BACK TO MAIN 3M Company Page 1 o f 36 FINAL REPORT Epidemiology, 220-3W-05 Medical Department 3M Company St.

3M Medical Department Study: T-6316.5 3M Medical Department Study: T-6316.5 Analytical Study: FACT-TOX-013 LRN-U2095 Analytical Report: FACT TO X -013 LRN-U2095 Study Title Analytical Study 2(N-Ethylperfluorooctane sulfonamido)-ethanol in Two Generation Rat Reproduction Amended Analytical Laboratory Report Determination of the Presence and Concentration of PFOS, M556, PFOSAA, and PFOSA in the Liver and PFOS, M556, PFOSAA, PFOSA, and EtFOSE-OH in the Sera of Crl:CDBR VAF/Plus Rats Exposed to EtFOSE-OH Data Requirement Not Applicable Author 3M Environmental Laboratory Study Completion Date May 31, 2001 Performing Laboratories Sera Analyses Liver Analyses 3M Environmental Laboratory Building 2-3E-09, 935 Bush Avenue St.

3M Environmental Laboratory A R Z26-O O f| Final Report- Analytical Study Single-dose Dermal Absorption/Toxicity Study of T-6049 in Rabbits In-Vivo Study Reference Number: HWI#6329-130 Study Number: AMDT-020895.1 Test Substance: FC-95 (T-6049) Name and Address of Sponsor: 3M SCD Division 367 Grove Street St.

PHOTODEGRADATION f7~~ 2- 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: Testing is in progress. 000211 PHOTODEGRADATION TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks field: The test substance is a white powder.

PgoetrWlH j 2- MULTI-CITY STUDY FINAL FIELD REPORT FOR COLUMBUS GEORGIA AND PORT ST.

nc-oio-j CHRONIC TOXICITY TO EARLY LIFE STAGE OF FISH TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as 14C78.02, PFOS or FC-95. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, potassium salt, CAS #2795-39-3) Remarks field: The test substance is a white powder.

THE EFFECTS OF CONTINUOUS AQUEOUS EXPOSURE TO 14C-78.02 ON HATCHABILITY OF EGGS AND GROWTH AND SURVIVAL OF FRY OF FATHEAD MINNOW (Pimephales promelas) .

AfUlt-oiOG UNION C A R B ID E BUSHY RUN RESEARCH R.

Attachments to Letter to C.

BIOCONCENTRATION ARWfr035* TEST SUBSTANCE Identity: N-ethylperfluorooctane sulfonamidoethanol; may also be referred to as N-EtFOSE Alcohol or FM-3422. (1-Octanesulfonamide, N-ethylI.I^^.S.S^AS.S.e.ej^.S.S.S-heptadecafluoro-N-^-hydroxyethyl)-, CAS # 1691-99-2) Remarks: Material is an off-white, waxy solid of uncharacterized purity.

16^ BESTG t* ^ p-6 -i$ RECEIVED f u : M AR 1 9 1930 Enhanced Elimination of\FC-95- - 3M TOXICOLOGY and 14 FC-143- C in Rats with Cholestyramine Treatment March 5, 1980 Conducted at : During: Conducted by: Report b y : Riker Laboratories, Inc.

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).

ARSL&6 - ACUTE TOXICITY TO AQUATIC INVERTEBRATES (COROPHIUM VOLUTATOR) 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).

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).