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Document / 118 pages

Final air sample results, 55 Church Street, undated

Machine-extracted title · confidence 90%

One-hundred-eighteen page document from Testwell Laboratories presenting final air sample results for a lease at 200 Park Avenue.

NYC-WTC_000103604–000103721
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Scanned page image, NYC-WTC_000103671
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NYC 9/11 Public Portal Document

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TESTWELL LABORATORIES, INC. L Environmental Laboratory 47 Hudson Street, Ossining, New York 10562 NYS ELAP # 11142 NVLAP 5200083-0 0 AIMA # 100147

Transmission Electron Microscopy Results Client: Bovis Lend Lease - LMB • 200 Park Avenue New York, New York Date Collected: 07/12/02 Date Rec'd (lab): 07/13/02 Sample Location: Millenium Hilton Hotel @ WIC Various Floors Analysis Date: 07/16/02 55 Church Street TEM Analyst: D. McCar/ New York, New York Analytical Method: AHERA Field Technician: B. Gitman Filter Type: MCE 0.45 micron 1vg.Grid Opening: 0.0121mm2

Lab Number Volume Grid Sample #: Sample Location: Coll. Openings Grid Area Countable Asb Concentration Concentration 02TEM # liters Analyzed Analyzed Structures Structures/mm2 Structures/cc

292 8th Floor 7273 1280.0 6 0.073 0 <13.77 <0.004

293 8th Floor 7274 1280.0 6 0.073 0 <13.77 <0.004

294 8th Floor 7275 1280.0 6 0.073 0 <13.77 <0.004 0 295 8th Floor 7276 1280.0 6 0.073 0 <13.77 <0.004

296 8th Floor 7277 1280.0 6 0.073 0 <13.77 <0.004

297 Field Blank 7278 0.0 6 0.073 0 <13.77 <0.004

298 Field Blank 7279— 0.0 6 0.073 0 <13.77 <0.004 Structures/mm2 Structures/cc Total Average Concentrations <13.77 <0.004 I rub

1S reporr

ure connuenuai property

ceruncate or analysis/report snail not be used by the client to claim product endorsement by the National or our

clients. i nis

Voluntary Laboratory Approval Program (NVLAP) or any agency of the United States Government The laboratory has no control over air sampling collection. This • certificate of analysis/report shall not be reproduced in full, without the written approval of Testwell Laboratories, Inc.

Laboratory Director/Approved Signatory

0

NYC-WTC 000103671

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NYC-WTC_000103671Source: NYC Law Department, mirrored locally

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