SoEPA =z NOTE Toh SUBJECT: PowerPoint Presentation: EPA Activites/lssues on Fluorosurfactants Hp FROM: Mary F.

R226 -- [314 Overview of the Mechanics of Film Formation of AFFF > Aqfluueorooucsarbfoinlms-ufroframcitnagntfsoaasmth(eAmFaFj)orgesnuerrfaalcleyaccotnitvaeicnosmmpioxnteunretssof hydrocarbon and This class of fire-fighting uniform aqueous duplex foams has film (10-30 the capability pm thick) on to spread and forma thin, low-surface tension organic liuids such as volatile hydrocarbons and fuels.

AR226-1374 oe ATTACHE TIME LINEFORC-8 CONTROL PROGRAM ARARG 1374 March 20, 1981 o pIrnefloirnmeidnabryy 3anMinoaflessbturdyioetsoxwiictheffCe-8c.ts observed fn March 27, 1981 o3fM vtaesatviressiutletds.by Du Pout personnel to verify valldity March 27-31, 1981 o pDreocciesdiuornemsaddeevetloompoevdefoarllhafnedmlaliensg ftreommpoTrEaFryLOmNoveasrea and (AttachmeInIt - typed April 9, 1981).

AR226-1385 Rag 6 -- 1385 wo mG. som rion: surraro w. cuseesen, oH mY vores cc: 80 Division Directors B3F.. wWE. aoRanrpnnpea,rpeo,rwtoH,o-onN-13519 rest 28, 1501 co retan) Rcaovnetrohlasd nrCoecn8rduei(ttFeeCcd-t1a4fb3r)loemblltoheeovdelCsolreovpFeolraCtt8ee1shtieLnsrgdeTocsaodrntt0ei.rn0s0u.4espr1wa3i.tchoenxtpioolssedteemspcleodyetehsesanfdor aine a "noH-aesfkfealcltTMhalseveilnitiniatraetds.an aenmiisatlsswtiuldly ntohtisbweeeakvatilhaabtlmeayForhel6bp ddaevtee:rVEIxLoLn ctohnetiwnoIurnekptlhtaeocebi:enteurstesd,aoaura bsltoaondtaxldevoefl t0.h-a0t.4wilplranottotmalanodragcaenircemofvlesroriodfesfemales mcicen .

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ARR26. 1466 g F&F DEPARTMENT FEFBCR-U1A4R3Y,DAT1A980 SITE NAME Weeks Exposure Blood Analysis Wcoornke.plaFcCe-*143 approx.)

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AR RSE 0649 PFOS Genotoxicity P - Y u00048 aS = J) 0 = FBER mas -- asin-- Snes Sansary 1981 By: YaDolEtyeRLoiaEnlaTanEsrereners ne Z -- (SSEeHrrRraIs) fJ--p--sa--teen: SonariShEeppEe 2h camntner rvs 3L .

AR R26 _ 0659 N-Et FOSE alcohol Teratology - [ a @ HAZLETONusonsronesavencane.

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BACK TO MAIN Study Title - Characterization Study of PFOS, Primary Standard Test Control Reference #TCR-000 17-046 PHASE: SOLUBILITY OF P F o S IN NATURALSEAWATER AND AN AQUEOUS SOLUTIO'NOF 3.5% SODIUMCHLORIDE Data Requirement 40 CFR 160.105(b) Author Mark E.

BACK TO MAIN Centre Analytical Laboratorks, Inc. 3048 Research Drive State C%?

_--_--mm Exygen : RESEARCH Per AE : ?

AR226-2533 FLUOROPOLYMERS 81-4 PAGE 10 3.

AR226-2645 34 AR226-2645 ISlI ' Inputs / Lbs PTFE LbsC8 Step Processinq Lbs PTFE LbsC8 ill Substep Process sewer Lbs C8 Output Hazardous waste Air disposal Yarn Finishing (packing yarns) 89,379.5 133.2 'roduct 89,379.5 3ryer Vent 133.2 0.0 133.2 Spinning 825,260.0 1,229.6 Product 687,819.0 1024.9 Coag/wash Sintering 973.6 Sintered exhaust 41.0 10.2 Waste 87,319.0 130.1 Coag/wash Sintering 123.6 'umpout White 41,342.0 exhaust 61.6 5.2 1.3 61.6 waste 8,780.0 13.1 13.1 wet waste 0.0 0.0 0.0 Cleaning linse 0.0 - 0.0 totes 0.0 0.0 0.0 Clean dispersion tanks 0.0 0.0 0.0 Spill Nonroutine Ruptured containment discharges 1,532.0 2.3 tote 1,532.0 2.3 and cleanup 2.3 Total Grand total 916,171.5 1,365.1 916,171.5 1,365.1 (// , ,2..