8 shared non-person entities · 1 shared topics · similarity 0.997
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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 facility.
NYC-WTC_000177160Page image
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NYC 9/11 Public Portal Document
TEM Asbestos (air) Count Sheet Client Name: NYC BOE Volume (liters): 1864 Lab Group #: 7597 Filter Type / Filter Area: MCE 385 mm^ Lab Sample #: 7 Grid Opening Size: 0.01124 Client Sample #: 07 Area Examined: 0.04496 mm" GRIP BOX: Magnification: 20,000 GRIP ID: Accelerating Voltage: too KeV # Grid Openings: 4 Analysis Date: 5/1/02
Analysis Performed By: ROMAN PEYSAKHOV
GO. Structure Structure Type Length ID of Structure N or n EDS No (Nonadb F B C M >=05 p >=5|j Chrys Amphibois Nonasb Ambig/ND No Coord <5m Elements)
ZaZ -JI— 32 *5-
Struct = > 0,5|j >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 ! >5p y = EDS spectrum conforming to laboratory holes or opaque areas identification criteria observed Chrysotile AMPHIBOLES Amphibole F = Single Fiber Amosite 8 = Bundle (<3 fibers <1 fiber oiameter apart Crocidolite Ambiguous C = Cluster (>3 Intersections) Anthophyllite • Non-Asbestos Tremolite M = Matnx Non-ldentified Actinolite NSC = No Structures Detected
CONFIDENTIAL, CITY_21MC100_003471406 SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000177160
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NYC-WTC_000177160Source: 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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