NYC 9/11 Public Portal Document
I TEM Asbestos (air) Count Sheet
Client Name: Airtek Volume (liters): 1300
I Lab Group #:
Lab Sample #:
6120
24
Filter Type / Filter Area: MCE 385 mm2
Grid Opening Size: 0.01124
Area Examined: 0.06744 mm2
Client Sample #: 44
Magnification:
GRID BOX: Cn 6 S 20,000
7LS Accelerating Voltage: 100 KeV
I GRID ID:
# Grid Openings: 6 Analysis Date: 12/16/01
1 44
I Analysis Performed By:
ROMAN PEYSAKHOV
1 No
GO.
Coord
Structure
No
Structure Type
F I B C M >=05 N
<5N
Length
>=5N
I
Chrys
ID of Structure
Amphibole
Nor V
Nonasb Ambig/ND
EDS
(Nonadb
Elements)
G Z r/
1!
I
1
I
I
•____FR' I __ H
I Struct = > 0.5µ > 5:1 Aspect Ratio
J= Positive diffraction pattern properties conforming to
laboratory identification criteria observed
Grid acceptance:
<50% undissolved filter, overlapped or folded
<10% particulate coverage >50% coverage ate
least 20 unfolded or overlapped grid squares <5%
Totals
F B C M >5u
I J= EDS spectrum conforming to laboratory
identification criteria observed
F = Single Fiber
holes or opaque areas
AMPHIBOLES
Amosite
Chrysotile
Amphibole
Ambiguous
Li B = Bundle (<3 fibers <1 fiber diameter apart
C = Cluster (>3 Intersections)
M = Matrix
Crocldolite
Anthophyllite
Tremolite
Actinolite
Non-Asbestos
Non-Identified
NSD = No Structures Detected
I
NYC-WTC 000098507
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