AR226-2409 INTEROFFICE MEMORANDUM Dates From; Dept: Tel No: 29-May-1990 12:23pm Peter D.

AR226-2799 Study Title Repeated Dose Oral Toxicity: 14-Day Feeding Study vith H-19683 and B-19704 in Hale Rats Author John V.

FOR DU FONT USE ONLY AR226-2969 Du Font HLR 802-91 gtudy Title Skin Irritation Test vith----------in Rabbits Author John V.

r^:'-'-'''-la',s^-f~--rs'- AR226-3015 Study Title Approximate Lethal Dose (ALD) of H-21095 in Rats Laboratory Project ID Haskell Laboratory Report Mo. 290-95 Author M.

PROTOCOL DETERMINATION OF THEOMFELPTRIONSG POINT/MELTING : RANGE (OECD Guidelinefor TesoftChi emin calgs, 103 `Melting Poin/Melting Range 3M Lab Request No.

H AR126- O73 FM-1) ou H MULTI-CITY STUDY H FIELD REPORT FOR CLEVELAND TENNESSEE AND DECATUR ALABAMA - BATTELLE DUXBURY ACTIVITIES H for un Project Number n N1100672-01 un `submitted to on Confidential un July 9,1999 un Prepared by un mn Scott C.

`Summary PFOS Rat Cross-Fostering Study Numbers: 3M T-6295.13, Argus 418-014 Compound & Lot: Analytical Request PFOS (Perfluorooctanesulfonate) 53030) ~Lot 217, 98.4% pure (SMD CAS.

AR 226 - 0692 BIODEGRADATION (BOD/COD) TEST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referredtoas PFOS, FC-85 or as a component of FC-201AF. (1- Octanesulfonic acid) (CAS # 2795-39-3).

AR 226 - 0707 BIODEGRADATION (BOD/COD) EST SUBSTANCE Identity: ArefmeirxrteudretocaonstPaiFnOiSng,pFeCr-f9l5u,oroorocatsanaescuolmfponoanteen,twohficFhC-m2a0y1Fa-lXs.o b(e1Octanesulfonic acid) (CAS # 2795-38-3). 2R0e1mFa-rXks(:F-111T2h9)e. 3MCuprrroednutctinifoonrlmoattniounmibnedriwcaatses 1i.tiTshaemtiexsttusraem3p%lePiFsOFSC,S3o6d%iudimeotchtyyllesnuelfgaltyec,ol6b%utsyulleftohneart,ed36a.lk6y%l ewtahteerr,sa8l.ts2,53%%actrryileicthfaonaomlearm,in7e,%and 0.15% toluoltriazole. cThhaerafcotlelrowiiznegdscounmcmeantrryataipopnlsioesftiompaumriitxiteusr.eDiattha imnacyomnpoltetaeclcyurately reflect the biodegradabilityof the fluorochemical componentofthe test sample.

AR 226 _ 0890 BIODEGRADATION (BOD/COD) IEsTsuesTANCE Identity: MriefxetrurreedctoontaasinPiFnOgSp,erFfCl-u9o5r,ooocrtaansesaulcfoomnpaotneewnhticohf FmCa-y30a1l7so. b(e1- Octanesulfonic acid) (CAS # 2795-39-3).

AR226-2441 TO: Rik Brandenburg INTEROFFICE MEMORANDUM Date: Froy: Dept: Tel No; 20-Mar-1997 14;42 C.de Heer HEERC RSD Lab Hoofdgebouw 31-786301944 ( BRANDERA ) Subject; C8 in P27-1047 dispersie Rik, voor het dispersie monster P27-1047 uit de U.S.A. heb ik de volgende CS-gehaltes gevonden: Hethyleenblauw methode: C8 = 998 en 999 ppm ' GC-methode: C8 = 955, 900 en 1041 ppm jij Zoals je ziet in beide gevallen veel hoger dan de U.S.A.

^ *, { ^ ^ AR226-2546 ^ ^ ^?

CCR Cytotest Cell Research GmbH & Co.

TRADE SECRET AR226-3077 Study Title H-22762: EYE IRRITATION TEST IN RABBITS LABORATORY PROJECT ID: HL-1997-00735 AUTHOR: Carol Fmlay, B.A.

AR226-3109 FILE No. 715 02/12 '99 09:19 ID:DUPOMT JACKSON LflB RUllO 609 540 4463 ltd FEBfl-1999 CONFIDENTIAL ^Jn<<fc,hi ^0^.