8 shared non-person entities · 1 shared topics · similarity 0.994
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TEM Asbestos air sample results, NYC BOE, Feb 2002
Machine-extracted title · confidence 95%Laboratory data sheet for TEM analysis of an air sample from NYC Board of Education collected on February 17, 2002.
NYC-WTC_000181111Page image
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NYC 9/11 Public Portal Document
TEM Asbestos fair) Count Sheet Client Name: NT’C BOE Volume (liters): 1920 Lab Group #: 6703 Filter Type / Filter Area: MCE 385 mm- Lab Sample #: 15 Grid Opening Size: 0.01124 Client Sample #: 15 Area Examined: 0.04496 mm- GRID BOX: Magnification: 20,000 GRIDED: Accelerating Voltage: 100 KeV # Grid Openings: 4 Analysis Date: 2/17/02
Analysis Performed By: ROMAN PEYSAKHOV
GO, Structure Structure Type Length ID of Structure N or 9 EDS No (Nonsdb F B C M >=05 p >=5tJ Chrys Amphibole Nonasb Ambig/ND No Coord <5p Elements)
2ZSSZ 3^2 /?■ 7
Struct = > 0.5p >5:1 Aspect Ratio Grid acceptance: vl= Positive diftraction 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 V= 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 diameter apart Crocidolite Ambiguous C = Cluster (>3 Intersections) Anthophyllite Non-Asbestos Tremolite M = Matrix j Non-Identified Actinolite NSD = No Structures Delected
CONFIDENTIAL, CITY_21MC1OO_OO346799O SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000181111
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NYC-WTC_000181111Source: NYC Law Department, mirrored locally
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