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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

TESTWELL LABORATORIES, INC. • 911 b Environmental Laboratory 47 Hudson Street, Ossining, New York 10562 NYSELAP#11142

NVLAP#200083-0 ANA # 100147

I CM AIR SAMPLE RESULTS •

Client: Bovis Lend Lease Date Collected: 06/17/02 Date Rec'd (lab): 06/18/02 Project #: MBO-025AB Analysis Date: 06/18/02 Analyst: D. McCarl Sample Location: The Millenium Hilton 55 Chruch Street Analytical Method: NIOSH 7400 New York, New York

Field Technician: T. Chhetry & B. Gitman

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

644 30th Floor inside airlock During 17079 1250 <0.0022

645 30th Floor Freight Elevator Lobby During 17080 1250 <0.0022

646 31th Floor inside airlock During 17081 1250 <0.0022

647 31th Floor Freight Elevator Lobby During 17082 1250 <0.0022

648 26th floor inside air lock During 17083 1250 <0.0022

649 26th Floor Freight Elevator Lobby During 17084 1250 <0.0022

650 27th floor inside air lock During 17085 1250 <0.0022

651 27th Floor Freight Elevator Lobby During 17086 1250 <0.0022

652 28th floor inside air lock During 17087 1250 <0.0022

653 28th Floor Freight Elevator Lobby During 17088 1250 <0.0022

654 Field Blank During 17089 N/A N/A

655 Field Blank During 17090 N/A N/A

* 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 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 0 any agency of the United States Government. This certificate of analysis/report shall not be reproduced except in full, without the written approval of Testwell Laboratories, Inc.

Deborah McCarl - Laboratory Director

NYC-WTC 000103331

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NYC-WTC_000103331Source: NYC Law Department, mirrored locally

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