3M ENVIRONMENTAL LABORATORY REPORT NO.

SEVERN TRENT LABORATORIES ANALYTICAL REPORT JOB NUMBER: 245318 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: 04/07/2006 Signature Name: Richard C.

PFOS: A 96-HOUR TOXICITY TEST WITH THE FRESHWATER ALGA (Anabaenaflos-aquae) FINAL REPORT WILDLIFE INTERNATIONAL, LTD.

ATTACHMENT TO LETTER OF JUNE 28, 2001 3M FLUOROCHEMICAL SUBMISSION BACK TO COMPOUNDS TOXICOLOGY, EPIDEMIOLOGY AND MEDICAL SURVEILLANCE DOCUMENTS Click on Study Title to View Report COMPOUND-SPECIFIC STUDIES N-EtFOSE alcohol N-ethyl perfluorooctane sulfonamidoethanol Repeat Dose 1.

ATTACHMENT TO LETTER OF JUNE 28, 2001 BACK TO COMPOUNDS 3M FLUOROCHEMICAL SUBMISSION TOXICOLOGY, EPIDEMIOLOGY AND MEDICAL SURVEILLANCE DOCUMENTS Click on Study Title to View Report COMPOUND-SPECIFIC STUDIES PFOS Perfluorooctane Sulfonate Repeat Dose Studies 1.

si a) *1\ 1 : Pamela Moseley/DC/USEPA/US 08/28/2008 10:46 AM To Toni Krasmc/DC/USEPA/US@EPA cc Deena Vann/DC/USEPA/US@EPA bcc Subject Fw: LOI Submission of August 1,2008 O Toni, 1.

31VI General Offices April 21, 2000 3M Center St.

Xff tifiAa- 63z May 2000 Organization for Economic Cooperation and Development Existing Chemicals Task Force Meeting PFOS Assessment Approach in OECD The recently circulated information on PFOS and its associated derivatives raises a number of important questions regarding this chemical technology and the appropriate steps to take in light o f the decision by the major manufacturer to phase out production for most uses during the current year.

M 3.3.6 - VZ7D ATTACHMENT TO LETTER TO C.

AR&sl6 _ o eas CAS Number 1763-23-1,29081-56-9, 70225-14-8,2795-39-3,29457-72-5 / 3M Company / Revised: 7/2000 Voluntary Use and Exposure Information Profile Perfluorooctane Sulfonic Acid and Various Salt Forms I.

3M Specialty Materials 3M Center St.

^ o a i'V v v AOO 2 0 I1DZ UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION III 1650 Arch Street Philadelphia, Pennsylvania 1 91 0 3-2(0 Robert A.

3 The Plastics Industry Trade' Association AA<_f i - f i . 15OH- Donald K.

AR226-1486 ENVIRONMENTAL AND HEALTH ASSESSMENT OF PERFLUOROOCTANE SULFONIC ACID AND ITS SALTS August 20, 2003 Prepared by 3M in consultation with Jack Moore, D.V.M., DABT, Hollyhouse, Inc.

Page 1 FINAL REPORT Epidemiology, 220-3W-05 Medical Department 3M Company St.