NYC 9/11 Public Portal Document
I TEM Asbestos (air) Count Sheet
Client Name: Airtek Volume (liters): 1300
1 Lab Group #:
Lab Sample #:
6152
30
Filter Type / Filter Area: MCE 385 mm2
Grid Opening Size: 0.01124
Area Examined: 0.06744 mm2
I Client Sample #:
GRID BOX:
045
Magnification: 20,000
GRID ID: Accelerating Voltage: 100 KeV
I '# Grid Openings: 6 Analysis Date: 12/20/01
I Analysis Performed By:
MARK PEYSAKHOV
ID of Structure EDS
I GO. Structure Structure Type Length Nor
(Nonadb
>=5p Chrys Amphibole Nonasb Ambig/ND Elements)
No Coord No F B C M > 05l
i
I
I
I
Struct = > 0.5µ > 5:1 Aspect Ratio Grid ac eptance:
I J= Positive diffraction pattern properties conforming to <50%
laboratory identification criteria observed <10%
undissolved filter, overlapped or folded
particulate coverage >50% coverage ate
least 20 unfolded or overlapped grid squares <5%
Totals
F B C M >5u
= EDS spectrum conforming to laboratory holes or opaque areas
I identification criteria observed
F = Single Fiber
AMPHIBOLES
Amosite
Chrysotile
Amphibole
Crocidolite
Ambiguous
B = Bundle (<3 fibers <1 fiber diameter apart
1 C = Cluster (>3 Intersections)
M =Matrix
Anthophyllite
Tremolite
Actinolite
Non-Asbestos
Non-Identified
NSD = No Structures Detected
1
NYC-WTC 000098573
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