NYC 9/11 Public Portal Document
I TEM Asbestos (air) Count Sheet
Client Name: EM & CA Volume (liters): 1300
• Lab Group #: 6070 Filter Type / Filter Area: MCE 385 mm2
Lab Sample #: 10 Grid Opening Size: 0.01124
Client Sample #: 010 Area Examined: 0.06744 mm2
GRID BOX: Magnification:
20,000
GRID ID: Accelerating Voltage: 100 KeV
# Grid Openings: 6 Analysis Date: 12/9/01
Analysis Performed By:
ROMAN PEYSAKHOV
I No
GO.
Coord
Structure
No
Structure Type
F B C M >=05 !.
<5p
Length
>=5p Chrys
ID of Structure
Amphibole
Nor J
Nonasb
Ambig/ND
EDS
(Nonadb
Elements)
'V
I.
I.
I
__
Struct = > U.5µ > 5:1 Aspect Ratio
______
Grid acceptance:
filter, overlapped or folded Totals
H
1= Positive diffraction pattern properties conforming to <50% undissolved
particulate coverage >50% coverage ate
laboratory identification criteria observed <10%
least 20 unfolded or overlapped grid squares <5% F B C M >5u
I '/= EDS spectrum conforming to laboratory
identification criteria observed
F = Single Fiber
holes or opaque areas
AMPHIBOLES
Amosite
Chrysotile
Amphibole
Ambiguous'
I B = Bundle (<3 fibers <1 fiber diameter apart
C = Cluster (>3 Intersections)
M = Matrix
Crocidolite
Anthophyllite
Tremolite
Actinolite
Non-Asbestos
Non-Identified
NSD = No Structures Detected --
I
NYC-WTC 000098433
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