NYC 9/11 Public Portal Document
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1 TESTWELL LABORATORIES, INC.
Environmental Laboratory
47 Hudson Street, Ossining, New York 10562
Nvs FLAP # 11142
rrvuw#2oaoe3-o
AIHA # 100147
PCM AIR SAMPLE RESULTS
Client: Bovis Lend Lease Date Collected: 06/07/02
Date Rec'd (lab): 06/10/02
Project #: MBO-025AB Analysis Date: 06/10/02
— Analyst: D. McCar/ _
Sample Location: The Millenium Hilton
55 Chruch Street Analytical Method: NIOSH 7400
New York, New York
Field Technician: B. Gitman
Sample #: Sample Location: Sample Type 02PCM # Volume Concentration f/cc
537 36th Floor inside airlock During 16022 1300 0.0026
538 36th floor freight elevator lobby During 16023 1300 <0.0021
539 37th Floor inside airlock During 16024 1300 0.0045
540 37th floor freight elevator lobby During 16025 1300 0.0030
541 Field Blank During 16026 N/A N/A
542 Field Blank During 16027 N/A N/A
. * Limit of quantitation based on volume of air collected and 5.5 f/100 fields as per the NIOSH 7400 method. The report
value is calculated by using the higher value of either the actual concentration or the limit of quantification reported at
P(0.05) indicating the 95% confidence level at 2 standard deviations. ** Sample information is provided by the client &
presented as stated. "' Laboratory QC data available upon request. "" The laboratory has no control over air
sampling collection. Reports are the confidential property of our clients. This certificate of analysis/report shall not be
used by the client to claim product endorsement by the National Voluntary Laboratory Approval Program (NVLAP) or
any agency of the United States Government. This certificate of analysis/report shall not be reproduced except in full,
• without the written approval of Testwell Laboratories, Inc.
, 722
Deborah McCart - Laboratory Director
NYC-WTC 000103307
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