NYC 9/11 Public Portal Document
I TEM Asbestos (air) Count Sheet
Client Name: EM & CA Volume (liters): 1300
I Lab Group #: 6070
22
Filter. Type / Filter Area: MCE 385 mm'
Grid Opening Size: 0.01124
Lab Sample #:
[1 Client Sample #:
GRID BOX:
022 Area Examined:
Magnification: 20,000
0.06744 mm2
Accelerating Voltage: 100 KeV
I GRID.ID:
# Grid Openings: 6 Analysis Date: 12/9/01
I Analysis Performed By:
ROMAN PEYSAKHOV
I GO.
No Coord
Structure
No •F
Structure Type
B C M >=05 p
<5u
Length
>=5p Chrys
ID of Structure
Amphibole Nonasb
N or
AmbigIND
EDS
(Nonadb
Elements)
C1 //
✓
V-
I
I
El 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
Totals
least 20 unfolded or overlapped grid squares <5% F B C M >5N
Li .J= EDS spectrum conforming to laboratory
identification critena observed
holes or opaque areas
AMPHIBOLES
Chrysotile
Amphibole
F = Single Fiber Amosite
Ambiguous
El B = Bundle (<3 fibers <1 fiber diameter apart
C = Cluster (>3 Intersections)
M = Matrix
Crocidolite
Anthophyllite I
Tremolite
Non-Asbestos
Non-Identified
Actinolite
1 NSD = No Structures Detected
NYC-WTC 000098445
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