NYC 9/11 Public Portal Document
TESTWELL LABORATORIES, INC.
Environmental Laboratory ~~ _ flCMT ~ NY8 ELAP 011142
NVI.AP / 2000830
47 Hudson Street, Ossining, New York 10562 , G_ l
AMA • 100147
Transmission Electron Microscopy Results
Project#: MBO-025AB
Client: Bovis Lend Lease
200 Park Avenue
Date Collected: 10/18/01
New York, New York
Date Recd (lab): 10/19/01
Analysis Date: 10/22/01
Sample Location: The Mllenium Hilton Hotel
TEM Analyst: D. MCCarI
55 Church Street
Analytical Method: AHERA
New York, New York
EPA 40 CFR Part 763
Field Technician: M. Sokolonskiy
Filter Type - MCE 0.45 micron
Avg.Grid Opening: 0.0121mm2
Lab Number Volume Coll. Grid Grid Area Countable Asb. Concentration Concentration
Sample #: Sample Location: Openings Analyzed Structures Structures/mm' Structures/cc
-
01TEM # (liters) Analyzed
(
Room #4110 3782 1260.0 6 0.073 6 82.64 ✓' 0.025
13A-4110
Room #4111 3783 1260.0 6 0.073 9 123.97 0.038
14A-4111
Room #4112 3784 1260.0 6 0.073 14 192.84 - 0.059
15A-4112
Room #4114 3785 1260.0 6 0.073 6 82.64 0.025
16A-4114
3786 1260.0 6 0.073 0 <13.77 <0.004
17A-CE C-Level Garage, East Side
3787 1260.0 6 0.073 2 27.55 0.008
18A-CW C-Level Garage. West Side
3788 1260.0 6 0.073 1 13.77 0.004
19A-SCE SC-Level Garage, East Side
3789 1260.0 6 0.073 2 27.55 0.008
20A-SCW SC-Level Garage, West Side
Field Blank 3790 0.0 6 0.073 0 N/A N/A
21A
3791 0.0 6 0.073 0 NIA N/A
22A Field Blank
Structures/mm2 Structures/cc
Total Average Concentrations 70.59 0.021
shag not be used by the client to claim product endorsement by the National Voluntary Laboratory Approval
This report is the confidential property of our clients. This certificate of analysisrreport
over air sampling collection. This certificate of analysis/report shag not be reproduced In fug, without
Program (NVLAP) or any agency of the United States Government. The laboratory has no control
the written approval of Testwef Laboratories. Inc.
coovrioht O 2001 Testwel Laboratories. Inc.
L.aboraloly or p narory
NYC-WTC 000103852
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