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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. 7LL Environmental Laboratory 47 Hudson Street, Ossining, New York 10562 Mrsa.AFs11142

NVLav : 200083-o AIHA r 100147

PCM AIR SAMPLE RESULTS Client: Bovis Lend Lease Date Collected: 05/16/02 Date Rec'd (lab): 05/18/02 Project #: . MBO-025AB Analysis Date: 05/18/02 Analyst: L Chiauerini Sample Location Millenium Hilton @ WTC 55 Chruch Street Analytical Method: NIOSH 7400 New York, New York Various Floors Sample Condition Acceptable? YES Field Technician T. Chhetry

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

150 . Field Blank Blank 13126 0 <0.0021

151 Field Blank Blank 13127 0 <0.0021

152 Field Blank Blank 13128 0 <0.0021 .' 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 McCarf - Laboratory Director

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NYC-WTC 000103232

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NYC-WTC_000103232Source: NYC Law Department, mirrored locally

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