NYC 9/11 Public Portal Document
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TESTWELL LABORATORIES, INC.
Environmental Laboratory rm ELAP # 11142
47 Hudson Street, Ossining, New York 10562 Nv1AP #200083-0
AIHA # 100147
Transmission Electron Microscopy Results
Client: Bovis Lend Lease - LMB
• 200 Park Avenue
New York, New York Date Collected: 07/19/02
Date Rec'd (lab): 07/22/02
Sample Location: Millenium Hilton Hotel @ WTC Various Floors Analysis Date: 07/24/02
55 Church Street TEM Analyst: D. McCar/
New York, New York Analytical Method: AHERA
• Field Technician: B. Gitman
Filter Type: MCE 0.45 micron
►vg.Grid Opening: 0.0121mm2
Lab Number Volume Grid
Sample #: Sample Grid Area Countable Asb Concentration Concentration
Coll. Openings Analyzed Structures Structures/mm2 Structures/cc
Location: 02TEM #
(liters) Analyzed
299 Lobby 4824 1280.0 6 0.073 1 13.77 0.004
300 Lobby 4825 1280.0 6 0.073 0 <13.77 <0.004
301 Lobby 4826 1280.0 6 0.073 0 <13.77 <0.004
0 302 Lobby 4827 1280.0 6 0.073 0 <13.77 <0.004
303 Lobby 4828 1280.0 6 0.073 0 <13.77 <0.004
304 Field Blank 4829 0.0 6 0.073 0 <13.77 <0.004
305 Field Blank 4830— 0.0_ 6 0.073 0 <13.77 <0.004
Structures/mmz Structures/cc
Total Average Concentrations <13.77 <0.004
_. . _................. . . .. .., ,,, — . , ,u ui auasysiwrepvu snau nor oe uses oy the cuent to claim product endorsement by the National
Voluntary Laboratory Approval Program (NVLAP) or any agency of the United States Government. The laboratory has no control over air sampling
collection. This
certificate of analysis/report shall not be reproduced In full, without the written approval of Testwell Laboratories, Inc.
Laboratory Director/Approved Signatory
0
NYC-WTC 000103673
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