NYC 9/11 Public Portal Document
I TEM Asbestos (air) Count Sheet
Client Name: Airtek Volume (liters): 1250
I Lab Group #: 6141 Filter Type / Filter Area: MCE 385 mm=
I
Lab Sample #: 8 Grid Opening Size: 0.01124
Client Sample #: 013 Area Examined: 0.06744 mm2
GRID BOX: i 7 Magnification: 20,000
I GRID ID:
# Grid Openings: 6
Accelerating Voltage:
Analysis Date:
100 KeV
12/18/01
Analysis Performed By:
U
ROMAN PEYSAKHOV -
GO. Structure Structure Type Length ID of structure N or EDS
B M Ambig/ND (Nonadb
No Coord No F C >-05 N >=5p Chrys Amphibole Nonasb
<5N Elements)
z7'- -
Pz z
11
I
R
[7
I
I atruct = > u.~µ > >: I Aspect Ratio Grid acceptance:
'J= 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
1= EDS spectrum conforming to laboratory holes or opaque areas
F B C M >51.i
identification criteria observed Chrysotile
AMPHIBOLES Amphibole
F = Single Fiber
Amosite
8 = Bundle (<3 fibers <1 fiber diameter apart ! Ambiguous
I C = Cluster (>3 Intersections)
M = Matrix
Crocidolite
Anthophyllite
Tremolite
Non-Asbestos
Actinolite Non-Identified
I NSD = No Structures Detected
NYC-WTC 000098516
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