NYC 9111 Public Portal Document
I TEM Asbestos (air) Count Sheet
Client Name: Airtek Volume (liters): 1250
• Lab Group #: 6141 Filter Type / Filter Area: MCE 385 mm=
Lab Sample #: 11 Grid Opening Size: 0.01124
Client Sample #: 021 Area Examined: 0.06744 mm'
GRID BOX: 17 Magnification:
20,000
U GRID ID:
# Grid Openings: 6
Accelerating Voltage: 100 KeV
Analysis Date: 12/18/01
Analysis Performed By:
ROMAN PEYSAKHOV
I No
GO.
Coord
Structure
No
Structure Type
F B C M >=05 u
<5N
Length
>=5N Chrys
ID of Structure
Amphibole
Nor
Nonasb Ambig/ND
EDS
(Nonadb
Elements)
'9-
1
t
t
Struct = > 0.5µ > 5: I Aspect Ratio Grid acceptance:
4= Positive diffraction pattern properties conforming to <50% undissolved filter, overlapped or folded Totals
laboratory identification criteria observed <10% particulate coverage >50% coverage ate
h least 20 unfolded or overlapped grid squares <5% F B M
J 1= EDS spectrum conforming to laboratory
identification criteria observed
holes or opaque areas
AMPHIBOLES
Chrysotile
Amphibole
C >5u
F = Single Fiber Amosite
I 8 =Bundle (<3 fibers <1 fiber diameter apart
C = Cluster (>3 Intersections)
M = Matrix
Crocidolite
Anthophyllite
Tremolite
Ambiguous
Non-Asbestos
Actinolite Non-Identified
I NSD = No Structures Detected
NYC-WTC 000098519
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