7 shared non-person entities · 1 shared topics · similarity 0.996
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TEM Asbestos air sample results, NYC BOE, Dec 2001
Machine-extracted title · confidence 95%Laboratory report documenting transmission electron microscopy analysis of air samples collected from NYC Board of Education facilities on December 27, 2001.
NYC-WTC_000184434Page image
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OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
TEM Asbestos (air) Count Sheet Client Mame: NYC BOE Volume (liters): 1936 Lab Group #: 6199 Filter Type / Filter Area: MCE 385 mm* Lab Sample #: I T Grid Opening Size: 0.01124
Client Sample #: 12 Area Examined: 0.04496 mm-
GRID BOX: Magnification: 20,000 GRID ID: Accelerating Voltage: 100 KeV # Grid Openings: 4 Analysis Date: 12/27/01
Analysis Performed By: MARK PEYSAKHOV
- 30. Structure Structure Type Length ID of Structure N or EDS (Nonadb No F B C M >=0^^ :>=5iJ Chrys .Amphibole Nonasb ! .Ambig/ND No Coord Elements) <5p
L-...
Struct = > 0.5u > 5:1 Aspect Ratio tn Gnd acceptance:
\ = Positive diffraction pattern propenies conforming to <50% undissolved filter, overlapped or folded Totals 'Pbo'atorv identification criteria observed <10% particulate coverage >50% coverage ate least 20 unfolded or overlapped grid squares <5% F B C M >5u 'V= EDS spectrum conforming to laboratory holes or opaoue areas _ ideniification 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_003105110
NYC-WTC_000184434
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NYC-WTC_000184434Source: NYC Law Department, mirrored locally
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