NYC 9/11 Public Portal Document
TEM Asbestos fair) Count Sheet
Client Name: NYC BOE Volume (liters): 1920
Lab Group #: 6741 Filter Tvpe / Filter Area: MCE 385 mm-
Lab Sample #: 6 Grid Opening Size: 0.01124
Client Sample #: 06 Area Examined: 0.04496 mm-
GRID BOX: .^>2? Magnification: 20,000
GRID ID: Accelerating Voltage: 100 KeV
# Grid Openings: 4 Analysis Date: 2/20/02
Analysis Performed By:
MARK PEYSAKHOV
GO. Structure Structure Type Length ID of Structure N or v EDS
(Nonadb
No F 3 C M >=05 p I>=5|J Chrys Amphibole Nonasb Ambig/ND
No Coord <5p Eiemenis) !
Struct = > 0.5(1 > 5:1 Aspect Ratio Grid acceptance:
Positive diffraction pattern properties conforming to <50% undissnlved filter, overlapped or folded Totals
laboratory identification criteria observed <10% particulate coverage >50% coverage ate
(east 20 unfolded or overlapped grid scuares <5% F B C M >5u
EDS spectrum conforming to laboratory holes or opaque areas
identification criteria observed Chrysotile
AMPHIBOLES Amphibole
F = Single Fiber Amosite
S = 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
CONFIDENTIAL, CITY_21MC100_003468041
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000181147
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