CorporatOeccupationMaeldicine 3M CenterB,uildin2g20-3W-05 St.PaulM,N 55144-1000 65''Lt34,230Telephone 6517339066Fax 1.HealthStatusofPlantWorkers ExposedtoFluorochemical-sa Preliminary Report Thispublishepdaperby Ube]etal(Am IndHyg AssocJ 1980;41:384-38p9r)ovideasn overview of fluorochemicalindustriahlygiene,medicalsurveillancaend epidemiology researchdata collectedinthe late1970'satthe Chemolite (CottageGrove, Nlinnesota) facilityT.he authorsconcludedthattotalorganicfluorinewas found intheblood of workers exposed to industriaflluorochemicals.Medical examinationof exposed workers and a briefsummary ofthe initiarletrospectiveepidemiologicmortalitystudy(seestudy # 2) ofthe plantemployees indicatedthattherewere no illhealtheffectsattributablteo fluorochemicalexposure.

Conducted At: Dur ing : Conducted By: Report By: Reviewed By: January 28, 1983 Riker Daboratorlea, Inc. 3M Center St.

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ACUTE TOXICITY TO FISH ARW W TEST SUBSTANCE Identity: Perfluorooctanesulfonyl fluoride; may also be referred to as POSF, or FX-8. (1-Octanesulfonyl fluoride, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, CAS #30735-7).

M <6 - 0 7 5 8 EFFECT OF DEGRADATION ON FOAMING TEST SUBSTANCE________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203A or FC203 NFP. (1-Octanesulfonic acid) (CAS # 2795-39-3).

-ftRxs.6 . 0 3 0 e!

nCC: L.

Z-A5 t v 12 mm E.

TRADE SECRET AR226-3213 DuPont-9104 Study Title H-25134: Acute Eye Irritation/Corrosion Study in Rabbits Laboratory Project ID: DuPont-9104 T est G u id e l in e s: OECD Guidelines for Testing o f Chemicals Section 4: Health Effects, No. 405 (1987) Commission Directive 92/69/EEC EEC Method B.5 (1992) A u t h o r : Carol Finlay, B.A.

organization tor applied scientific research TNO-report CIVO P O Bo. 360 3700 A_- Zi .si Ut'ecMiiwrg <8 Zeist.

JEFFERSON AIEDICAL COLLEGE of TliO,AIAS JEFFERSON UNIVERSITY Daniel Baugh Instituteof Anatomy Department of Anatomy Office of the Directorand Chairman Philadelphia, 19107 (215) 928-7820 November 12, 1982 Dr.

BIODEGRADATION (BOD/COD) TEST SUBSTANCE Identity:Perfluorooctanoiaccid,ammonium salt;may alsobe referredto as PFOA ammonium salt,Ammonium perfluorooctanoateF,C116, FC-126, FC-1 69,or FC-143.

ACUTE TOXICITY TO AQUATIC INVERTEBRATES (EASTERN OYSTER) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may also be referredtoas PFOS, FC-95, or as a component of FC-203. (1Octanesulfoniaccid)(CAS # 2795-39-3).

ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may also be referredtoas PFOS, FC-95, oras a component of FC-206C and L-5439. (1-Octanesulfoniaccid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafploutoarsos-i,um salt,CAS # 2795-39-3) Remarks: The 3M productionlotnumber was 501.

To: From: Subject: Date: Study Files of Riker Experiments Nos. 0680TR0008 00668800778R00001200 0066881177R8O0019150 0680RR0018 k.