NYC 9/11 Public Portal Document
TEM Asbestos (air) Cunt Sheet
Client Name: EM & CA Volume (liters): 1300
• Lab Group #: 6070 Filter Type / Filter Area: MCE 385 mm2
Lab Sample #: 19 Grid Opening Size: 0.01124
Client Sample #: 019 Area Examined: 0.06744 mm=
GRID BOX:• Magnification:
20,000
GRID ID: Accelerating Voltage: 100 KeV
# Grid Openings: 6 Analysis Date: 12/9/01
I Analysis Performed By:
ROMAN PEYSAKHOV
Structure Type Length ID of Structure Nor EDS
GO. Structure v
No F B C M >=05 N >=5N ChryS Amphibole Nonasb AmbigIND
Elements)
No Coord <5N
•I l
1•
I
I
I Struct = > 0.5µ > 5:1 Aspect Ratio - Grid acceptance:
4= Positive diffraction pattern properties conforming to <50°k
<10%
undissolved filter, overlapped or folded
particulate coverage >50% coverage ate
Totals
laboratory identification criteria observed
least 20 unfolded or overlapped grid squares <5% F I B C M >5N
I v= EDS spectrum conforming to laboratory
identification criteria observed
holes or opaque areas
AMPHIBOLES
Chrysotile
Amphibole
F = Single Fiber Amosite
LI B = Bundle (<3 fibers <1 fiber diameter apart
C = Cluster (>3 Intersections)
Crocidolite
Anthophyllite
Tremolite
Ambiguous'
Non-Asbestos
M = Matrix Actinolite Non-Identified
NSD = No Structures Detected
NYC-WTC 000098442
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