8 shared non-person entities · 1 shared topics · similarity 0.998
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TEM Asbestos air sample results, NYC BOE, May 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_000177186Page image
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NYC 9/11 Public Portal Document
TEM Asbestos (air) Count Sheet Client Name: NYC BOE Volume (liters): 1805 Lab Group #: 7606 Filter Type / Filter Area: MCE 385 Lab Sample #: 16 Grid Opening Size: 0.01124 Client Sample #: 16 Area Examined: 0.04496 mm^ GRID BOX: Magnification: 20,000 GRID IP: Accelerating Voltage: 100 KeV # Grid Openings: 4 Analysis Date: 5/2/02
Analysis Performed By: MARK PEYSAKHOV
GO. Structure Structure Type Length ID of Structure Norv EDS No >=05 (J ; (Nonadb No Coord F B C M >=5m Chrys Amphibole Nonasb Ambig/ND Elements) <5p
J
Struct = > 0.5p > 5:1 Aspect Ratio Grid acceptance:
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 >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 piameter apart Crocidolite Ambiguous C = Cluster (>3 Intersections) Anthophyllite Non-Asbestos M = Matrix NSD = No Structures Detected Tremolite Actinolite 1 Non-Identified d CONFIDENTIAL, CITY_21MC1OO_OO3471436 SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000177186
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NYC-WTC_000177186Source: NYC Law Department, mirrored locally
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