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PCM air sample results chain of custody, 200 Park Avenue

Machine-extracted title · confidence 85%

Chain of custody forms for personal protective equipment and air sampling results conducted at 200 Park Avenue by Testwell Laboratories.

NYC-WTC_000103205–000103466
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NYC 9/11 Public Portal Document I G0 1 VVCLL LAMUKA I UKILb,

• L Environmental Laboratory 47 Hudson Street, Ossining, New York 10562 ING. NYS ELAP # 11142 NVLAP #200083-0 AIHA # 100147

PCM AIR SAMPLE RESULTS Client: Bovis Lend Lease Date Collected: 06/04/02 i Date Rec'd (lab): 06/05/02 Project #: MBO-025AB Analysis Date: 06/05/02 Analyst: A. Sokol Sample Location: The Millenium Hilton • 55 Chruch Street Analytical Method: NIOSH 7400 New York, New York

• Field Technician: B. Gitman

Sample #: Sample Location: Sample Type 02PCM # Volume Concentration f/cc

458 Personal Decon During 15592 1450 <0.0019

459 OWA - Remote Waste Decon During 15593 1450 <0.0019

460 4th Floor inside airlock During 15594 1350 0.0067

461 4th Floor Freight Elevator Lobby During 15595 1350 0.0076

462 5th floor inside air lock During 15596 1350 0.0031

463 5th floor outside air lock During 15597 1350 • 0.0036

464 38th floor inside air lock During 15598 1350 0.0020

465 38th floor outside air lock During 15599 1350 0.0025

466 39th floor inside air lock During 15600 1350 0.0022

467 39th floor outside air lock During 15601 1350 <0.0020

468 40th Floor inside airlock During 15602 1350 0.0029

469 40th Floor Freight Elevator Lobby During 15603 1350 <0.0020

470 Blank During 15604 N/A N/A

471 Blank During 15605 N/A NIA * Limit of quantitation based on volume of air collected and 5.5 f/100 fields as per the NIOSH 7400 method. The report value is calculated by using the higher value of either the actual concentration or the limit of quantification reported at P(0.05) indicating the 95% confidence level at 2 standard deviations. ** Sample information is provided by the client & presented as stated. *** Laboratory QC data available upon request. **** The laboratory has no control over air S sampling collection. Reports are the confidential property of our clients. This certificate of analysis/report 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. This certificate of analysis/report shall not be reproduced except in full,

I without the written approval of Testwell Laboratories, Inc.

I Deborah McCall - Laboratory Director

NYC-WTC 000103292

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NYC-WTC_000103292Source: NYC Law Department, mirrored locally

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