NYC 9/11 Public Portal Document
TEM Asbestos (air) Count Sheet
Client Name: Airtek Volume (liters): 1300
I Lab Group #: 6115 Filter Type / Filter Area:
Grid Opening Size:
MCE 385 mm2
0.01124
Lab Sample #: 21
I Client Sample #:
GRID BOX: ,, , /
46 Area Examined:
Magnification: 20,000
0.06744 mm'
GRID ID: ti 4- Accelerating Voltage: 100 KeV
I # Grid Openings: 6 Analysis Date: 12/15/01
I Analysis Performed By:
MARK PEYSAKBOV
I No
GO.
Coord
Structure
No
Structure Type
F B C M >=05 u
<5u
Length
>=5p ChryS
ID of structure
Amphibole Nonasb
N or J
Ambig/ND
EDS
(Nonadb
Elements)
1-
[I]
I __ H11 ____ __________
I Struct => 0.5µ .> 5.1 Aspect Ratio Grid acceptance:
i= Positive diffraction pattern properties conforming to <50% undissolved filter,
laboratory identification criteria observed
overlapped or folded
<10% particulate coverage >50% coverage ate
Totals
least 20 unfolded or overlapped grid squares <5% F B C M >5u
I *1= EDS spectrum conforming to laboratory
identification criteria observed
holes or opaque areas
AMPHIBOLES
Chrysotile
Amphibole
F = Single Fiber Amosite
Ambiguous
I B = Bundle (<3 fibers <1 fiber diameter apart
C = Cluster (>3 Intersections]
M = Matrix
Crocidolite
Anthophyllite
Tremolite
Non-Asbestos
Non-Identified
Actinolite
fl NSD = No Structures Detected
NYC-WTC 000098474
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