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 ^ ^ ^?

Pergamon Food and Chemical Toxicology 34 (1996) 639-650 Safety Evaluation of Perfluoropolyethers, Liquid Polymers used in Barrier Creams and other Skin-care Products G.

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.

PFAS Restriction Feedback (PVDF & PTFE) 1.

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^.

A R -o l lo EnviroSystems Study Number 90171-3 RESOURCE ANALYSTS, INCORPORATED ENVIROSYSTEMS DIVISION PRODUCT REGISTRATION LABORATORY AQUATIC TOXICOLOGY STUDY PROTOCOL Static Acute Toxicity Test With FM 3820 And The Daphnid, Daphaia aagna Sponsor 3M Conpany PO Box 33428 St.

A lU U -o ^ o Pathology Associates International A Company of Science Applications International Corporation toEmptarm+OmmdCarmnr Sponsor: St.

Kendall B.

STUDY CODE : KOl-1815 ARROZZ Receipt No.

mVr07Ji\ Summary N-EtFOSE Rabbit Teratology Study Numbers: 3MT-6316.8, Argus 418-010 Compound & Lot: N-EtFOSE (N-Ethyl-Perfluoroocyanesulfonamido Ethanol) - Lot FM3923 (30035, 30037, 30039) 98.2% pure (SMD Analytical Request 52489) Analytical Documentation filed along with final report.

ARnc-om 1 08/13/99 T-6316.15; ST-30 N-EtFOSE Bile 3M MEDICAL DEPARTMENT, CORPORATE TOXICOLOGY Protocol for Study No.

AfLRa.6 _ 0&3i BIODEGRADATION (BOD/COD) TEST SUBSTAN CE____________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95 or as a component of FC-201AF. (1Octanesulfonic acid) (CAS # 2795-39-3).

Aft _ 0 6 3 4 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-201AF. (1Octanesulfonic acid) (CAS # 2795-39-3).