NYC 9/11 Public Portal Document
LL LABORATORIES INC. flfl F
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NYS ELAP #11142
Environmental Laboratory
47 Hudson Street, Ossining, New York 10562 NVLAP #200083-0
ANA # 100147
PCM AIR SAMPLE RESULTS
Bovis Lend Lease Date Collected: 09/20/01
Client:
Date Rec'd (lab): 09/21/01
MBO-025AB Analysis Date: 09121/01
Project #:
Analyst: J. Yarrusso
Sample Location: The Millenium Hilton
55 Chruch Street Analytical Method: NIOSH 7400
New York, New York
Field Technician: M. Sokolinkly
Sample #: Sample Location: SampleType 01PCM # Volume Concentration f/cc
1-1 Lobby Center in Hall Ambient 19857 1200 0.051
2-1 Lobby South Side Ambient 19858 1200 0.0492 0
Lobby Floor, Entrance to Ambient 19859 1200 0.0059
3-1 Telemarketing Office
4-3 3rd Floor North Side Ambient 19860 1200 0.0221
3rd Floor South Side Ambient 19861 1200 0.0047
5-3
3rd Floor Center in Kosfter Ambient 19862 1200 0.0137
6-3
7-5 5th Floor Entrance to Pool Ambient 19863 1200 0.0074
5th Floor Esecutive office Ambient 19864 1200 0.0041
8-5
5th Floor Entrance to Computer Ambient 19865 1200 0.0072
9-5 Room
8th Floor Room #803 Ambient 19866 1200 0.0025
10-8
8th Floor Room #806 Ambient 19867 1200 <0.0022
11-8
8th Floor Hallway Between Rooms Ambient 19868 1200 0.0082
12-8 #810 & 811
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* Limit of quantitation based on volume of air collected and a.o U1uu neius as per we ii' n i tuv
ii
u1 . , :Gr....
or the limit of quantification reported at
value is calculated by using the higher value of either the actual concentration
** by the client &
P(0.05) indicating the 95% confidence level at 2 standard deviations. Sample information is provided
presented as stated. Laboratory QC data available upon request. * " The laboratory has no control over air
not be
sampling collection. Reports are the confidential property of our clients. This certificate of analysis/report shall
endorsement by the National Voluntary Laboratory Approval Program (NVLAP) or
used by the client to claim product
agency of the United States Government. This certificate of analysis/report shall not be reproduced except in full,
any
without the written approval of Testwell Laboratories, Inc.
Deborah McCarl - Laboratory Director
NYC-WTC 000103781
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