NYC 9/11 Public Portal Document
Li TEM Asbestos (air) Count Sheet
Client Name: Airtek. Volume (liters): 1320
1 Lab Group#:
Lab Sample #:
6152
22
Filter Tvpe / Filter Area:
Grid Opening Size:
NICE 385 mm2
0.01124
I Client Sample #:
GRID BOX: 6'ê
032 Area Examined:
Magnification:
0.06744 mm-'
20,000
GRID ID: Accelerating Voltage: 100 KeV
1 # Grid Openings: 6 Analysis Date: 12/20/01
Analysis Performed By:
1 MARK PEYSAKHOV
I GO. Structure Structure Type Length ID of Structure Nor EDS
No >05 N Amphibole (Nonadb
F B C M >=5p ChryS Nonasb Ambig/ND
No Coord <5N Elements)
7
I
I
I
I
I
I
I
E-
Struct = > 0.5 .> 5:1 Aspect Ratio Grid aoeptance:
I 'l= Positive diffraction pattern properties conforming to <50% undissolved filter, overlapped or folded
laboratory identification criteria observed <10% particulate coverage >50% coverage ate
least 20 unfolded or overlapped grid squares <5%
Totals
F B C M >5u
d= EDS spectrum conforming to laboratory holes or opaque areas
1 identification criteria observed
F = Single Fiber
AMPHIBOLES
Arnosite
Chrysotile
Amphibole
B = Bundle (<3 fibers <1 fiber diameter apart Crocidolite
Ambiguous
I C = Cluster (>3 Intersections)
M=
Matrix
Anthophyllite
Tremolite
Actinolite
Non-Asbestos
Non-Identified
NSD = No Structures Detected
NYC-WTC 000098565
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