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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

L 1 TESTWELL LABORATORIES, INC. Environmental Laboratory NYS ELAP# 11142

47 Hudson Street, Ossining, New York 10562 rrvua

# 2=83-o AIHA # 100147

PCM AIR SAMPLE RESULTS Client: Bovis Lend Lease Date Collected: 07/02/02 Date Rec'd (lab): 07/04/02 Project #: MBO-025AB Analysis Date: 07/04/02 — Analyst: M.Stein — Sample Location The Millenium Hilton 55 Chruch Street Analytical NIOSH 7400 New York, New York

Field Technician: B. Gilman

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

890 15th floor inside air lock During 20076 1300 .003

891 15th floor outside air lock During 20077 1300 .0038

892 16th floor inside air lock During 20078 1300 .0057

893 16th floor outside air lock During 20079 1300 .0026 i

894 Blank During 20080 N/A N/A

895 Blank During 20081 N/A N/A

* Limit of quantitatlon 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 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 McCari - Laboratory Director

NYC-WTC 000103379

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NYC-WTC_000103379Source: NYC Law Department, mirrored locally

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