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PCM air sample results chain of custody, 200 Park Avenue

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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. 1 Environmental Laboratory 47 Hudson Street, Ossining, New York 10562 NYS ELAP 911142

NVLAPaz00083-0 AIHA a

1011147

PCM AIR SAMPLE RESULTS •

Client: Bovis Lend Lease Date Collected: 06/24/02 Date Recd (lab): 06/25/02 Project #: MBO-025AB Analysis Date: 06/25/02 Analyst: M. Stein 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 is

753 Personal Decon During 18221 1250 0.0027

754 Waste Decon During 18222 1250 0.0022

755 3rd Floor inside airlock During 18223 1200 0.0131

756 3rd Floor outside airlock During 18224 1200 0.0033

757 23th floor inside air lock During 18225 1200 0.0086

758 23th floor outside air lock During 18226 1200 <0.0023

759 24th floor inside air lock During 18227 1200 0.0024

760 24th floor outside air lock During 18228 1200 0.0043

761 25th floor inside air lock During 18229 1200 0.0053

762 25th floor outside air lock During 18230 1200 0.0119

763 Personal Decon During 18231 1350 <0.0020

764 Waste Decon During 18232 1350 <0.0020 r

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 analysislrepert shall not be used by the client to claim product endorsement by the National Voluntary Laboratory Approval Program (NVLAP) or r

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 McCart - Laboratory Director

1

NYC-WTC 000103351

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NYC-WTC_000103351Source: NYC Law Department, mirrored locally

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