ANALYTICAL REPORT Centre Analytical Laboratories, Inc. 3048 Research Drive, State College PA 16801 814-231-8032 FAX 814-231-1253 Analytical Results W2336 Columbus, GA 3M Sample Identification MC-501H MC-503H MC-506H NA MC-507H NA MC-508H MC-584H NA Sample Description Site 1 P/N Surface Water Site 1 P/N Surface Water Duplicate Site 2 P/N Surface Water Site 2 P/N Surface Water Duplicate Site 3 P/N Surface Water Site 3 P/N Surface Water Duplicate Field Blank-P/N Empty Quiet Surface Water Quiet Surface Water Duplicate PFOS (ng/L) 63.8 59.9 76.6 83.3 55.4 55.4 <25 <25 < 25 J Compound is present, but below the reporting limit of 25 ng/L.

BACK TO MAIN 740101 ENVIRONMENTAL ENGINEERING LABORATORY AQUATIC TOXICITY WORK SHEET Type Test 96 Hours -*A ?

BACK TO MAIN ACUTE TOXICITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) TEST SUBSTANCE_____________________________________ Identity: Decafluoro(pentafluoroethyl)cyclohexanesulfonate, DEA salt; may be referred to as CS-2070.

BACK TO MAIN OCTANOL/WATER DISTRIBUTION COEFFICIENT TEST SUBSTANCE______________________ Identity: Decafluoro(pentafluoroethyl)cyclohexanesulfonate, DEA salt; may be referred to as CS-2070.

Katherine E.

BACK TO MAIN BIODEGRADATION (BOD/COD) TEST SUBSTANCE Identity: Perfluorooctanesulfonylamido(ethyl)acetate; may also be referred to as PFOSAA, FC-128 or as the major component of FC-127, FC-129, FC-109, FC-109-X, FC-4351, or L-6778.

CXR Biosciences Ltd.

3M General Offices 3M Center St.

A W IG -o o sn fc-i WATER SOLUBILITY TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: The test substance is a white powder.

A R U & -0 0* 5 PFOS: A 96-HOUR TOXICITY TEST W ITH THE FRESHWATER ALGA (Selenastrum capricomutum) FINAL REPORT WILDLIFE INTERNATIONAL LTD.

COViVfC^ THE DEVELOPMENT SERVICES COMPANY July 1, 1999 Covance Laboratories Inc. 9200 Leesburg Pike Vienna, Virglna 22182 Tel: 703/893-5400 Fax: 703/759-6947 Paul Lieder, Ph.D. 3M Corporate Toxicology Building 220-2E-02 St.

ADVANCED BIOANALYTICAL SERVICES, INC.

310 Form -8747-11-A TECHNICAL REPORT SUMMARY TO: TECH N ICA L COMMUNICATIONS CEN TER - 201-2CN (Im portant -- I f report Is printed on both sides o f paper, send two copies to TC C .i Olvition .

A R Z K > - 0 5 l5 MICROBIOS MICROTOX TOXICITY TEST TEST SUBSTANCE Identity: Perfluorooctanoic acid, ammonium salt; may also be referred to as P F O A ammonium salt, Ammonium perfluorooctanoate, PFO , FC-116, FC-126, FC-169, FC-143, or as a major component of FX-1003.

y \ / U U . 06SI Life Cycle Waste Stream Estimates \j\JW August 2000 Ac3eChnMytattciartlmacleechadtWened"ruaiSfizssauetecalftanuSonrntediraxneetegaescmdtauinmtPEidevasretstfeiulmsuptuhoapmertleoymfscl"cuha,hroeydamriaonoitccefhfadaaelcsmAri:elpiipctUrioaiel.lrsSt2c.pa1oRnr,nede2tpel0faenr0raot0esmod.efbETppyrshootetBidemonauatbtctitjteaeellucl-eswtaivM1age9sete9.eom7fsoPtthrraeiiraastlmw1In:sosfrLtrkioitfuwmet-aebsototh huueEoFsonnifstrwdatiwsimvetme,aravatsaoiatetltpeeakrees,bescrin3auailMnitstwtotsytorauhhmospeeatfpxeseralpreyimnepmaarcnoiilpnhedrylitantemeiricmcnenieazfdefllaonaeutdrctciseaioeteldtnnicartgo.ismweiingnsSaseneeseaaeitrcsnfervuoidicanrnstaet3gdirnsvM,ejteuaatmh,smdmewgpaavmrnaoneorurueptslfunfotaoamtcrcfsctta3teurosusMerefr.iltinieaIn'egnsnsgsspptauolhrrormnoeoecdcpay1uuette9siiscaeoo9strd7nnssissmtdsseaiauupwnlbeberaoossstreuovedfvtqeistegtmuhhhrueeiaeeprnlnetgrpsteestrotsnooapegn1err9dcaa9ttmhsi7o.a,.ns pmcsrceptfmTsFiherntuuoxhrrihouseoonrlnpuoteumfcrldeacectyoeelhorwlulcttennclmuuhsltcylautyaaesryetrssetlsidssdsadeehvtsi.isaonerdssnode.todfbPawetTsspwleh"igttFymexohsruPahtrsOurepaehdatoFifiagscsecdaSilwsOmeeu,cgrhtatisuoopeeSttmsi,iihmesrqmuhttoorPtseeauloswunupdtcqFntiticlhovoamutatOoabt.hrealsiuthfeytaSvelmTiareysvotsraefnheoneiphietlosscstehletoarld,h(asienhysmitsn.ealonhrat,)nssepreevpfTt"rodlPsrchbbereu.hoiteoFieipsaomsiodlbleOsfrio"rtudenmetruohPgeSeceesiccarFniipstgenchnhtaonoOcraaaeadntaodtrnhliSmrdedt"nmidtyestfwhaadiesrpefprtecrfeeeciqoieeeialclortnwceursamleaebnsiidstitdtnedeetvaeaii-tmsituonsdaotcagd.eepanglsaeheecrdlPrsscgittanooeFabhhcoromtp"ldraaOasanseef"nedtlpaSralwCgtiasPotikhs.iisstruF8imneiesaulondRFsOltdmdsaonde1paet.Ssofshpthlq7soiwiaetnuououSafiItnnoemrntienn0tovedhnsds2cppalete.udeyaoiltroprllteiszofmIfogonrslhenodtuoencphypnuttsoerflhoedhtaiceaesrhberototnctmceoaaeettctiaas,tonldlnahsyiyrlreynsibseyisaenasntumoinsdcoacsmtoxiyeethhisphPaycnfg,parnealFPtrotttaadlhiOFsrdttodeteheOuunSapecdtSoyoityo.irfnatnre 3 Final Report Sulfonated Perfluorochemicals: U.S.