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NYC-WTC_000219991

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000219991
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NYC 9/11 Public Portal Document

KAK COHSU HANTS 35*40 36th Street Long Island City NewYork,11106 Tel: (718)729-1997 Fax:(718)729-1876

BULK SAMPLE ANALYSIS REPORT CLIENT: NYC-DCAS BUILDING ADDRESS: 14-22 Reade Street, Manhattan PROJECT#: Client Sample ID«= 16C 17A 17B I7C 18A Lab Sample ID^ 010905B-195 0I0905B-196 010905B-19” 010905B-198 010905B-199

Sample Location Bulkhead#! Bulkhead “ 1 Bulkhead # 1 Bulkhead # 1 Bulkhead ff 1

Homogeneity Yes Yes Yes Yes Yes Sample Description Roof Membrane Root Membrane Roof Membrane Roof Membrane Roof Membrane 3rd Laver 1 st I a\ er 2nd t.aver 3rd Laver 1 st Laver

Color Blk Blk Blue Blk Blk

Texture Mixed Fibrous Non Fibrous Mixed Fibrous

Sample Treatment Acid Digestion None Acid Digestion Acid Digestion None & Ashing & Ashing & Ashing Asbestos Present (Type & Percent) ND ND ND ND ND Total Percent Asbestos: 0% 0% 0% 0% 0% Other Fibr Mat. (Type & Percent) 30%FBGL 95%FBGL 0% 90%FBGL 95%FBGL Non Fibr Mat. (Percent) 70% 5% 100% 10% 5% Date Received: 9/5/01 Date of Analysis 9/6/01 Date of Report 9/7/01

Analyst: . OicUVKP Lab Manager: M. Ulanecki David Chen * Analysis of samples is performed bv Polarized Light Microscopy (PLM) - Point Counting Method (EPA 600/M4-82-020) * Analytical equipments- Stereobinocular microscope (MEIJI EMT-Serial # 25930), Polarized Light Microscope (MEIJI ML-POL-Serial # 88034) * PLM is not consistently reliable in detecting asbestos in floor coverings and similar non-friable organically bound materials. Quantitative transmission electron microscopy is currently the only method that can be used to determine if this material can be considered or treated as non-asbestos-containing * Samples will be stored for ninety (90) days and then returned to the client upon request * The results relate only to the items calibrated or tested. * The certificate of report shall not be reproduced without the written approval of the laboratory. * The report must not be used bv the client to claim endorsement bv NVLAP or any agency of the US Government. NYS-DOH ELAP #11273 MST-NVLAP # 102047 AIHA #: 100269

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NYC-WTC_000219991

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NYC-WTC_000219991Source: NYC Law Department, mirrored locally

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