Multi-PhaseE Method 0 L TOXICITY TO AQUATIC PLANTS (E.G.

RIKER LAU DRAT0131E S, IN C.

WARF INSITI-U-I-EI,NC.

CLIENT PRIVATE PROTOCOL TITLE: Range findingCytotoxicitAyssay of T-6292,T-6293,T-6294.

SUMMARY OF THE EFFECTS OF PFC's ON MITOCHONDRIAL IN VITRO BIOENERGETICS The attacheddiagram describesthe metabolic relationshipfor the various PFC's thatwere selectedforinclusionin thisstudy.

VAPOR PRESSURE TEST SUBSTANCE Identity:N-ethylperfluorooctasnuelfonamidoethanolm;ay alsobe referredto as N-ETFOSE Alcoholor FM-3422.

BIOCONCENTRATION TEST SUBSTANCE Identity:N-ethylperfluorooctanseulfonamidoethanolm;ay alsobe referredto as N-ETFOSE Alcoholor FM-3422. (1-OctanesulfonamideN,-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 solidof uncharactedzedpurity.

3M MEDICAL DEPARTMENT, CORPORATE TOXICOLOGY ProtocoflorStudyNo.

Bio/dynamics Inc.

Final BiologicalPhase Report Metal-)oli.

ACUTE TOXICITY TO AQUATIC INVERTABRATES TEST SUBSTANCE (DAPHNIA MAGNA) Identity:Perfluorooctanoiaccid,ammonium salt;may alsobe referredto as PFOA ammonium salt,Ammonium perfluorooctanoatPeF,O, FC116,FC-126, FC-169, FC-143 or as the major component of FC1015.

3M SpecialtyMaterials 3M Center St.Paul,MN 55144-IOOQ_-:651733 1100 3M June 28,2000 FecEx, 18077182 FadEx Tracking Number for Customer VIA EXPRESS MAIL Dr.CharlesAuer Director Chemical ControlDivision OfficeOf PollutioPnreventionAnd Toxics UnitedStatesEnvironmentalProtectioAngency 401 M Street,Southwest Room 403 EastTower (MailCode 7405) Washington,D.

ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfbnatweh,ich may alsobe referredtoas PFOS, FC-95, or as a component of FC-201.

BIODEGRADATION (BOD/COD) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredtoas PFOS, FC-95, or as a component ofFC-206CE. (1Octanesulfoniaccid)(CAS # 2795-39-3).

BIODEGRADATION (BOD/COD) TEST SUB -TANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredtoas PFOS, FC-95, or as a component ofFC-603EF. (1Octanesulfoniaccid)(CAS # 2795-39-3).