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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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L NYC 9/11 Public Portal Document TESTWELL LABORATORIES, INC.

• 1 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: 07/29/02 Date Rec'd (lab): 07/30/02 Project #: MBO-025AB Analysis Date: 07/30/02 Analyst: R. Yallabandi Sample Location The Millenium Hilton 55 Chruch Street Analytical NIOSH 7400 New York, New York 10007 •

Field Technician: B.Gitman

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

1091 Person Decon During 23203 1250 0.0039

1092 Waste Decon During 23204 1250 0.0043

1093 3rd floor kitchen inside air lock During 23205 1225 0.0025

1094 3rd floor kitchen outside air lock During 23206 1225 <0.0023

1095 Person Decon During 23207 1350 0.0027

1096 Waste Decon During 23208 1350 0.0029

1097 3rd floor kitchen inside air lock During 23209 1250 <0.0023

1098 3rd floor kitchen outside air lock During 23210 1250 <0.0023

1099 Blank During 23211 N/A N/A

1100 Blank During 23212 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 000103419

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NYC-WTC_000103419Source: NYC Law Department, mirrored locally

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