Summary of ambient air sampling and visual observations at 105 Duane Street following the WTC collapse.
NYC-WTC_000104027–000104320Folder label: “105 DUANE ST 1001650, 151/1”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
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: 10/26/01
ASBESTOS FIBER ANALYSIS BY TRANSMISSION ELECTRON MICROSCOPY (TEM) With Fiber Identification by Selected-Area Electron Diffraction :SAED' and Energy-Dispersive X-RAY Spectroscopy (EDSI Method: AHERA Final Rule, EPA Federal Register (40 CFR, Part 763; , Vol. 52, No. 210, October 30, 1987
Sample Identification Analysis Parameters
Project/Site: Related, Tribeca T.R. 105 Duane St NY NY TEM Sample No. : 5769 - 62542 Various Sites Date Received: 10/26;'0_ Grid Openings Analyzed: 6
I Project Sample No.: 36
Air Volume: 1300 liters Average Grid Opening: 106.00 um
Total Area Analyzed: C.0674 mm2
Filter Type: MCE 25 mm diam., Pore Size: 0.45 um Analytical Sensitivity: 14.8 s/mm2 Effective Area: 385 mm2 0.0044 s'cc
---------------------------------------------------------------------------------------------------------------------------------- FIBROUS PARTICULATES ANALYZED Number Observed CONCENTRATION Total Single Matrix Total, Struct. Filter Air Fibers Bundles Clusters Struct. Struct. ,=5um Struct/mm2 Struct/ec nqm/m3
Chrysotile Asbestos 0 0 0 0 0 0 0.0 0.0000 0
Amphibole Asbestos 0 0 0 0 0 C 0.0 0.0000 0
Ambiguous 0 0 0 0 0 0 0.0 0.0000 0
Total asbestos (includes ambiguous structures) 0 0 0.0 0.0000 0 Non-Asbestos 0 0 0 0 0 0 0.0 0.0000 N/A No Identification 0 0 0 0 0 0 0.0 0.0000 N/A
Totals (All Structures) 0 0 0.0 0.0000 N/A The estimated uncertainty of this analysis is 1 standard deviation.
---------------------------------------------------------------------------------------------------------------------------------- Non-asbestos fiber i.d. (EDS/SAED): None detected Amphibole Asbestos Type: None detected
1 --------------------------------------------- The Analysis was carried out in accordance with the approved TEM method. This laboratory is in compliance with the quality specified for the method.
I Analyzed by: Report Reviewed by:
I Marek Peysakhov Michael A. Gorycki, Ph.D. Director of Electron Microscopy
I NYC-WTC 000104260
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NYC-WTC_000104321
Second volume of ambient air sampling and visual observation results for 105 Duane Street after the WTC collapse.
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Chain of custody documentation for background sampling including asbestos and lead at 250 Broadway in September 2001.
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Cover page for a report containing TEM results and chain of custody documents for airborne asbestos monitoring.
13 shared non-person entities · 1 shared topics · similarity 0.950
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NYC-WTC_000104026
Administrative label identifying records associated with the 105 Duane Street location.
Filed in the same folder
Second volume of ambient air sampling and visual observation results for 105 Duane Street after the WTC collapse.
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