AR226-2161 Current Permlt/Appljcation/PDF # 1823A 815D 8150 1353A Pre-ExIstIng 514A 614A 781 1953 2365A Note: For some vents the surfactant rate la less than the total paniculate reported in Air Emissions Inventory which can include polymer dust.

- :. ` 3 i E. 1. bu Font of Nevoun&s Company WILMINGTON.

BACKGROUND AR226-2412 JL^(^* WHAT IS C-8?

AR226-2261 815D(FP/D) 815D(FP/D) SOURCE ID 647 699 614A(FEP1) 231 614A(FEP2) 232 1953(FEP3) 242 2365A (PFA) 274 2003 Production annual lb 0 4.300,000 2,700,000 2,500,000 3,903,900 3,903,900 3,346,200 1,977,000 QPU 0.0025 0.0035 0.0045 0.0051 0.0051 0.0051 0.0065 Fraction to Dryer 0,92 0.4 0.4 0.4 0.7 Scrubber Elf EMISSION RATE (Ib/yr) EMISSION RATE (G/S) 0.85 4340.1 0.0625 0.93 0.93 0.93 0.93 557.5 557.5 477.8 629.7 0.0080 0.0080 0.0069 0.0091 FCP Total 11,154,000 Split Lines 1,2,&3 as 35/35/30 Line 3 QPU raised to 0.0051 per current operations

eeh Ran peAsFvabia[na NBrEaEs eset WS ITW OLSEN mie .- rs Srgag The mechanism underlying the hypolipemic effect of perfluorooctanoic acid (PFOA), perfluorooctane sulphonic acid (PFOSA) and clofibric acid Bente Haughom and @ystein Spydevold sae of Medco Biochem, Givers of Ol.

- Internal Correspondence -7 3M fee HI to CTloamicPiMeutcrpshy= -22-1116--10=1/00614-064 ESve DCelainffDuRoursackhme-ye4r1-1~ -1106-11/06-401/064 John Pilney - 47-1 - 01/064 0: TGGoloremdnonCnhrDaiensetnce-l-l11407---1170---100-101/1/0066-4401/064 From: Lacy R.

ears ssn orsreson mee LP, -- 2, : in albino rabbits u, Experiment Nou: Conducted at: Dates Conducted: conductea ny: / ECE2) || AUG23 1955 2 0e0m108 Revieved By: osssesozes SRaifkeetryLavbaolruaattoiroiens,LabIoner.atory Se Faun, Hnmesota Sune 15, 1983 to June 18, 1983 D 3aakons,anSrvf, o5e d 5B5atse TSotxuidcyoDliorgeicsttor CabneenLeOY ole, olEeQ RSeonuitoerTTooxxiiccootloongyist G SpEG ermvismor,eTe oarcology Test<ing4te4es; "emWac.biMeicoirsEicmk 00137 1

Lo mp 265 998 AR226-1954 Bladder Cancer inPerfluorooctanesulfonyl Fluoride Manufacturing Workers Final Report 3 Iwa:l Bruce H.

AR226-2298 FP/D D1 Cooler FP/D 03 Cooler FP/D D2 Bypass FP/D D3 Bypass Current Permlt/ApDiication/PDF # 1823A 815D 815D 1353A Pre-ExistIng 614A 614A 781 1953 2365A 2365A 2365A Note: For soma vents the surfactant rate Is less than the total partlculate reported in Air Emissions Inventory whteh can include polymer dust.

3M REPORT: BIOACCUMULATION STUDIES : gEH] 0800-373 "Marc8h, 1953 8 fifi (Bh re 2 0 rion oe rion mir -Fo . - i 000811807P : co{a0rd,i2ssThh.sttaoHtafSohostoemlwauetcrieootvnhpeverraosnmtedenocteurohwnlod,,edexsrpHetiernhndeicsimecae,anmtte1edsabcfcaiocsrtpeumtmdesoatnsaunrtcheemss)etnuatdnoydfismonlourb$e1il(fiartybeoqauvneedn,Kbemue.taasrsuirfneagimarelnystghoooronedyr(awn)doetxhspeohpsoounroe: ioFtohdntti his vPeryelrowpasorltuobl filfiyio,ermeavwneagneteowriftohmrotll hoewcuelloeawrdsmtseihazeusvufarTleo.rudewyo"h.fpi,scooe(unhxeebpeiwtclothyuelrdd=bheeah5xna0pdve,ipcoptrbh&ieaMmnloiddWneelraoargitweSfi7oFhe1a=wershy5p'.cLhPpuuurcsseur biiloaynerofthtehesMoelveecruallamremcobnrfaingcusra.tion may present some problems in crosiog through the pores of hbeoKU.g.. . : =`TrWhhaeerrteeapesoyrdotuaitssvteartreyacetohnoafftu0s0i3BngLu.wlh(e50n=0.50it0c0xupprpgebs."

AR226-2222 Stack Parameters Permit Number 1823A 815D 815D 1353A Pre-Existing 614A 614A 781 1953 2365A Semi-works Application Semiworks Application Scmiworks Application Semiworks Application Venl ID T6IZCE consists of 18 one-fool diameter verus.

Table5: ConcentrationfPsFOS inRatScirmiSnanqdesEM)12 Study#FACr-TOX-110Fogowingthe0 (D ID m-u 11@ < <-Z nm m !

AR226-2213 Current Permit/Application/PDF # 1823A 815D 8)5D 1353A Pre-ExIstIng 614A 614A 781 1953 2365A Note: For some vents the surfactant rate Is less than the total particulate reported In Air Emissions Inventory which can Include polymer dust, Note: tf emissions are sent to T61ZCE then emissions from T61FCE are reduced.

AR226-2470 1/25/00 DRAFT Responses to GE questions made by Dale VaaDeVelde on 1/5/00. 7) C-8 storage and use history Dupont Fluoroproducts began the use of Ammonium Perfluorooctanoate, C-8, in the early 1950's.

CHEM EHSR 320306Cre1m8icas 651 733 1958 12/09 98 13:22 NO.461 01/01 S34rCean, sso S273 im AR R26 - 0622 | am December 9, 1998 Charles M.