8 shared non-person entities · 1 shared topics · similarity 0.995
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TEM Asbestos air sample results, NYC BOE, Mar 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_000176585Page image
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OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
TEM Asbestos fair) Count Sheet Client Name: NYC BOE Volume (liters'): 1920 Lab Group #: 7195 Filter Type / Filter Area: MCE 385 mir’ Lab Sample #: 16 Grid Opening Size: 0.01124 Client Sample #: 16 Area Examined: 0.04496 mnr’
GRID BOX: Magnification: 20,000 GRID ID: Accelerating Voltage: 100 KeV # Grid Openings: 4 Analysis Date: 3/24/02
Analysis Performed By: MARK PEYSAKHOV
GO. Structure Structure Type Length ID of Structure Norv EDS No (Nonadb F B C M >=05 p >=5p Chrys Amphibole Nonasb Ambig/ND No . Coord <5p Elements)
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Struct = > 0.5m >5:1 Aspect Ratio Grid acceptance: Positive diffraction pattern properties conforming to <50% undissalved 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 ■/= 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) I Anthophyllite i Non-Asbestos Tremolite I M = Matrix Noh-Identified Actinolite NSD = No Structures Detected
CONFIDENTIAL, CITY_21MC100_0 03470551 SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000176585
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NYC-WTC_000176585Source: 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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