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← Document results/DEP Box 33/15 MURRAY STREET Block: 134 Lot: 1 BIN: 1001446 9-15 Murray Street
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9-15 [name] building cleaning and assessment, Feb 2002

Machine-extracted title · confidence 85%

Building owner submits exterior and interior cleaning bills and environmental assessment report for 9-15 [name].

NYC-WTC_000097440–000097484

Folder label: “15 MURRAY STREET Block: 134 Lot: 1 BIN: 1001446 9-15 Murray Street

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ATC Environmental, Inc. 104 East 25th Street New York, New York 10010

ATC Associates Inc. Approved N.Y. State ELAP #10879 ACCREDITED NVLAP Lab Code # 1187 104 East 25th Street Report Hate= 09/28/01 New York, NY 10010 TEM ASBESTOS FIBER ANALYSIS BY TRANSMISSION ELECTRON MICROSCOPY Spcctro0eopY (ED8) Elect=ea Diffraction (r-7ED) and Energy-Dispersive X-RAY With Fiber identifi.aation by Selected-Area nrgister (40 CPR, Part 763), Vol. 52, No. 210. October 30, 1967 Method: Am A Final Rule, EPA Federal

Analveis Parameters Sample Identification

TEM Sample No.: 5577 - 5977.1 Project/Site: 9 Mvrrsv Street, NY, NY 3rd Plaer Grid Openings Analyzed: Date Received: 09 28 01

Average Grid Opening: 106.00 um Project Sample No.: 3-02

Total Area Analyzed: 0-0974 mm2 Air Volumc: 1300 liters

Analytical Scnitivity: 14.8 /mni2 Pilter Type: MCE 25 mm diam.. Pore Size: 0.45 um — 0.0044 a/cc. Effective Area: 385 m52

----------"---------------------`----------------------••---------------------------------------- FIBROUS PARTICULATES .ANALYZED Number Ob::erved CONCENTRATION Total

single Matrix Total. struct. Filter Air Fibers Bundles C3uatere struct. Struct. ,=sum Strvct/mot Struct/co _ namL

0 0 0 0 0.0 0.0000 0 ChrycOtile Asbestos 0 0

0 0 0 0 0.0 0.0000 0 Ampbibole Asbestos 0 0

0 0 p 0 0 0 0.0 0.0000 0 Amiguou0

0 0 0.0 0.0000 0 Total asbcsto3 !includes ambiguous 3h"ruetures) 0 0 0 0.0 0.0000 N/A Non-Asbestos 0 0 0 0 0 0 0.0 0.0000 N/A zc Identification 0 0 0

0 0 0.0 0.0000 N/A 'Totals (Ala. Structures) The eatimatod ,ynccrtainty of this ana7.ybie is 1 standard deviation. --------------------------------------------------------------

---------------"-----------------------"---------------------

Non-asbestos fiber i.d. (EDS/SAED): None detected Amphibole Asbestos Type: None detected ---------------------

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The Analysis was carried out in accordance with the approved TEM method. - -

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This laboratory is in compliance with the quality specified for the method.

Analyzed by: Report Reviewed by:

Roman Peysakhov Michael A. Gorycki, Ph.D. Director of Electron Microscopy

NYC-WTC 000097474

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NYC-WTC_000097474Source: NYC Law Department, mirrored locally

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