7 shared non-person entities · 1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗Document / 1 page
TEM Asbestos air sample results, NYC BOE, Jan 24 2002
Machine-extracted title · confidence 95%Laboratory analysis report for air sample #8 from NYC Board of Education collected on January 24, 2002.
NYC-WTC_000175822Page image
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NYC 9/11 Public Portal Document
TEM Asbestos (air) Count Sheet Client Name: NYC BOE Volume (liters): 1840 Lab Group #: 6416 Filter Type / Filter Area: MCE 385 mm* Lab Sample #: 8 Grid Opening Size: 0 01124 Client Sample #: 08 Area Examined: 0.04496 Magnification: GRID BOX: 2O_ 20,000 GRID ID: Accelerating Voltage: 100 KeV # Grid Openings: 4 Analysis Date: 1/24/02
Analysis Performed By: ROMAN PEYSAKHOV
GO. Structure Structure Type Length ID of Structure Norv EDS No Amphibole Nonasb (Nonadb F ■ B C M >=05 p >=5fj Ctirys Ambig/ND No Coord <5(J Elements)
/C- p
Struct = > 0.5p > 5;1 Aspect Ratio Grid acceptance: Positive diffraction pattern properties conforming to <50% undissolved filter, overlapped or folded Totals laboratory identification oriteris observed <10% particulate coverage >50% coverage ate least 20 unfolded or overlapped gnd squares <5% F B C M >5u •/= EDS spectrum conforming to laboratory holes or opaque areas identification criteria obseiveo Chrysotile AMPHIBOLES ' Amphibole F = Single Fiber Amosite i B = Bundle (<3 fibers <1 fiber diameter apart Crocidolite Ambiguous C = Cluster (>3 Intersections) Anthophyllite I Non-Asbestos Tremolite ! M = Matrix Actinolite I Non-Identified NSD = No Structures Detected
CONFIDENTIAL, CITY_21MC100_003433542 SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000175822
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NYC-WTC_000175822Source: NYC Law Department, mirrored locally
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