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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 I VYCL L LHD V r%JA I V IZICJ, IP4L .

• LL Environmental Laboratory 47 Hudson Street, Ossining, New York 10562 NYS ELAP # 11142

NVLAP # 200083-0 AIHA # 100147

PCM AIR SAMPLE RESULTS Client: Bovis Lend Lease Date Collected: 06/27/02 Date Rec'd (lab): 06/28/02 Project #: MBO-025AB Analysis Date: 06/28/02 Analyst: M.Stein Sample Location The Millenium Hilton 55 Chruch Street Analytical NIOSH 7400 New York, New York

Field Technician: B. Gitman

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

813 Person Decon During 19060 2550 .0012

814 Wste Decon During 19061 2550 <.0011

815 20th floor inside airlock During 19062 900 .0044

816 20th floor inside airlock During 19063 900 .0075

817 21st floor inside airlock During 19064 900 .0044

818 21st floor outside airlock During 19065 900 .0038

819 22th floor inside airlock During 19066 900 <.0030

820 22th floor outside airlock During 19067 900 <.0030

821 19th floor inside airlock During 19068 2350 .0021

822 19th floor outside airlock During 19069 2350 .0035

823 18th floor inside airlock During 19070 2350 .0034

824 18th floor outside airlock During 19071 2350 .004 0 * 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 availaole 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 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.

Deborah McCarl - Laboratory Director

NYC-WTC 000103363

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NYC-WTC_000103363Source: NYC Law Department, mirrored locally

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