NYC 9/11 Public Portal Document
I TEM Asbestos (air) Count Sheet
I Client Name:
Lab Group #:
Airtek
6115
Volume (liters): 1300
Filter Type / Filter Area: MCE 385 mm-
Grid Opening Size: 0.01124
Lab Sample #: 3
I Client Sample #:
GRID BOX: r 61 I
03 Area Examined:
Magnification:
0.06744 mm'
20,000
GRID ID: Accelerating Voltage: 100 KeV
# Grid Openings: 6 Analysis Date: 12/15/01
Analysis Performed By:
'I
MARK PEYSAKHOV
GO. Structure Structure Type Length ID of Structure N or EDS
(Nonadb
No F B C M >=05 N >=5p Chrys Amphibole Nonasb Ambig/ND
E?ements)
No Coord <SN
r
1
I
I Struct = > O.5 .t .> 5:1 Aspect Ratio
d= Positive diffraction pattern properties
laboratory identification criteria observed
conforming to
Grid acceptance:
<50% undissolved filter, overlapped or folded
<10% particulate coverage >50% coverage ate
Totals
least 20 unfolded or overlapped grid squares <5% F B C M >5u
I 4= EDS spectrum conforming to laboratory
identification criteria observed
holes or opaque areas
AMPHIBOLES
Chrysotile
Amphibole
F = Single Fiber Amosite
Ll 6 = Bundle (<3 fibers <1 fiber diameter apart
C = Cluster (>3 Intersections)
M =Matrix
Crocidolite
Anthophyllite
Tremolite
Ambiguous
Non-Asbestos
Non-Identified
Actinotite
fl NSD = No Structures Detected _.
NYC-WTC 000098456
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