ANALYTICAL ILABORAToRy REPORT ON THE Determinationofthe Presence and Concentration of Perfluorooctanesulfonat(ePFOS) (CAS Number: 2759-39-3) inthe Serum of Sprague-Dawley@' Rats Exposed to Potassium Perfluorooctanesulfonatveia Gavage LaboratoryReport No.

Corporate Health Physics Corporate occupationalMedicine Corporate Product Responsihility Corporate Toxicology 3M MedicalDepartinent 3M Center,220-2E-02 PO Box 33220 St.Paul,MN 55133-3220 651733 1110 FluorochemicalControlStudy Thisisa reportofa cross-sectiocnoarlrelatiaonalysiosfmedicalsurveillandcaeta collecteidn 1981 of Decaturchemicaland filmplantworkersand theirtotalorganic fluorinelevels.There were no statisticaslilgynificanctorrelationrseportedbetween SGOT, SGPT, GGT, alkalinpehosphataset,otalbilirubirne,d bloodcellsh,emoglobin and cholesterofloreithertheDecaturchemicalor filmplantworkers.The reportwas reviewedby Dr.

X EN0 S Ammm~ E**@ consultationdnrugsafetayssessment May 24, lSS1 CIAI/ Mr.

MICROBICS MICROTOXO TEST SUBSTANCE TOXICITY TEST ldentfty:Perfluorooctanoiaccid,ammonium salt;may alsobe referredto as PFOA ammonium salt,Ammonium perfluorooctanoateP,FO, FC-1 16,FC-126, FC-169, or FC-143.

ACUTE TOXICITY TO FISH (BLUEGILL SUNFISH) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonawthei,ch may alsobe referretdoas PFOS, FC-95,or as a component ofFC-203. (1Octanesulfoniaccid)(CAS # 2795-39-3).

TOXICITYTO AQUATIC PLANTS TEST SUBSTANCE IdentitAy:mixturceontainipnegrfluorooctanesulwfhoincahtmea,y alsobe referredtoas PFOS, FC-95,oras a component ofFC-203. (1Octanesulfoniaccid)(CAS # 2795-39-3).

ACUTE TOXICITY TO AQUATIC INVERTEBRATES TEST SUBQ@TANCE (DAPHNIA MAGNA) Identity: A mixture containingperfluorooctanesulfonate,which may also be referredtoas PFOS, FC-95, or as a component ofFC-206 or L3243. (1-Octanesulfoniacid)(CAS # 2795-39-3).

foe-HAZLETON LAECRATOF4ES AMEFIC-A. 3301 KINSMAN BLVD., P.O.BOX 7545 MADISON, Wl S3707 USA FINAL REPORT Karen Armstrong 3M Toxicology Services Building 220-2E-02 St.

HAZLETON LAEC)RATORIES AMERC.A.

,0"""-"4 7-11-A TECHNICAL REPORT SUMMARY TO: TECHNICAL COMMUNICATIONS CENTER - 201-2CN important- Ifreportisprintedon both sidesofpaper,sendtwo copiestoTCC.)

3M Medical Department Study: T6316-S Analytical Report: FACT TOX-013 LRN-U2095 Study Title AnalyticSatludy2(N-Ethylperfluoroocstualnfeonamido)-ethainnol Two Generation Rat Reproduction AnaVical Laboratory Report Title Determinationofthe Presence and ConcentrationofPFOS, M556, PFOSAA, and PFOSA inthe Liverand PFOS, M556, PFOSAA, PFOSA, and ETFOS&OH inthe Sera ofCri:CCPBR VAF/Plue Rats Exposed to ETFOSE-OH Data Requirement Not Applicable Author 3M Environmental Laboratory Study Completion Date At signing Performing Sera Anatyses 3M EnvironmentalLaboratory Building2-3E-09, 935 Bush Avenue St.Paul, MN 55106 Laboratories Uver Analyses BattellMeemodal Institute 505 King Avenue Columbus, OH 43201-2693 Project ldentirication 3M Medical Department Study: T-6316.5 Argus In-LifSetudy:418-009 Analytical Report: FACT TOX-01 3 3M Laboratory Request No.

off AR23G - 338 42 - 000385 : ARR-- 3438 | || i

wl AR 226 -- 3468 2 i 72 ps 000694 |, 7 1. ou PontoFNewo&Cuomrpasny WiNGTon, DELAVARE

+ ` ' 15ef SKathIrinrE.iReene.

Exwen - RESEARCH Precise Research .ProvenResult .