NYC 9/11 Public Portal Document
10/01/2001 10:42 FAX 212 353 8306 ATC J 014'/020
ATC Environmental, Inc.
104 East 25th Street
New York, New York 10010
Approved H.Y. State FLAP #10879
N.Y.C. Housing Authority ACCREDITED NVLAP Lab Code # 1187
250 Broadway, 16th Floor Report Date: 09/16/01
New York, NY 10007
ELECTRON MICROSCOPY (TEMZ
ASBESTOS FIBER ANALYSIS BY TRANSMISSION SaarSv'Disperaive X-RAY speetzanCcpy (EMS)
Electron Diffraction (SAID) and
with Fiber Idratifiaation by Selected-Aran 0=tobar 30, 1987
(40 CPR, tart 763). Vol. E2. No. 210,
Methods ALIERA Final Rule. EPA Fedorsl Register
nslveis Para-netc**
sample idcntificatior.
T2M Sataple No_: 512 - 52083
BZOjaaC/Sitar 250 Droadway. N. *.tY
Ploore 31, 27, 14. 8
and 0ponisge Analyzed d
Date Reccivod+ 09 s 01
Average Grid 0peaings 106.00 um
Project sample too. os i
Total Area Analyzed; 0.0450=2
Air Volumes- 1800 litora
Analytical Soaitivity: 22.7 t&/m%'2
Filter Type: = 25 mm diem. Pore Sines 0.45 WE
0.0048 s/a9
Effective Area: 395
-------------•---------------------------
F BROUS PARTICUTaATES ANALYZED CONCENTRATIO
Number obeerved. —
Total
Total. struck. Filter Air
5inglo Matrix
8trucr/mm2 Struck/cc nom/m3
C3utee ;tract. Struck. a-5vra
Fibozs Bundles
0 0 0.0 0.0000 0
Chrycotile Asbestos 0 0 0 0
0.0 0.0000 0
0 0 0 0
Amphibole Asbostoo 0 0
0.0 0.0000 0
Ambiguous 0 0 0 0 C 0
C 0 0.0 0 . 0000 0
Total asbestos (ineludas ambiguous structures)
0 C 0 0 0.0 0. 0000 N/A
Noss-Asbestos 0 0 N/A
C 0 0.0 0.0000
0 0 0 0
No Ide7nbiiicatioa
0 0 0.0 0.0000 FAA
Totals (All structureal
analysis is 1 standard deviation.
Tho estimated uncertainty at this
--------------------------------------------------
detected
Non-asbestos fiber i.d. (EDS/SAED): None
Amphibole Asbestos Type: None detected -------------------------------
TEN method
TheAnalysis was carried out in accordance with the approved the met
quality specified for
This laboratory is in compliance with the
Analyzed by: Report Reviewed by:
Michael A. Gorycki, Ph.D.
Roman Peysakhov
Director of Electron Microscopy
NYC-WTC 000106088
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