NYC 9/11 Public Portal Document
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1 TESTWELL LABORATORIES, INC.
Environmental Laboratory
47 Hudson Street, Ossining, New York 10562
NYS ELAP #11142
NVLAP#2008-0
ANA #100147
0 PCM AIR SAMPLE RESULTS
Client: Bovis Lend Lease Date Collected: 06/28/02
Date Rec'd (lab): 07/01/02
Project #: MBO-025AB Analysis Date: 07/01/02
_ Analyst: D. McCarl
Sample Location: The Millenium Hilton
55 Chruch Street Analytical Method: NIOSH 7400
New York, New York
Field Technician: T. Chhetry & B. Gitman
Sample #: Sample Location: Sample Type 02PCM # Volume Concentration f/cc
841 18th Floor inside airlock During 19393 1300 0.0056
842 18th Floor Outside Airlock During 19394 1300 0.0025
843 19th Floor inside airlock During 19395 1300 <0.0021
844 19th Floor outside airlock During 19396 1300 <0.0021
845 Field Blank During 19397 N/A N/A
846 Field Blank During 19398 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
r
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.
Deborah McCarl - Laboratory Director
NYC-WTC 000103369
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