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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_000103686
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

L 91IJ TESTWELL LABORATORIES, INC. Environmental Laboratory NYS ELAP S 11142 47 Hudson Street, Ossining, New York 10562 NVLAP 4 200083-0 AIHA s 100147

Transmission Electron Microscopy Results Client: Bovis Lend Lease - LMB • 200 Park Avenue New York, New York Date Collected: 08/08/02 — Date Recd (lab): 08/09/02 - • Sample Location: Millenium Hilton Hotel @ WTC Various Floors Analysis Date: 08/12/02 55 Church Street TEM Analyst: D. McCar/ New York, New York Analytical Method: AHERA Field Technician: B. Gitman Filter Type: MCE 0.45 micron • vg.Grid Opening: 0.0121mm2 Volume Grid Lab Number Grid Area ICountable Asb. Concentration I Concentration Sample #: Sample Location: Colt. Openings 02TEM # Analyzed Structures Structures/mm2 Structures/cc (liters) Analyzed

33rd Floor Inside Work 355 6198 1280.0 6 0.073 0 <13.77 <0.004 Area 33rd Floor Inside Work 356 6199 1280.0 6 0.073 0 <1.3.77 <0.004 Area 33rd Floor Inside Work 357 6200 1280.0 6 0.073 1 13.77 0.004 Area

358 Blank 6201 0.0 6 0.073 0 <13.77 <0.004

359 Blank 6202 0.0 6 0.073 0 <13.77 <0.004

j _______________________________________________________________________________________________________________________ Structures/mm2 Structures/cc Total Average Concentrations < 13.77 < 0.004 This report is the confidential property of our clients. This certificate of analysisireport 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 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

NYC-WTC 000103686

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NYC-WTC_000103686Source: NYC Law Department, mirrored locally

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