NYC 9/11 Public Portal Document
TESTWELL LABORATORIES, INC.
11I.!: Environmental Laboratory
47 Hudson Street, Ossining, New York 10562
NYS EL;P - 11142
NVLAP : 200083-0
AIHA 3 100147
•
PCM AIR SAMPLE RESULTS
Client: Bovis Lend Lease Date Collected: 05/31/02
Date Recd (lab): 06/03/02
Project #: MBO-025A6 Analysis Date: 06/03/02
Analyst: A. Sokol
Sample Location Millenium Hilton @ WTC
55 Chruch Street Analytical Method: NIOSH 7400
New York, New York
Various Floors Sample Condition Acceptable? YES
Field Technician T. Chhetry
Sample #: Sample Location: Sample 02PCM Volume Concentration
Type f/cc
Outside Work Area 38th Flora Inside
415 During 15361 1350 0.0038
Airlock
Outside Work Area 38th Floor
0 416
Freight Elevator Lobby
During 15362 1350 0.0047
417 Field Blank Blank 15363 0 N/A
418 Field Blank Blank 15364 0 N/A
419 Field Blank Blank 15365 0 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.
Deborah McCart - Laboratory Director
l_I
r1
Page 1 of 1
EJ
NYC-WTC 000103283
OCR can misread numbers and units. Confirm readings against the page image before using them.