NYC 9/11 Public Portal Document
"1 I Environmental Laboratory
47 Hudson Street, Ossining, New • 10562
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AIMS IO0147
Transmission Electron Microscopy Results
Client: Bovis Lend Lease Project#: MBO-025AB
200 Park Avenue
New York, New York Date Collected:
09/20/01
Date Rec'd (lab):
09/21/01
Sample Location: The Millenium Hilton Hotel Analysis Date:
09/20/01
55 Church Street TEM Analyst: D. McCarl
New York, New York Analytical Method: AHERA
EPA 40 CFR Part 763
Field Technician: M. Sokolinskiy
Filter Type - MCE 0.45 micron
Avg.Grid Opening: 0.0121mm'
Sample #: Sample Location:
Lab Number Volume Coll.
Grid
Openings
I Grid Area Countable Asb. Concentration I Concentration
01TEM # (liters) Analyzed Structures Structureslmm Structures/cc
Analyzed
BF-01-1 Lobby Center in Hall 3355 1250.0 6 0.073 10 137.74 0.042
BF-01-2 3rd Floor Center In Cafeteria 3356 1250.0 6 0.073 0 <13.77 <0.004
BF-01-3 5th Floor Center in Hallway 3357 1250.0 6 0.073 0 <13.77 <0.004
BF-01-4 8th Floor Center in Hallway 3358 1250.0 6 0.073 0 <13.77 <0.004
BF-05 Field Blank 3359 0.0 6 0.073 0 NIA NIA
BF-06 Field Blank 3360 0.0 6 0.073 0 NIA NIA
Structures/mm2 Structures/cc
Total Average Concentrations <20.66 <0.004
product endorsement by the National Voluntary Laboratory Approval
This report is the confidential property of our clients. This certificate of analysis/report shall not be used by the client to claim
shad not be reproduced in full, without
Program (NVLAP) or any agency of the United States Government. The laboratory has no control over air sampling collection. This certificate of analysis/report
the written approval of Testweil Laboratories, Inc.
Copyright O 2001 Testweil Laboratories Inc
La1osaroIy or p natory
NYC-WTC 000103780
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