} Aventis Pharma Aventis Pharma Deutschland GmbH Testing Facility Kastengrund ProTox Mainzer Landstr. 500 D- 65795 Hattersheim Germany AR226-1525 Aventis RECEIVED OPPT NCIC 03 SEP 30 PM1:00 TOXICOLOGY STUDY REPORT PT02-0222 T-7758 RAT REPEAT DOSE 28-DAY ORAL TOXICITY + 14-DAYS RECOVERY Author: Date: Original report for the sponsor Total pages: 464 Dr.

AR226 _ 0636 Barbara Loczynekd os052000 0307 To: Karen LannoniDCAUSEPAIUSGEPA, Mary DominaiiDCIUSEPEAPUAS o Sublet tolown oporurochenmicals meting on Api 28 %gson re Forwarded by Barbara LecaynskIDGIUSEPAIUS on 05052000 03:31 PM VBS womenC1 Cranes aver 2 s oEXF GB083000 1203 PM >2 To dbPocobhrsalukuseDusGmtIa@UnmS@mEumPcoAooSmmG.EOPsAc.arBHoeamrasnLdoecuoDGyUmSsEkPIADUUSS@EESPAAS,BNEoPlAPallDUSEPAUS@EPA, Robert Sublet folows 1 peruarochemcals meeing on A 25 Dear Bil and Dan, 3M, Wanedfootuhnrd ptheerfmoereotcihngemviecraysh. eSteveirnaflurptihenrsingcaoumreuunpdeirnstthaendmienegtionfgtdhissciutsuastiioonnawnitdh|rweogualrdd tiokePFoOrSeay our thinking n mai form.

o AR 226 . 068] Life Cycle Waste Stream Estimates apps BANTER CONIA August 2000 Aached is an executive summary oaf report prepared by Battelle Memorial Institute: entitled "Sulfonated Perfluorochemicals: U.S.

AR 226 -- 0847 ACUTE TOXICITY TO AQUATIC INVERTEBRATES (COROPHIUM VOLUTATOR) TEST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-602. (1- Octanesulfonic acid) (CAS# 2795-39-3).

AR226-1753 PFOS: A REPRODUCTION STUDY WITH THE NORTHERN BOBWHITE FINAL REPORT WILDLIFE INTERNATIONAL, LTD.

BACK TO MAIN - 1 - PERFLUOROOCTANESULFONATE AND RELATED FLUOROCHEMICALS IN OYSTER, CRASSOSTREA VIRGINICA, FROM THE GULF OF MEXICO AND CHESAPEAKE BAY John P.

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AR226-2259 /y Debbie J Mulrooney 02/20/200212:47 PM To: cc: Subject: Todd M Krieger/AE/DuPont@DuPont Steven H Swearingen/AE/DuPont@DuPont, Robert F Pincnot/DEWAE/DuPont@DuPont Re: Environmental Impact Study Q The new stack height is much higher than what we modeled (85 vs. 55 ft) and the new flow rate is also much higher (12,400 scfm vs. 4710 scfm). since these two changes will both improve dispersion, not make it worse, I'm not sure that there is really a reason to revise the modeling and the report.

SITE SCREENING LEVEL ASSESSMENTS FOR PFOA AND THE RELEVANCE OF SOIL SAMPLING Date: OctobertO, 2003 Project No,; 18983753.00034 ^ CORPORATE REMEDIATION GROUP An Alliance between DuPont and URS Diamond Barley Mill Plaza, Building 27 Wilmington, Delaware 19805 EXP001453 SHe Screera'ng Level Assessments for PFOA and the Relevance of Soa Sampling Table of Contents TABLE OF CONTENTS Executive Summary. 1.0 Introduction ..... 2.0 Data Presentation................................................................................................ 2.1 Development of a Generalized PFOA Screening Level Site Conceptual Model...............,................................................................................................3 2.2 Laboratory Studies of PFOA and Field Sample Verification........................... 4 2.2.1 The Behavior of PFOA in Water......................................................... 5 2.2.2 Adsorption/Desorption of Ammonium Perfluorooctanoate to 2.2.3 2.2.4 Soil.......................................................................................................5 Little Hocking Water Association Investigation Results..................... 7 Washington Works RFI Soil Sampling Results................................... 8 3.0 Summary... .10 4.0 References. .11 Table I Table 2 Table 3 Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 TABLES Washington Works RFI Soil PFOA Results '-- Washington Works RFI Surface Soil PFOA Results Washington Works RFI ADP SWMU Soil PFOA Results FIGURES PFOA Screening Level Assessment Model Comparison of K^s for PFOA and Other Chemicals Little Hocking Water Association Well Field Soil PFOA Results Washington Works RFI Soil PFOA Results Washington Works RFI Surface Soil PFOA Results Washington Works RFI ADP SWMU Soil PFOA Results soil position paper4.doc Oct. 20, 03 Wilmington, DE EXP001454 Site Screening Level Assessments for PTOA and the Relevance of SoB Sampling _____EXCCUtlVe Summary EXECUTIVE SUMMARY DuPont's extensive implementation of both media specific assessment modeling tools and comprehensive on-site and off-site soil, surface-water, and groundwater monitoring for perfluorooctanoate1at the Washington Works site in West Virginia allowed for compilation of a generalized screening level assessment model.

Larry IL Zobel,MD, MTH StaffVice President and Medical Director 3M MedicalDepartinent 3M Center,Building220-2E-02 PO Box 33220 St.Paul,MN 55133-3220 651733 5181 Office 651733 5152 Facsiiy@le April25,2000 Dr.

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FILE NAME: INC DATE: 2009 Feb DOC#: INC004 DOCUMENT DESCRIPTION: Trade Associations INCO Joined ^ 1 ^ Defendant Huntington Alloys/ International Nickel Company (INCO) February 2009 Trial Group Trade Association National Safety Council V An ' Q * Industrial Hygiene Foundation American Society of Mechanical Engineers American Chemical Society American Industrial Hygiene Association American National Standards Institute National Electrical Manufacturers Association National Fire Protection Association National Association of Manufacturers American Concrete Institute American Society of Safety Engineers JH France Refractories American Ceramic Society Leslie Company American Society of Mechanical Engineers Oglebay Norton/Ferro Okonite Owens Illinois Parker-Hannifin Riley Stoker Rockbestos Rockwell Rust Engineering Safety First Industry Sager SEPCO National Safety Council American Ceramic Society American Ceramic Society National Safety Council Industrial Hygiene Foundation Saranac Symposium American Ceramic Society American Society of Mechanical Engineers American Petroleum Institute American Society of Heating and Ventilation Engineers Asbestos Information Association National Safety Council American Ceramic Society American Society of Mechanical Engineers Asbestos Information Association National Safety Council Industrial Hygiene Foundation Industrial Safety Equipment Association Industrial Hygiene Foundation Industrial Safety Equipment Association National Safety Council Page 4

Johnson BABY PRODUCTS COMPANY : RARITAN N.J. 08869 Demicronized Talc ProjecNot. 2006.01 Report for April - May 1977 OBJECTIVE Develop a commercially practicable talc product having a minimum content of particles 5 microns and below SUMMARY: A Airborne Respirable Particles ARP Particle Size Distribution of PEG Treated Talc Particle size distribution by optical microscopic count of ARP from the following PEG treated powders has been determined and reported Project 2006.01 4/25/77 a JBP - Control 0 JBP 0.25 PEG C.

FILE NAME Brakes BRK DATE 2008 Sept DOC BRK191 DOCUMENT DESCRIPTION Accepted Manuscript - Evaluation of Asbestos Exposure within the Auto Repair Industry Accepted Manuscript Evaluation of Asbestos Exposure within the Automotive Repair Industry A Study Involving Removal of Containing Body Sealants and Drive Clutch Replacement Charles L.