AR226-2390 INTEROFFICE MEMORANDUM Date: 4-May-1987 02:09pm EST From: TONY PLAYTIS playtis Dept: TEFTECH Tel No: 2775 TO: ROGER ZIPFEL < ZIPFEL ) Subject: C8 in Water by t hTlhoL d-fn"ilf owti^riwd re" sultsT hh.avdei cbteieon nrecUeiviet d <rbfyt hpheonte; t a . ie0t. 4terp pwbi. ll follow Sample Washington Works drinking -fountain, B3 Powell's General Store, Washington WV Lubeck Pennzoil, Lubeck WV Mason's Village Market, Little Hocking OH S12 20th Street, Vienna WV BBb_Ci <0.4 1.3 1. <0.4 <0.4 JZ009211 N EID136975

WASHINGTON WORKS Teflon Polymer Division PERSONAL AND CONFIDENTIAL OTO: W.

r] (ss) 2=3 R236-03/0 IN VITRO MICROBIOLOGICAL MUTAGENICITY ASSAYS OF 3M COMPANY'S COMPOUND T-3609 Final Report September 1984 By: C U t ) Debra E.

JEFFERSON MEDICAL COLLEGE of THOMAS JEFFERSON UNIVERSITY h < Daniel Baugh Institute Department of Anatomy O ffic e o f the Director and Chairman Philadelphia, 19107 (215) 928-7820 V.

jg ttjM U W ttl ARaU-O M G3 'C

BIODEGRADATION (BOD/COD) TEST SUBSTANCE Identity: Perfluorooctanoic acid, ammonium salt; may also be referred to as PFOA ammonium salt, Ammonium perfluorooctanoate, FC116, FC-126, FC-169, or FC-143.

- 0 7 Q -!

TO: H.

AR226-2066 WASHINGTON WORKS INDUSTRIAL HYGIENE REPORT FROM 1-Jan-1988 TO 31-Oct-1991 31-Oct--1991 Page 1 AREA?

AR226-2927 FOR DUPONT USE ONLY Subchronic Inhalation Toxicity of Haskell Laboratory Report No. 182-85 E.

M D fil Acute Ocular Irritation Test with T-3421 in Albino Rabbits 'i-- \ Experiment No.: 0883EB028 6 Conducted At: Safety Evaluation Laboratory Riker Laboratories, Inc.

ACTIVATED SLUDGE RESPIRATION INHIBITION TEST SUBSTANCE Identity: Perfluorooctanesulfonylamido(ethyl)acetate; may also be referred to as PFOSAA, FC-128 or as the major component of FC-127, FC-129, FC-109, or FC-109-X.

Aka&& _ 073?

mm vSTABUSHcD ICC* , I. du Pont de N em ours & C ompany INCORPORATED P .O .

.4 ^ n u i