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← Document results/DEP Box 02/44 West Broadway Block: 127 Lot: 18 BIN: 1001415 59-75 Park Place, 253-267 Greenwich St. 64-84 Murray St.
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Air sample analysis report, 75 Park Place, Nov 2001

Machine-extracted title · confidence 100%

Report of air sample analysis by transmission electron microscopy for asbestos structures at 75 Park Place collected in November 2001.

NYC-WTC_000095924–000095928

Folder label: “44 West Broadway Block: 127 Lot: 18 BIN: 1001415 59-75 Park Place, 253-267 Greenwich St. 64-84 Murray St.

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NYC 9/11 Public Portal Document

ambient labs inc. 159 West 25th Street New York, NY 10001 ELAP #10865

REPORT OF AIR SAMPLE ANALYSIS BY TRANSMISSION ELECTRON MICROSCOPY

Project ID : 0211658 Client Name: Jack Resnick & Sons, Inc. Project Name: 75 Park Place Field ID: 2880-01

Sample ID : AEM990 11000 Date Received : 11/14/01 Sample Description:

Filter Composition: Porosity : 0.45 micron Filt Lot #: Filter Diameter: 25 mm Effective Filter Area: 385— mrri? Air Volume: 1365 Itr

Total Filter Area Analyzed: 0.0630 mm2

# Grid Openings: 7 Avg Grid, Opening Area :0.0090 mn? Grid Lot # : 4083 Analytical Sensitivity : 0.0045 asbestos struct/cm

Number of Asbestos Number of Structure Types : Structures: LENGTH FIBER CLUSTER MATRIX BUNDLE Chrysotile : 0 0.5 urn < L < 5 urn

Amphibole: L>5um 0

A: TOTAL CHRYSOTILE STRUCTURE CONCENTRATION: LT ANYL SENS structure%m3 B: TOTAL AMPHIBOLE STUCTURE CONCENTRATION: LT ANYL SENS structure/c 3 C: TOTAL-ASBESTOS STUCTURE (A+B) CONCENTRATION: LT AMYL SENS structure/cm3

TOTAL ASBESTOS CONCENTRATION: IN AIR LT ANYL SENS structure/cm3 ON FILTER LT ANYL SENS structure/mm2

Micrograph ID # for Reported Structures:

Reported for Ambient Labs Inc. by:

4 Analysis Date: 11/14/01 TAREK FATA Environmental Analyst * Overloaded, NA - Analyzed

NYC-WTC 000095924

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NYC-WTC_000095924Source: NYC Law Department, mirrored locally

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