NYC-WTC_000202657

NYC 9/11 Public Portal Document

ATC ASSOCIATES INC. TEM ANALYSIS LAB GROUP tt: 5606 - 10/04/01 Lab Sample Nc. 6OQ96 Filter Type MCE 25 mm Operacor Client Spl. No. HSEF-S-10/3-18 Filter Area 385 nBn*2 Instrument I.D. EM 10 CRX Grid I.O. Disk No. Screen Magnification 16,4QQX (GO) Area 0.01124 infn"2 Commencs Acc. Voltage 80 kV No. GO to be Analysed _4 { 3.147 Struct. Corspd. to 70 s/nwi'^2.)

GO. Structure structure Type Length I.D. of Structure EDS >0.3 um (Nonasb. No. Coord. No. F B C M > Sum Chrys. Amphibole Nonasb. Ambig./ND Elements) < 5 um

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Photo No. (from 1 In 5 ubcstca- idantify all atructufi 18 Cheek flUffraction for ibestoe ^tors all unropoeted spectm— Qoatnining winplos) BHTai la (let 4) <aox uodleseloer^lllOTf^SHWer cr^HBM Struct o > a.Suin k > 5:1 Aspect RaUc <10X pnrUeulata oororscs >sn covomeo No Not Okoomd (n» ipootrum or dlirrocUnn pottors) nt Innet IB unfoldnd er nonrUppod grid oNuemn lotala X' PoMUn durrnctlno pattern propartiao oanlnraiine F B- C M > Sum la laharatsrp idanUdoaUan crllana akaarrad. -Ununod portinn •< imar -------- porUnn Chrysotile / I or nltnr Par Mn0ibelw: OoMaa lajwr Um ni*MU aa4 Porttan of miar (Boon .Mo) 3.9 mite af aai-UrtiuwU Uwr Um imI WmIm ta Nkiont tn nuatanUso Amphibole lajrar Um rafwak dtoUaea (Isaam). t/a SDS fMotnuB ooafOrrainf to tohoratorv Ambiguous idantincaUon oritorta obaanrad. AMPHIBOLES ra SIncto nbir (1-3 IntsnoaUona a 1-3 nboro) Amosite Bo Bundis l>3 nbsri <1 nbnr dlnmntnr ipan) __________ am nitsr Crocidolite Non-asbestos C> Cluoter (>a l.tan-cUon.) Ha Hntrin J siappini RuIsk I--------1 AnthoptayUite mo* No Sbrualurw DoUetod u\MTA\psiv*n\iuiac\cjioe9na c/ss/w [ >40 b/C.O. or In let 4 G.O. Tremolite Actinolite Non-Identified

CITY_21MC100_003274954

NYC-WTC_000202657