Document V21vV3JD4ozZr2REq73dYm1o

3M Envirormeahl, Hcrltb 811d sddy Opcmti- 900 Bush Avenue. Building 42-2E-26 Po Box 33331 St. Wul. MN 55133-3331 651 778 4331 January 8,2004 DocumentProtxsmg- EPA East - Room 6428 Attn: Section 8(e) OfficeofPollutionPrevention and Toxics US EPA 1200PennsylvaniaAvenue N W WashingtonDC20460-0001 RE: TSCA 8@) SUPPLEMENTALSUBMISSION Docket NO.8EHQ-0602-15091 DcarDockct Coordinators: 3M haspreviouSly informed the EPA (February 28,2002 and April 3,2002)ofthe results of an oralgavage two-genmtionreproductionstudy in rats with ammonium P ~ U O X O O C ~ ~ (ICI AOS~#~3~825-261). Intoday's SubmiSSi~n3,M providesresults h m subsequentrelatedtestingwitbthismaterial. This infarmatonhaa been previously submittedto and discussedwith EPA. Enclosedplease findthe h d study titled"PFOA LactationalandPlacental Transport pharmacokinetic Study in Rats." Please COntaEtJohn Butcnhoff(651-733-1962)ifyou have anyqlwstions or ifwe can provide additional information. Sincerely, K a t h h e E.Reed StaffvicePresident, Enviromnental,Health and Safety Operations Enclosure c: Ms.AndreaMalinowski W o n t Building 1007 Market Street Wilmington, DE 19898 Dr.Robeat Rickard W o n t Haskcll Laboratory Elkton Road, P.O. Box 50 Newark, DE 19714-0050