6 shared non-person entities · 1 shared topics · similarity 0.998
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TEM Asbestos air sample results, NYC BOE, Jan 2002
Machine-extracted title · confidence 95%Laboratory report documenting transmission electron microscopy analysis of an air sample collected from a New York City Board of Education site.
NYC-WTC_000180724Page image
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NYC 9/11 Public Portal Document
TEM Asbestos (air) Count Sheet Client Name: NYC BOE Volume (liters): 1936 Lab Group #: 6401 Filter Type / Filter Area: MCE 385 mm- Lab Sample #: 9 Grid Opening Size: 0.01124
Client Sample #: 2 Area Examined: 0.04496 mm- GRID BOX: Magnification: 20,000 GRID ID: Accelerating Voltage: 100.KeV # Grid Openings: 4 Analysis Date: 1/22/02
Analysis Performed By: MARK PEYSAKHOV
GO, Structure Structure Type Length ID of Structure N or \ EDS No >=05 p ; (Nonadb F B C M Chrys Amphibole Nonasb Ambig/ND No Coord <5p Elements)
3 g
Struct = > 0.5u >5:1 Aspect Ratio Grid acceptance: V= Positive diffraction pattern properties conforming to <50% undissolved filter, overlapped or folded Totals laboratoiy identification criteria observed <10% particulate coverage >50% coverage ate least 20 unfolded or overlapped grid squares <5% F B C M I >5u EDS spectrum conforming to laboratory holes or opaque areas identification criteria observed Clirysotile "n 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 = Matnx Non-Identified Actinolite NSD = No Structures Detected
CONFIDENTIAL, CITY_21MC100_003467439 SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000180724
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NYC-WTC_000180724Source: NYC Law Department, mirrored locally
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