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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

C

Z— • TESTWELL LABORATORIES, INC. Environmental Laboratory NYS ELAP # 11142

47 Hudson Street, Ossining, New York 10562 NVLAP#200083-o AIHA # 100147

PCM AIR SAMPLE RESULTS •

Client: Bovis Lend Lease Date Collected: 07/10/02 Date Rec'd (lab): 07/11/02 Project #: MBO-025AB Analysis Date: 07111/02 Analyst: D. McCar! 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

966 9th floor inside air lock During 20807 1200 .0057

967 9th floor outside air lock During 20808 1200 .0110

968 lobby insinde air lock During 20809 1200 .0051

969 lobby outside air lock During 20810 1200 .0078

970 Blank During 20811 N/A N/A

971 Blank During 20812 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 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 000103395

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NYC-WTC_000103395Source: NYC Law Department, mirrored locally

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