BIOACCUMULATION (ANALYTICAL ONLY) TEST SUBSTANCE Identity:N-ethylperfluorooctanseulfonamidoethanol;may alsobe referredtoas N-ETFOSE Alcoholor 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: Materialisan off-whitew,axy solidofuncharactedzed purity.

SUMMARY FOR WORK PERFORMED FOR THE GERMAN GOVERNMENT AGENCY FOR MILITARYTECHNOLOGY AND PROCUREMENT ON FIRE EXTINGUISHING FOAM COMPOUNDS FROM MULTIPLE COMPANIES TEST SUBSTANCE IdentityA:mixturceontainiPnegrfluorooctanesulfwohniacthem,ay alsobe referredtoas PFOS, FC-95, oras a component ofFC-3017. (1Octanesulfoniaccid)(CAS # 2795-39-3).

BACK TO MAIN Centre Analytical Laboratories, Inc. 3048 Research Drive State College, PA 16801 www.centrelab.com (814) 231-8032 Fax: (814) 231-1253 or (814) 231-1580 Analytical Report Fluorochemical Characterization of POTW Effluent Decatur, Alabama (W1979) Centre Analytical Laboratory Report No. 023-014J (Revision 1) Revision Date 3/26/01 Testing Laboratory Centre Analytical Laboratory, Inc. 3048 Research Drive State College, PA 16801 3M Environmental Laboratory Contact Kent R.

AP STUDY SUMMARY FOR W ORK PERFORMED DURING 1977-1979 TEST SUBSTANCE_____________________________________ Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1-Octanesulfonicacid, 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 field: The test substance is a white powder of uncharacterized purity.

AR.1&-CH34 ( r -'h IN VITRO MICROBIOLOGICAL MUTAGENICITY ASSAYS OF 3M COMPANY COMPOUNDS T-2247 CoC AND T-2248 CoC Final Report 5 September 1978 By.: Vincent F.

BIOACCUMULATION (ANALYTICAL ONLY) TEST SUBSTANCE Identity: Perfluorooctanoic acid, ammonium salt; may also be referred to as PFOA ammonium salt, Ammonium perfluorooctanoate, FC-116, FC-126, FC-169, or FC-143.

MSISL6- 068i> IN VITRO MICROBIOLOGICAL MUTAGENICITY ASSAYS OF THREE 3M COMPANY COMPOUNDS Final Report April 1978 By: Vincent F.

ARSL6- 0723* ACUTE TOXICITY TO FISH (RAINBOW TROUT) TEST SUBSTANCE_______________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203. (1Octanesulfonic acid) (CAS # 2795-39-3).

MAA6 ACUTE TOXICITY TO INVERTEBRATES (FIDDLER CRAB) 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).

86HQ ~0200- 3 73 .

AR _ 07t3 ACUTE TOXICITY TO AQUATIC INVERTEBRATES (SCUD) TEST SUBSTANCE____________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203. (1Octanesulfonic acid) (CAS # 2795-39-3).

iterottice Correspondence JO ------ Auguse 20, 1575 SMES: HprogsoarocFaarbmoans in Human copper To: SNE3L.05CA..

IN VITRO MICROBIOLOGICAL @FLTTAGENICITY ASSAYS OF THREE 3M COMPANY COMPOUNDS Final Report April 1978 By: Vincent F.

SUMMARY FOR WORK PERFORMED FOR THE GERMAN GOVERNMENT AGENCY FOR MILITARY TECHNOLOGY AND PROCUREMENT ON FIRE EXTINGUISHING FOAM COMPOUNDS FROM MULTIPLE COMPANIES TEST SUBSTANCE Identity:A mixturecontainingPerfluorooctanesulfonatweh,ich may also be referredtoas PFOS, FC-95, or as a component of FC-206. (1-Octanesulfoniacid)(CAS # 2795-39-3).

A ftu 6 -c > 3 7 3 ACUTE TOXICITY TO AQUATIC INVERTEBRATES (E.G.