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TEM Asbestos air sample results, NYC BOE, Feb 2002
Machine-extracted title · confidence 95%Laboratory data sheet recording transmission electron microscopy analysis of an air sample collected from a NYC Board of Education site.
NYC-WTC_000185639Page image
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NYC 9/11 Public Portal Document
TEM Asbestos (air) Count Sheet Client Name: NYC BOE Volume (liters): 1840 Lab Group #: 6777 Filter Type / Filter Area: MCE 385 mm- Lab Sample #: 11 Grid Opening Size: 0.01124 Client Sample #: 11 Area Examined: 0.04496 mm-
GRID BOX: Magnification: 20,000 GRID ID: Accelerating Voltage: 100 KeV # Grid Openings: 4 Analysis Date: 2/22/02
Analysis Performed By: ROMAN PEYSAKHOV
GO. Structure Structure Type Length ID of Structure N or EDS No (Nonadb F B C M >=05 u >=5)J Chrys Amphibole Nonasb Ambig/ND _ No .Coord <5u Elements)
Z1
Struct = >0.5p >5:1 Aspect Ratio Grid acceptance: ^/= Positive diffraction pattern properties conforming to <50% undissoived filter, overlapped or folded Totals laboratory identification criteria observed <10% particulate coverage >50% coverage ate least 20 unfolded or overlapped grid squares <6% F B C M >5u 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 Tremolite M = Matrix Non-Identified Actinolite NSD = No Structures Detected
CITY_21MC100_003108199
NYC-WTC_000185639
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NYC-WTC_000185639Source: NYC Law Department, mirrored locally
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Laboratory data sheet recording transmission electron microscopy analysis of an air sample collected from a NYC Board of Education site.
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Laboratory report documenting TEM analysis of an air sample collected from a NYC Board of Education site on March 6, 2002.
8 shared non-person entities · 1 shared topics · similarity 0.999
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Laboratory data sheet recording transmission electron microscopy analysis of an air sample collected from a NYC Board of Education site.
8 shared non-person entities · 1 shared topics · similarity 0.999
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