NYC-WTC_000178901
Laboratory report documenting TEM analysis of an air sample collected from a NYC Board of Education site on April 13, 2002.
7 shared non-person entities · similarity 0.990
machine-extracted · confidence unavailable · Check page ↗Document / 1 page
TEM Asbestos air sample results, NYC BOE, Apr 2002
Machine-extracted title · confidence 95%Laboratory report documenting TEM analysis of an air sample collected from a NYC Board of Education site on April 13, 2002.
NYC-WTC_000178914Page image
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NYC 9/11 Public Portal Document
TEM Asbestos (air) Coamt Sheet Client Name: NYC BOE Volume (liters): !"92 Lab Group #: 7407 Filter Type/Filter Area: MCE 385 mm- Lab Sample #: 11 Grid Opening Size: ".01124 Client Sample #: 13 Area Examined: 0.04496 mm" GRID BOX: Magnification: 20,000 GRID ID: Accelerating Voltage: 100 KeV # Grid Openings: 4 Analysis Date: 4/13/02
Analysis Performed By: ROMAN PEYSAKHOV
GO. , Structure Structure Type Length ID of Structure N or 's i EOS (Nonadb No F B C M >=05 M >=5p Chrys Amphibole Nonasb Ambig,'ND Elements)
a No' Coord <5|j
7i (/• //
Struct = > OYp >5:1 Aspect Ratio Grid acceptarice: 'J= Positive diffraction pattern properties conforming to <50% undissolved filter, 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 >5|j ■/= EDS spectrum conforming to laboratory holes or opaque areas identification criteria observed Chrysotile AMPHIBOLES [ Amphibole F = Single Fiber Amosite S = Bundle (<3 fibers <1 fiber diameter apart ' Crocidolite Ambiguous C = Cluster (>3 Intersections) j Anthophyllite Non-Asbestos i Tremolite M = Matrix Non-Identified I Actinolite NSD = No Structures Detected
CONFIDENTIAL, CITY_21MC100_009505441 SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000178914
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NYC-WTC_000178914Source: NYC Law Department, mirrored locally
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Laboratory data sheet recording transmission electron microscopy results for an air sample from a New York City Board of Education site.
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machine-extracted · confidence unavailable · Check page ↗8 shared non-person entities · similarity 0.989
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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 report documenting transmission electron microscopy analysis of an air filter sample collected from a New York City Board of Education site.
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Laboratory report documenting transmission electron microscopy analysis of an air sample collected by the NYC Board of Education on April 15, 2002.
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Laboratory data sheet recording transmission electron microscopy analysis of an air sample collected from a NYC Board of Education facility.
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