NYC 9/11 Public Portal Document
I TEM Asbestos (air) Count Sheet
Client Name: Airtek Volume (liters: 1300
I Lab Group #: 6120
25
Filter Type / Filter Area:
Grid Opening Size:
MCE 385 mm2
0.01124
It
Lab Sample #:
Area Examined: 0.06744 mm'
Client Sample #: 45
GRID BOX: S Magnification:
20,000
I GRID ID:
# Grid Openings: 6
Accelerating Voltage: 100 KeV
Analysis Date: 12/16/01
Analysis Performed By: ~~J!
I ROMAN PEYSAKHOV
GO. Structure Structure Type Length ID of Structure N or EDS
(Nonadb
No F B C M >=05 u >=5N Chrys Amphibole Nonasb AmbigIND
Elements)
No Coord <5p
ci i
I
[1
U
J
I Struct = > 0t5µ > 5:1 Aspect Ratio
J= 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 >5N
I 4= EDS spectrum conforming to laboratory
identification criteria observed
holes or opaque areas
AMPHIBOLES
Chrysotile
Amphibole
F = Single Fiber Amosite Ambiguous
I 8 = Bundle (<3 fibers <1 fiber diameter apart
C = Cluster (>3 Intersections)
M =Matrix
Crocidolite
Anthophyllite
Tremolite
Actinolite
Non-Asbestos
Non-Identified
NSD = No Structures Detected
Li
NYC-WTC 000098508
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