ATC Environmental lab report detailing asbestos fiber identification via TEM and EDS methods at a school site in October 2001.
NYC-WTC_000176423
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
ATC Environmental, Inc, 104 East 25th Street New York, New York 10010
N.Y,C, Board of Education Approved N.Y, State ELAP #10879 28-11 Queens Plaza North ACCREDITED NVLAP Lab Code # 1187 Long Island City, NY 11101 Report Date: 10/16/01
ASBESTOS FIBER ANALYSIS BY TRANSMISSION ELECTRON MICROSCOPY (TEM) With Fibir Identification by Selected-Area Electron Diffraction (SAED) and Energy-Dispersive X-RAY Spectroscopy (EDS; Method: ?LHER.=i Final Rule, SPA Federal Register (40 CFR, Part 763), Vol, 52, No, 210, October 30, 1987
Sample Identification Analysis Parameters
Proiect/Site: New Stuyvesani H,S., 345 Chambers St,, N7, NY TEM Sample No,: 5709 €1443 Exterior & Interior of Building & Roof Date Received: 10/16/01 Grid Openings Analyzed:__ 4
Project Sample No.: NSHS-EIR-10/16-10 Average Grrd Opening: 106,00 um
Air Volurre: 1899 liters Total Area Analyzed : JX 04 5 0 fnn^
Filter Type; MCE 25 mm diam. Pore Size: 0.45 um Analytical Sensitivity: 2 s/mm2 Effective Aren: 3 B 5 mm2 0 . 0045 s/cc
FIBROUS PARTICULATES ANALYZED Number Observed CONCENTRATION Total Single Matrix Total. Struct. Filter Air Fibern Bundles Clusters Struct. Struct > = 5um Struct/mm2 Struct/cc nam/m3
Chrysotile Asbestos 0 0 0 0 0 0 0,0 0.0000 0
Amphibole Asbestos 0 0 0 0 0 0 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 c Non-Asbestos 0 0 0 0 0 0 0,0 0,0000 K/A No Identification 0 0 0 0 0 0 0.0 0.0000 K/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
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 Peysakbov Michael A, Gorycki, Ph,D, Director of Electron Microscopy
CONFIDENTIAL, CITY_21MC1OO_OO347OO69 SUBJECT TO PROTECTIVE ORDER NO, 2, SEPT, 2008
NYC-WTC_000176423
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NYC-WTC_000185606
Laboratory report documenting TEM asbestos fiber analysis of air samples from a New York City high school site in October 2001.
7 shared non-person entities · 1 shared topics · similarity 0.994
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machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000176424
ATC Environmental lab report detailing asbestos fiber identification via TEM and EDS methods at a school site in October 2001.
7 shared non-person entities · 1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗7 shared non-person entities · 1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗7 shared non-person entities · 1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗7 shared non-person entities · 1 shared topics · similarity 0.993
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Air sampling results from the exterior of a high school analyzing asbestos fibers using transmission electron microscopy.
7 shared non-person entities · 1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000182563
Report of asbestos fiber analysis by TEM for air samples taken inside and outside a building on October 17, 2001.
6 shared non-person entities · 1 shared topics · similarity 0.993
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NYC-WTC_000185606
Laboratory report documenting TEM asbestos fiber analysis of air samples from a New York City high school site in October 2001.
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ATC Environmental lab report detailing asbestos fiber identification via TEM and EDS methods at a school site in October 2001.
Similarity score 0.997 (not a probability)
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NYC-WTC_000185606
Laboratory report documenting TEM asbestos fiber analysis of air samples from a New York City high school site in October 2001.
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