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TEM asbestos air sample results, NYC BOE, Dec 2001
Machine-extracted title · confidence 95%Laboratory report documenting transmission electron microscopy analysis of air samples collected by the NYC Board of Education on December 10, 2001.
NYC-WTC_000184057Page image
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NYC 9/11 Public Portal Document
TEM Asbestos (air) Count Sheet Client Name: N^'C BOE Volume (liters): 1952 Lab Group #: 6073 Filter Tvpe / Filter Area: MCE 385 mm- Lab Sample #: 7 Grid Opening Size: 0.01124
Client Sample #: Area Examined: 0.04496 mm-
GRID BOX: Magnification: 20.000 GRIDED: Accelerating Voltage: 100 KeV # Grid Openings: 4 Analysis Date: 12/10/01
Analysis Performed By: MARK PEYSAKHOV
GO. Structure Structure Type Length ID ot Structure N or 7 EDS (Nonadb No F B M >=05 p "1 I>=5p Chrys Amphibole Nonasb Ambig/ND No Coord <5u Elements)
----- _3 <2-
Struci = > 0,5p > 5:1 Aspect Ratio Grit) acceptance:
Positive diffractton pattern properties conforming to <50% undissolved filter, overlapped orfolded Totals laboratory identification criteria observed <10% particulate coverage >50% coverage ate least 20 unfolded or overlapped grid squares <5% F i B C M >5|j 7= EDS spectrum conforming to laboratory holes or opaque areas identification criteria observed Chrysotile i AMPHIBOLES Amphibole F = Single Fiber Amosite B = Bundle (<3 fibers <1 fiber diameter apart Crocidolite Ambiguous” C = Cluster (>3 Intersections) Anthophyllite Non-Asbestos M = Matrix Tremolite Actinolite Non-Identified NSC = No Structures Detected
CITY_21MC100_003104577
NYC-WTC_000184057
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NYC-WTC_000184057Source: NYC Law Department, mirrored locally
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Laboratory report documenting transmission electron microscopy analysis of an air sample collected from a New York City Board of Education site.
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Laboratory record documenting 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 0.994
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machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000184448
Technical data sheet documenting transmission electron microscopy findings for an air sample taken from a New York City Board of Education facility.
8 shared non-person entities · 1 shared topics · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗8 shared non-person entities · 1 shared topics · similarity 0.994
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Laboratory record documenting transmission electron microscopy analysis of an air sample collected from a New York City Board of Education site.
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