07070 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.

_ 075S ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE_______________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203CE. (1Octanesulfonic acid) (CAS # 2795-39-3).

AH. k&G _ 0666 ACUTE TOXICITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) TEST SUBSTANCE ________________ Identity: Mixture containing perfluorooctanesulfonate; may also be referred to as PFOS, FC-95, or as a component of FC-3072. (1Octanesulfonic acid) (CAS # 2795-39-3).

Corporate Occupational Medicine 3M Center, Building 220-3W-05 St.

AR226-2426 jV '' AGREEMENTS REACHED 11/6 MEETING SUBMIT WAIVER - SECTION 4,5,4 - LINERS (SWMR) PARAGRAPH 5.5.3a.A.

AR226-2956 FOR DU POUT USE ONLY Du Pont HLR 214-91 Study T itle Eye Ir r it a t io n Test with in Rabbits Author John W.

study Title Skin Irritation las. . 1 * B-203M i * M laboratory Project IP Haskell Laboratory Report No. 4-94 Author John V.

ACUTE TO XIC ITY TO FISH (FATHEAD M INNOW ) TEST SUBSTANCE________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-603F. (1Octanesulfonic acid) (CAS # 2795-39-3).

Corporate Health Physics Corporate Occupational Medicine Corporate Product Responsibility Corporate Toxicology 3M Medical Department 3M Center, 220-2E-02 PO Box 33220 St.

mi-oioD CHRONIC TOXICITY TO THE SALTWATER MYSID TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1-Octanesulfonic add, 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 test substance is a white powder.

BESTCOPYA M llM ll AR13.G-.on 5 P S - 2-- ANTWERP BLOOD TESTING RESULTS FROM JUNE, 1995 1.

COViVfC^ THE DEVELOPMENT SERVICES COMPANY July 1, 1999 Covance Laboratories Inc. 9200 Leesburg Pike Vienna, Virglna 22182 Tel: 703/893-5400 Fax: 703/759-6947 Paul Lieder, Ph.D. 3M Corporate Toxicology Building 220-2E-02 St.

Rl%-433 C O R N IN G Hazleton MUTAGENICITY TEST ON T-6342 MEASURING CHROMOSOME ABERRATIONS IN HUMAN WHOLE BLOOD LYMPHOCYTES WITH A CONFIRMATORY ASSAY WITH MULTIPLE HARVESTS FINAL REPORT AUTHOR Hemalatha Murli, Ph.D.

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).

/ ) R S 6 _ 0701 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-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.