HAZLETON WISCONSIN POST OFFI CE BOX 7 545 M A D IS O N .

A f t 2 6 - 01&2> TOXICITY TO AQUATIC PLANTS TEST SUBSTANCE________________________________________________ Identity: Mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203CF-X or FC-203CF. (1-Octanesulfonic acid) (CAS # 2795-39-3).

V j-R _ O l S NITRIFICATION INHIBITION TEST SUBSTANCE______________________________________ Identity: Mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203CF-X or FC-203CF. (1-Octanesulfonic acid) (CAS # 2795-39-3).

ARm-oM3l i C O R N IN G Hazleton MUTAGENICITY TEST ON T-6564 MEASURING CHROMOSOMAL ABERRATIONS IN CHINESE HAMSTER OVARY (CHO) CELLS: WITH A CONFIRMATORY ASSAY WITH MULTIPLE HARVESTS FINAL REPORT AUTHOR Hemalatha Murli, Ph.D.

Engineers Planners Econom ists Scientists April 12, 1993 LMS35216.X AR226-2428 Mr.

AR226-2971 John V.

M S ia -G - * 1 9 BIODEGRADATION (BOD/COD) TEST SUBSTANCE_______________________________________ __ Identity: A mixture containing perfluorooctanesulfonate; may also be referred to as PFOS, FC-95, or as a component of FC-206CF or FC-206CF-X. (1-Octanesulfonic acid) (CAS # 2795-39-3).

A k A S .6 - O i& l ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE____________________________________________ Identity: A mixture containing periluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-603F. (1Octanesulfonic acid) (CAS # 2795-39-3).

f t k 26 - 0 ^ 0 0 BIODEGRADATION (MANOMETRIC RESPIROMETRY - ANAEROBIC) TEST SUBSTANCE___________________________________________ Identity: A mixture containing perfluorooctanesulfonate;, which may also be referred to as PFOS, FC-95, or as a component of FC-3041. (1Octanesulfonic acid) (CAS # 2795-39-3).

A Review of the Environmental Fate and Effects of Sulfonyl Based Fluorochemicals 3M Environmental Laboratory November 18, 1998 DRAFT 3M Praprictary Information Do Not Copy 1 11/1895 DRAFT 2712.0001 Attorney/Client Privileged Do Not Disclose: Exhibit Table of Contents EXECUTIVE SUMMARY 3 INTRODUCTION 4 PHYSICAL-CHEMICAL PROPERTIES 7 ANALYTICAL TEST METHODS 10 DEGRADATION 13 ECOTOX 7 ENVIRONMENTAL FATE 21 RESEARCH RATIONALE 2 REFERENCES 27 3M Praprictary Information Do Not Copy 11/1895 DRAFT 2712.0002 Atarncy/Cliat Privileged DoNot Disclose 3M_MNOS374965 Executive Summary Adding fluorine atoms to organic molecules produces fluorochemicals, compounds that are quite stabi, chemically inert and nonreactive.

; ARDE-2 120 CORNING Hazleton EET MUTAGENICITY TEST ON T-6295 1 MAY 27 1996 y Co, My IN AN IN VIVO MOUSE MICRONUCLEUS ASSAY "<U/COLS EINALREPORT AUTHOR Hemalatha Murli, Ph.D.

: AR 226 0817 TOXICITY TO AQUATIC PLANTS TEST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be. referred to as PFOS, FC-95, or as a component of FC-206CE. (1Octanesulfonic acid) (CAS # 2795-39-3).

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

BACK TO MAIN MULTI-CITY STUDY FIELD REPORT FOR FINFISH, MICRO-LAYER .AND BULK WATER SAMPLE COLLECTION IN MOBILE ALABAMA, PENSACOLA FLORIDA, AND PORT ST.

o Safety &n Health Research Laboratories SPONSOR Avenue E. vAanPNMiEewenhuyse, 4 B-11B60OXBru3ssels Belgium AR226-1803 AMMONIUM PERTFELSUTORITOEOMCTANOATE (APFO) EARLY-LIFE STAGE TSOXTIUCDIYTTYITTELEST IN RAINBOW TROUT UNDER FLOW-THROUGH CONDITIONS DATA REQUIREMENT OECD Guideline No. 210, 17th July 1992 STJUacDqYueDsIL'RHEarCidToOn R [EXPERIMENTAL COMPLETIONDATE 7 August 2003 DCAaTE lOFyISS2U0E k TEST FcArCILITY BP 563 -27005 Evreus - France LABORATORY 226S39TEUCDPY NUMBER Page 10f 112, 1SSNMCmRaeCcTohaprnche 4a40?