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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

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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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NYC 9/11 Public Portal Document VV1 V.VV 1<iti 41r VU VVVV liLV .}J.. VrV

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

ATC Associates Inc. Approved N.Y. State ELAP #10879 104 East 25th Street ACCREDITED NVLAP Lab Code # 1187 New York, NY 10010 Report Date: 09/28/01

ASBESTOS FIBER. ANALYSIS BY TRANSMISSION ELECTRON MICROSCOPY TEM -Dispersive X-RAY spectroscopy (EDS) with Fiber identification by Selected-Area Electron Diffraction (SAED) and Energy 763), Vol. 52, No_ 210, October 30, 1987 Method; AB?RA Final Rub , EPA Federal Rcgi:eter (40 CPR, Part

Sample Identification Anal sa.. Parameters

TEM Sample No.: 5577 - $9712 Project/Situ. 9 Murray Street,_ NY. NY 3rd Floor Date Received: 09/2B 01 Grid Openings Analyzed: 6

Yrojaat Sample NO.;_19. Average Grid Opening: 106.00 um

1300 liters Total Area Analyzed: 0.0674 mm2 Air Volume;

Analytical sensitivity-. 14.9 a mmz Filter Type: MCE 25 non diem., Pore Size: 0.45 urn 0.0044 e; ec Effective Area: 385 mm2

----------------------'------------------------------------------- FIBROUS PARTICULATES ANALYZED Number Observed CONCENTRATION Total Single Matrix Total. struct. Filter Air Fjhcrn. Bundles Clustr,.ra Struct, 5truct, 5..5u,n 8truct/ Struct/oc raw/m3

0 0 0 0 0 0.0 0.0000 0 Chrysotile Asbestos 0

0 0 0 0 0 0.0 0.0000 0 Awphibole Asbestos 0

0 0 0 0 0 0 0.0 0.0000 0 Ambiguous

0 0 0.o 0.0000 0 Total a.bestos (includes ambiguous structures) 0 0 0 0 0 0 0.0 0-0000 N/A Non-Asbestos 0 0 0 0 0 0 0.0 0.0000 N/A No Identification

0 0 0.0 0.0000 N/A Total.: (A1l Structures) The csti.iated uncertainty of th10 analysis is 1 stoT6erd deviation. ------------------- ---------------- ------------------------------•1-------------------------------------------

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

The .Analysis was carried out in accordance with the approved TEM method. 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 000097475

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NYC-WTC_000097475Source: NYC Law Department, mirrored locally

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