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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_000185764Page 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 inm- Lab Sample #: 9 Grid Opening Size: 0.01124 Client Sample #: 09 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: C. MARK PEYSAKHOV
GO. Structure Structure Type Length ID of Structure N or < EDS No >=05 J ;>=5|J Amphibole (Nonadb .F B C M Chrys Nonasb Ambig/ND No .Coord <5m Elements)
■i....
Struct = > 0.5g >5:1 Aspect Ratio Grid acceptance: Positive diffraction pattern properties conforming to *^0% undissolved Alter, overlapped or folded Totals laboratory identification criteria observed <10% particulate coverage >50% coverage ate least 20 unfolded or overlapped grid squares <5% F B C M >5g ^1= EDS spectrum conforming to laboratory holes or opaque areas identification criteria observed Chrysotile AMPHIBOLES Amphibole F = Single Fiber Amosite B = Bundle (<3 fibers <1 fiber diameter apart Crocidolite Ambiguous C = Cluster (>3 Intersections) Anthophyllite Non-Asbestos Trernolite M = Matrix Non-Identified Actinolite NSD = No Structures Delected
CITY_21MC1OO_OO31O8427
NYC-WTC_000185764
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NYC-WTC_000185764Source: NYC Law Department, mirrored locally
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7 shared non-person entities · 1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000185778
Laboratory report documenting transmission electron microscopy analysis of air samples collected from NYC Board of Education facilities in March 2002.
5 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 0.992
machine-extracted · confidence unavailable · Check page ↗7 shared non-person entities · 1 shared topics · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗7 shared non-person entities · 1 shared topics · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗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.
7 shared non-person entities · 1 shared topics · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗7 shared non-person entities · 1 shared topics · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗7 shared non-person entities · 1 shared topics · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗7 shared non-person entities · 1 shared topics · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗7 shared non-person entities · 1 shared topics · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗7 shared non-person entities · 1 shared topics · similarity 0.991
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