AR M6-0135 C O R N IN G Hazleton MUTAGENICITY TEST ON T-6342 IN AN /TVF7FD MOUSE MICRONUCLEUS ASSAY / FINAL REPORT AUTHOR Hemalatha Murli, Ph.D.

AR226-2448 INTEROFFICE MEMORANDUM Date: From: Dept: Tel No: 16-Sep*1997 03:07pm Gregory A Chapman CHAPMAGA Fluoroproducts 304-863-2535 TO: See Below Subject: Action Items from 9/16 C-8 Sampling Meeting 1.

FOR DU PONT USE ONLY AR226-2954 Du Pont HLO 19-91 Study T i t l e Skin S e n s itiz a tio n Test wit 'in Guinea Pigs Study Completed On March 25, 1991 Contracting Laboratory Pharmakon Research In t e r n a t io n a l, In c .

AR226-3045 Study 1Mie Eye Irritation Test with H-219S3 in Rabbits Laboratory Project ID Haskell Laboratory Report No. 789-96 Author Tracy A.

P-1 fH2^(o-3 m Du Pont de Nemours (Nederland) BV Dordrecht W orte To: C L.

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A R 2 2 fe -C 7 Z )0 Battelle Field Sampling Procedures Review Columbus Georgia City Survey regarding Empirical Human Exposure Assessment Multi-City Study To Susan Beach - Project Lead 3M, ET & SS PO Box 33331 Building 2-3fc-09 St.

AfU ^-c^ CHRONIC TOXICITY TO EARLY LIFE STAGE OF FISH TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,77,8,8,8heptadecafluoro-, potassium salt, CAS #2795-39-3) Remarks field: The test substance is a white powder.

/IRZX-055& Summary PFOS Rat Cross-Fostering Study Numbers: 3M T-6295.13, Argus 418-014 ACnomalpytoiucanldR&eqLuoets:t 5P3F0O3S0)(Perfluorooctanesulfonate) - Lot 217, 98.4% pure (SMD C.A.S.

A R S 2 6 . 0705 ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE___________________________________________ Identity: Mixture containing perfluorooctanesulfonate which may also be referred to as PFOS, FC-95, or as a component of FC-201F. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: The 3M production lot number was 1.

JL&. 6 -- 0 7 G> NITRIFICATION INHIBITION T E S T .SUBST A NCE____________________________________________ 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).

4 K -2 2 6 _ Oi2Z BIODEGRADATION (BOD/COD) TEST SUBSTANCE_______________________________________ ____ Identity: Mixture containing perfluorooctanesulfonate which may also be referred to as PFOS, FC-95, or as a component of FC-3003. (1Octanesulfonic acid) (CAS # 2795-39-3).

Report 2457, June 1990 **e a u - / 6 5 ?

AR226-2961 DU FONT USE ONLY Du Pont HLR 448-91 Study Title STATIC, ACUTE, 96-HOUR LC50 OP TO FATHEAD MINNOWS (Pimepha Data Requirement Organisation for Economic Co-Operation and Development (OECD) Guideline for Testing Chemicals: 203 Author Keith B.

H-24889: In Vitro Chromosome Aberration Study in Human Peripheral Blood Lymphocytes AR226-3181 DuPont-6406 TRADE SECRET Testing Guidelines International Conference on Harmonisation (ICH) o f Technical Requirements for Registration o f Pharmaceuticals for Human Use.