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TEM asbestos air sample results, NYC BOE, Mar 2002
Machine-extracted title · confidence 95%Laboratory report documenting transmission electron microscopy analysis of air samples collected from NYC Board of Education facilities in March 2002.
NYC-WTC_000185778Page image
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NYC 9/11 Public Portal Document
TEM Asbestos (air) Count Sheet Client Name: NYC BOE Volume (liters): 1968 Lab Group #: 6911 Filter Type / Filter Area: MCE 385 mm- Lab Sample #: 24 Grid Opening Size: 0.01124 Client Sample #: 24 Area Examined: 0.04496 mm- GRID BOX: Magnification: 20,000 GRID ID : Accelerating Voltage: 100 KeV # Grid Openings: 4 Analysis Date: 3/4/02
Analysis Performed By: MARKPEYSAKHOV
GO. Structure Structure Type Length ID of Structure N or 'Z EDS No (Nonadb F B C M >=05 u :>=5(j Chrys Amphibole Nonasb Ambig/ND No -Coord <5p Elements)
Struct = > 0.5|u >5;1 Aspect Ratio Grid acceptance: Positive diffraction pattern properties conforming to <50% undissolved filter, overlapped or folded Totals laboratory identification criteria observed <10% particuiate coverage >50% coverage ate least 20 unfolded or overlapped grid squares <5% F B C. M >5u >/= EDS spectrum conforming to laboratory holes or opaque areas identification criteria observed Chrysotile AMPHIBOLES Amphibole F = Single Fiber Amosite 8 = Bundle (<3 fibers <1 fiber diameter apart Crocirdolite Ambiguous C = Cluster (>3 Intersections) Anthophyllite Non-Asbestos Tremolite M = Matrix Non-Identified Actinolite NSO = No Structures Detected
CITY_21MC1OO_OO31O8442
NYC-WTC_000185778
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NYC-WTC_000185778Source: NYC Law Department, mirrored locally
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NYC-WTC_000185758
Laboratory data sheet recording transmission electron microscopy analysis of an air sample collected from a New York City Board of Education site.
6 shared non-person entities · 1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗6 shared non-person entities · 1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗6 shared non-person entities · 1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗6 shared non-person entities · 1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000183305
Laboratory analysis report for TEM asbestos air sampling conducted by the NYC Board of Education on March 10, 2002.
6 shared non-person entities · 1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗6 shared non-person entities · 1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗6 shared non-person entities · 1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗6 shared non-person entities · 1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗6 shared non-person entities · 1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗6 shared non-person entities · 1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗6 shared non-person entities · 1 shared topics · similarity 0.997
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Laboratory data sheet recording transmission electron microscopy analysis of an air sample collected from a New York City Board of Education site.
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Laboratory analysis report for TEM asbestos air sampling conducted by the NYC Board of Education on March 10, 2002.
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