NYC 9/11 Public Portal Document
I TEM Asbestos (air) Count Sheet
Client Name: Airtek Volume (liters): 1300
Lab Group #: 6120 Filter Type / Filter Area: MCE 385 mm'
23 Grid Opening Size: 0.01124
Lab Sample #:
I Client Sample #:
GRID BOX:
43
Ct S
Area Examined:
Magnification: 20,000
0.06744 mm2
ii GRID ID:
# Grid Openings: 6
L.1 rt Accelerating Voltage: 100 KeV
Analysis Date: 12/16/01
I Analysis Performed By:
ROMAN PEYSAKHOV
I GO
No Coord
Structure
No
Structure Type
F B C M >=05 u
<5µ
Length
>=5N Chrys
ID of Structure
Amphibole Nonasb
Nor J
Ambig/ND
EDS
(Nonadb
Elements)
-z[P IIIiiL ____________
apz 11
I
I
r1
I
I
I Struct = > 0.5µ > 5:1 Aspect Ratio Grid acceptance:
<50% undissolved filter, overlapped or folded
'1= Positive diffraction pattern properties conforming to <10% particulate coverage >50% coverage ate
laboratory identification criteria observed
Totals
least 20 unfolded or overlapped grid squares <5% F B C M >5u
I J= ECS spectrum conforming to laboratory
identification criteria observed
holes or opaque areas
AMPHIBOLES
Chrysotile
Amphibole
F = Single Fiber Amosite Ambiguous
I 8 = Bundle (<3 fibers <1 fiber diameter apart
C = Cluster (>3 Intersections)
Crocidolite
Anthophyllite
Tremolite
Non-Asbestos
Non-Identified
M = Matrix Actinolite
NSD = No Structures Detected — —
NYC-WTC 000098506
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