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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_000103666
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NYC 9/11 Public Portal Document

TESTWELL LABORATORIES, INC. • 1L Environmental Laboratory 47 Hudson Street, Ossining, New York 10562 NYS ELAP # 11142 NVLAP # 200083-0 AIWA # 100147

Transmission Electron Microscopy Results •

Client: Bovis Lend Lease - LMB 200 Park Avenue New York, New York Date Collected: 07/09/02 Date Recd (lab): 07/10/02 Sample Location: Millenium Hilton Hotel @ WIC Various Floors Analysis Date: 07/12/02 55 Church Street TEM Analyst: M. Vera/di • New York, New York Analytical Method: AHERA Field Technician: B. Gitman Filter Type: MCE 0.45 micron tvg.Grid Opening: 0.0121mm2

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

268 10th Floor 3991 1280.0 6 0.073 0 <13.77 <0.004

269 10th Floor 3992 1280.0 6 0.073 0 <13.77 <0.004 r

270 10th Floor 3993 1280.0 6 0.073 0 <13.77 <0.004 271 10th Floor 3994 1280.0 6 0.073 0 <13.77 <0.004

272 10th Floor 3995 1280.0 6 0.073 0 <13.77 <0.004

273 11th Floor 3996 1280.0 6 0.073 0 <13.77 <0.004

274 11th Floor 3997 1280.0 6 0.073 0 <13.77 <0.004

275 11th Floor 3998 1280.0 6 0.073 0 <13.77 <0.004 •

276 11th Floor 3999 1280.0 6 0.073 0 <13.77 <0.004

277 11th Floor 4000 1280.0 6 0.073 0 <13.77 <0.004

278 12th Floor 4001 1280.0 6 0.073 0 <13.77 <0.004

279 12th Floor 4002- 12800 6 0.073 0 <13.77 <0.004

280 12th Floor 4003 1280.0 6 0.073 0 <13.77 <0.004

281 12th Floor 4004 1280.0 6 0.073 0 <13.77 <0.004

282 12th Floor 4005 1280.0 6 0.073 0 <13.77 <0.004 283 Field Blank 4006 0.0 6 0.073 0 <13.77 <0.004 284 Field Blank 4007 0.0 6 0.073 0 <13.77 <0.004 Structures/mm2 Structures/cc Total Average Concentrations <13.77 <0.004 -•- - • •.. . r• • .. h...• w.a

uuca.c v, anaiysiwrepon snau not oe usea oy me cuent-to-eiaim product endorsement by the National i

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-WTC000103666

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NYC-WTC_000103666Source: NYC Law Department, mirrored locally

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