Aim G-O O & S Centre Analytical Laboratories, Inc. 3048 Research Drive Phone: (814) 231-8032 State College, PA 16801 Fax: (814) 231-1253 or (814) 231-1580 Analytical Report Fluorochemical Characterization of Drinking Water Samples Decatur, Alabama (W1979) Centre Analytical Laboratory Report No. 023-007B Testing Laboratory Centre Analytical Laboratory, Inc. 3048 Research Drive State College, PA 16801 3M Environmental Laboratory Contact Kent R.

fR 226~36i{ HYDROLYSIS (ALKALINE) TEST SUBSTANCE________________________________ Identity: N-ethylperfluorooctane sulfonamidoethanol; may also be referred to as N-EtFOSE Alcohol or FM-3422. (1-Octanesulfonamide, N-ethyl1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-N-(2-hydroxyethyl)-, CAS #1691-99-2) Remarks: Material is an off-white, waxy solid of uncharacterized purity.

ter % AR226-2877 Copies to: M aterial Tested E .

AR8&6 - 079$ ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-206A. (1Octanesulfonic acid) (CAS # 2795-39-3).

AH SUL 6 - 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 -3031, (1Octanesulfonic add) (CAS # 2795-39-3).

A R Z 2 6 'G > Z & International Research and Development Corporation SPONSOR: COMPOUND: SUBJECT: 3M Company FM-3422 Ninety Day Subacute Rat Toxicity Study.

AKA.a.6 . 0 6 3 0 ACUTE TO XIC ITY TO FISH TEST SUBSTANCE_______________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-201. (1Octanesulfonic add, perfluoroalkyl sulfonate salts (5) + (5140P)) (CAS # 2795-39-3) Rem arks: The 3M production lot number was Lot 1.

AH A56 - 0730 ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE________________________________________ _ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-206 or L3243. (1-Octanesulfonic acid) (CAS # 2795-39-3).

A R a % '0 3 7 l BIOACCUMULATION TEST SUBSTANCE Identity: N-methylperfluorooctane sulfonamidoethanol; may also be referred to as N-MeFOSE Alcohol, FC-790, or FM-3925. (1Octanesulfonamide, N-methyl-1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-N-(2-hydroxyethyl)-, CAS # 24448-09-7) Remarks: Material is an off-white, waxy solid of uncharacterized purity.

f'I<-- nt CfmlPt Mv s - o ^ i Extern and Route of Excretion and Tissue.

AR&-O50Z THE EFFECTS OF CONTINUOUS AQUEOUS EXPOSURE TO 78.03 ON HATCHABILITY OF EGGS AND GROWTH AND SURVIVAL OF FRY OF FATHEAD MINNOW (Pimephales promelas) . f=c- /yj RESEARCH REPORT SUBMITTED TO 3M COMPANY ST.

AR226-2855 HASKELL LABORATORY RAYMOND L.

ARX&0357 CHRONIC TOXICITY TO FISH TEST SUBSTANCE Identity: N-ethylperfluorooctane sulfonamidoethanol; may also be referred to as N-EtFOSE Alcohol or FM-3422. (1-Octanesulfonamide, N-ethyl1 I 1I2 , 2 I3 ,3 )4 ,4 ,5 ,5 ,6 I6,7,7,8>8I8-heptadecafluoro-N-(2-hydroxyethyl)-, C A S# 1691-99-2) Remarks: Material is an off-white, waxy solid of uncharacterized purity.

A r n 6 -o w BIODEGRADATION (ABS/LAS Shake Culture Test) TEST SUBSTANCE Identity: Perfluorooctanoic acid, ammonium salt; may also be referred to as PFOA ammonium salt, Ammonium perfluorooctanoate, PFO, FC-116, FC-126, FC-169, or FC-143.

ompany Sanitized.