O-IW7-(KK135 TRADE SECRET Study Title H-22051: MUTAGEN1CITY TESTING IN THE ^Al.MONI-'J.I.A /YI'HlMdfWIM AND 1-:SCHI:RU'HIA COI.I PLATE INCORPORATION ASSAY Laboratory Project ID Haskell Laboratory Repor* No. 1997-00035 Authors Valentine 0 Wagner, III, M.S John D Reece, B S Study Completed on 04-02-97 Performing Laboratory- E 1 du Pont de Nemours and Company Haskell Laboratory for Toxicology and Industrial Medicine Elkton Road, P. 0 Box 50 Newark, Delaware 19714 Microbiological Associates, inc.

AR226-3105 TNO-report V98.685 Augmented acute (4^iour) inhalation toxicity study witt^wo different batches of rats TNO Nutrition and Food Research Institute Utrechtseweg 48 P.O.

STUDY CODE: KOI-1802 ReceiptNo.

3M MEDICAL DEPARTMENT, CORPORATE TOXICOL40GY ProtocolforStudy No.

p. 1 j4/\ o2.-,)-6 300 9 Du Pont de Nemours (Nederland) BV Dordrecht Works To : C .L .

{AR 226-0538 MICROTOX TOXICITY TEST TEST SUBSTANCE Identity: Perfluorooctylsulfonate, didecyldimethylammonium salt; may also be referred to as Fluoroalkyl ammonium derivative. [1D1,e1c,a2m,i2n,3i,u3m4,,4N,-5d,e5c,y6l,-6N,,7N,-7d,i8,m8e,t8h-yhle-p,tasadletcawfiltuhoro-1- octanesulfonic acid (1:1), CAS # 251099-16-8] Remarks: The 3M production lot number was Lot 1.

!