NYC 9/11 Public Portal Document
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AIRBORNE ASBESTOS ANALYSIS BY TRANSMISSION ELECFRON MICROSCOPY
CUENT Warren & Paazer Engilloers, P.C. PROJECT: NYC UFP, 24 Jobn Street
LABORATORY M #: T02-10-048 DATE OR REPORT: 10/08/02
ATHENICA ANALYT. METHODOLOGY: A14ERA DATE OF ANALYSIS: 10108/02
ef'lfIOP91/a TA19EFMCr$tt/e. FILTER TYPE: M.C.E. EFFECT1VE FILTER AREA (mm'): 385
Tea Qi4i)18l-7490 AVERAGE CO. AREA (minj: 0.013838
Fa,. 1711) 7844085
LABORATORY RESULTS
CLIB14T8 LAl1.ID 4 LOCATION VOLUME GO:a ARE AtMLYT. TOTAL t'OTAL AIR AIR ASBBST. AM111ts,
01) ANAL ANALV MR1481 W. ASBE8fOS AS OS LUDIC. CONC. TYPE ASBEBT
YZED ZI:D (dsuc4/cat3) AIR C MC. H1LTXR I+0E Doll CHRYS. TYPE
(rarw1) (a4ruc.kram comr. STRUCI. STRUCf. Si'ECf1Y
Jmm) 825. m
OIIWA T02-10- On roof 4 fl., 1350 5 0.()692 0.0041 <0.0041 <14.45 NA NA NA NA
048-2918 center of waikarea
02IWA T02-10- On rnof 4 fi., ivcst 1350 5 0.0692 0.1041 <0.0041 <14.45 NA NA NA NA
048-2919 section of wink area
03IWA T02-10- On roof4" fl., north 1350 5 0.0692 0.1041 40.0041 <14.45 NA NA NA NA
0492920 section of work area
04IWA T02.10- On rool4th fl_, east 1350 5 0-0692 0.004I 4.0041 <I4.4S NA NA NA NA
018-2921 section of workarea
050WA 102-10- 4d91, on MR 611 of 1350 5 0.0692 0.0041 <0.0041 <1445 NA NA NA NA
048-2922 doorway kading-to
roof
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d .~ll l/J
&I1L
fr (I SrJ
ANALYST LABORATORY DIRECTOR
F 17imilfak ie nnneerlm -
LABORATORY CERTIFICATION NUMBERS: NVLAP 101958, ELAI' 10955
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NYC-WTC 000094400
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