NYC 9/11 Public Portal Document
TEM Asbestos fair) Count Sheet
Client Name: NYC BOE Volume (liters): 1920
Lab Group #: 6775 Filter Type / Filter Area: .MCE 385 mm-
Lab Sample #: 4 Grid Opening Size: 0.01124
Client Sample #: EO-6 Area Examined: 0.04496 mm-
GRID BOX: Magnification: 20,000
GRID ID: -3 Accelerating Voltage: 100 KeV
# Grid Openings: 4 Analysis Date: 2.''22/02
Analysis Performed By:
MARK PEYSAKHOV
GO, Structure Structure Type Length ID of Structure Nor EDS ’
No (Nonadb i
F B C M >=05 (J >=5p Chrys Amphibole Nonasb Ambig/ND
No Coord <5|j Elements)
I :
Struct = >0.5(1 > 5:1 Aspect Ratio Grid acceptance:
Positive diffraction pattern properties conforming to <50% undissolved filter, overlapped or folded Totals
laboratory identification criteria observed <10% particulate coverage >50% coverage ate
7= EDS spectrum conforming to laboratory
least 20 unfolded or overlapped grid souares <5%
holes or opaque areas
F B I C M >5|j
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
CONFIDENTIAL, CITY_21MC100_003468079
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000181170
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