Document jmBzYar85g218kdpZMe6M3NQk

ATTACHMENT TO LETTER TO C.AUER DATED AUGUST 31,2000 SUPPLEMENTAL SUBMISSION N-ETFOSE Icohol ylperfluorooctanseulfonamidoethanol AcuteToxicit 1. FinalReport,Acute Oral Toxicity(LD50) Study inRats,FM-3422, International Research and Development Corporation,3M Reference No. T-2253, Study No. 137084, June 7, 1978 Phan-nacokinetic 1. Blotransfonnationof 14C-N-EthylFOSE inRats AfterAdministrationin Feed for One Week, RikerLaboratoriesI,nc.,January 28, 1983. The copy of the followingitem issubmittedunder PFOS: An Investigatioonf theEffectsof Fluorocarbonson LiverFattyAcid-Binding Protein,thesissubmittedto the Graduate School of the Universityof Minnesota,by Deanna J.Nabbefeld,April 1998. Teratolo.gy 1. TeratologyStudieson FM 3422, 3M ReferenceT-3352: a) FinalReport,PilotRat TeratologyStudy,T-3352,HazletonLaboratories America, Inc.,ProjectNo. 154-159,May 11, 1983. b) FinalReport,Rat TeratologyStudy,T-3352,HazletonLaboratorieAsmerica, Inc., ProjectNo. 154-161,March 21, 1984. c) Protocol,Rat TeratologyStudy (Segment 11),T-3352, HazletonLaboratories America, Inc.,June 2, 1983. CorrectionTo May 25 Index: Materialsprovidedwere incorrectliyndexed as Letter from E. MarshallJohnson to William C. McConnick. Index shouldreadLetterfrom E. MarshallJohnson toDr. FranklinD. Gn'ffithr,egardingRiker teratologystudieson PFOS and ethylFOSE, November 12, 1982 On.goin Note: Mechanisticresearchonn-ethyl FOSE, 3M ReferenceNos. T-3616.10,FM 3923, isongoing attheUniversityof Minnesota under thedirectionofKendall Wallace. Documents regardingthisresearchwere submittedwith the May 4, 2000 submissionon PFOS (seeMechanistic 1)(a)-(f)b)ut were not indexed under N-ethylFOSE. 5