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TEM Asbestos air sample results, NYC BOE, Apr 2002
Machine-extracted title · confidence 95%Laboratory report documenting transmission electron microscopy analysis of an air sample collected by the NYC Board of Education on April 20, 2002.
NYC-WTC_000182988Page image
OCR text
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
TEM Asbestos (air) Count Sheet Client Name: NYC BOE Volume (liters): 1800 Lab Group #: 7481 Filter Type / Filter Area: MCE 385 mm^ Lab Sample #: 2 Grid Opening Size: 0.01124 Client Sample #: 04 Area Examined; 0.04496 GRID BOX: Magnification: 20,000 GRID ID: Accelerating Voltage: 100 KeV # Grid Openings: 4 Analysis Date: 4/20/02
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 Chrys Amphibole Nonasb Ambig/ND No Coord <5p Elements)
/IS -i/— -LL___
Struct = > O.Sp > 5:1 Aspect Ratio Grid acceptance: Totals laboratory identification criteria observed least 20 unfolded or overlapped grid squares <5% f F B C M >5p '/= EDS spectrum conforming to laboratory holes or opaque areas r 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 Non-Identified Actinolite NSD = No Structures Detected
CITY_21MC100_003101948
NYC-WTC_000182988
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NYC-WTC_000182988Source: NYC Law Department, mirrored locally
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machine-extracted · confidence unavailable · Check page ↗7 shared non-person entities · 1 shared topics · similarity 0.998
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machine-extracted · confidence unavailable · Check page ↗7 shared non-person entities · 1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗7 shared non-person entities · 1 shared topics · similarity 0.998
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machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000183456
Laboratory report documenting transmission electron microscopy analysis of an air sample collected from NYC Board of Education facilities.
6 shared non-person entities · 1 shared topics · similarity 0.998
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