M AS 6 -ZHS ACUTE TO XIC ITY TO AQUATIC INVERTEBRATES (ACARTIA TONSA) TEST SUBSTANCE_____________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-602. (1Octanesulfonic acid) (CAS # 2795-39-3).

A R U 6 _ 0854 MICROBICS MICROTOX TOXICITY TEST T E S T SUBSTANCE__________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-603EF. (1Octanesulfonic acid) (CAS # 2795-39-3).

O Z 8 H 4 R A A 6 - ACTIVATED SLUDGE RESPIRATION INHIBITION TEST 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).

AR.A2.6 _ 0SS6 TO XICITY 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-3003. (1Octanesulfonic acid) (CAS # 2795-39-3).

CO RN ING Hazleton MUTAGENICITY TEST WITH T-6564 IN THE SALMONELLA - ESCHERICHIA COI//MAMMALIAN-MICROSOME REVERSE MUTATION ASSAY WITH A CONFIRMATORY ASSAY FINAL REPORT AUTHOR Timothy E.

1 AR226-2989 Study Title Bye Irritation] Test with H-20056 in Rabbits Author lohn V.

AR226-3109 FILE No. 715 02/12 '99 09:19 ID:DUPONT JACKSON LAB RflllO 609 540 4463 CONFIDENTIAL FEB -1999 y PAGE : :^ ^iiNOTE- L -esis^y4?

* CAS Number 376-14-7 3M Company A R k .G -Q S iS ' Voluntary Use and Exposure Information Profile N-ethyl perfluorooctanesulfonamido ethyl methacrylate 1 I.

"Roger J.

' *r 1 1- AR226-2029 INTEROFFICE MEMORANDUM TO: Gregory A Chapman TO: GERALD L.

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.

AR226-2979!

Aft - 0706 ACUTE TO XIC ITY TO FISH 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) Rem arks: The 3M production lot number was not noted.

A K 6 _ 02 So 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-603EF. (1Octanesulfonic acid) (CAS # 2795-39-3).

M AA& - oz S 3 MICROBIOS MICROTOX TOXICITY TEST TE$T_SUB.STANCE_______________________________________ _ 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).