NYC 9/11 Public Portal Document
I TEM Asbestos (air) Count Sheet
Li Client Name:
Lab Group #:
EM & CA
6070
Volume (liters): 1300
Filter Type / Filter Area: MCE 385 mm'
Grid Opening Size: 0.01124
1 Lab Sample #:
Client Sample #:
8
008 Area Examined: 0.06744 mm-
GRID BOX: l_ Magnification: 20,000
I GRID ID:
# Grid Openings: 6
. Accelerating Voltage: 100 KeV
Analysis Date: 12/9/01
L Analysis Performed By:
ROMAN PEYSAKHOV
I GO. J Structure
No
Structure Type
F B C M >=05 N
Length
Chrys
ID of Structure
Amphibole Nonasb
Nor -
Ambig/ND
EDS
(Nonadb
Coord I >=5 p Elements)
No <5p
--7
f/
lJ
I
I
I
J
I
I
LI Struct => 0.5µ > 5:1 Aspect Ratio Grid acceptance:
1= Positive diffraction pattern properties conforming to <50% undissolved filter, overlapped or folded Totals
laboratory identification criteria observed <10% particulate coverage >50% coverage ate
I d= EDS spectrum conforming to laboratory
identification criteria observed
least 20 unfolded or overlapped grid squares <5%
holes or opaque areas
Chrysotile
F B C M >5µ
AMPHIBOLES I Amphibole
I] F = Single Fiber
B = Bundle (<3 fibers <1 fiber diameter apart
C = Cluster (>3 Intersections)
Amosite
Crocidolite
Anthophyliite
Ambiguous
Non-Asbestos
Tremolite i
M =Matrix
I NSD = No Structures Detected
Actinolite Non-Identified
NYC-WTC 000098431
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