NYC 9/11 Public Portal Document
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9'llb
TESTWELL LABORATORIES, INC.
Environmental Laboratory NYS EIA➢ 0 11142
47 Hudson Street, Ossining, New York 10562 NVLAP a
20008:3.0
AM S 100147
• PCM AIR SAMPLE RESULTS
Client: Bovis Lend Lease Date Collected: 05/23/02
Date Rec'd (lab): 05/24/02
Project #: MBO-025AB Analysis Date: 05/24/02
Analyst: D. McCarl
Sample Location Millenium Hilton @ WIC
55 Chruch Street Analytical Method: NIOSH 7400
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New York, New York
Various Floors Sample Condition Acceptable? YES
Field Technician T. Chhetry
tion: Sample Volume Concentration
Sample #: Sample Loca r02PCM
Type f/cc
Outside Work Area 47th Floor Inside During 14259 1300 0.0030
291
Airlock
Outside Work Area 47th
292 Floor During 14260 1300 0.0040
Freight Elevator Lobby
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Outside Work Area 46th Floor Inside
293 During 14261 1300 0.0041
Airlock
Outside Work Area 46th Floor During 14262 1300 0.0036
294
Freight Elevator Lobby
Outside Work Area 45th Floor Inside During 14263 1300 <0.0021
295
Airlock
Outside Work Area 45th
296 Floor During 14264 1300 0.0028
Freight Elevator Lobby
Outside Work Area 6th Floor MER During 14265 1300 0.0075
297
Inside Airlock
Outside Work Area 6th Floor MER During 14266 1300 0.0091
298
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Freight Elevator Lobby
299 Field Blank Blank 14267 0 N/A
300 Field Blank Blank 14268 0 N/A
L7 301 Field Blank Blank 14269 0 N/A
302 Field Blank Blank 14270 0 N/A
Limit of quantitation based on volume of air collected and 5.5 (1100 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.
Deborah McCall - Laboratory Director
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NYC-WTC 000103259
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