NYC 9/11 Public Portal Document
I TEvI Asbestos (air) Count Sheet
Client Name: ATC Volume (liters): 1770
Lab Group #: 6226 Filter Type / Filter Area: MCE 38= rrnr
Lab Sample #: 1 Grid Opening Size: 0.01124
Client Sample #: 003 Area Examined: 0.04496 mm=
GRID BOX: L/ Magnification: 20.000
GRID ID: 3 4/13 Accelerating Voltage: 100 Key'
# Grid Openings: 4 Analysis Date: 12,30/01
I Analysis Performed By:
ROMAN PEYSAKHOV
GO. Structure Structure Type Length IC of Structure N or v BCE
(Nonaab
No F B C M >=05 N >=5p Chrys Amphibole Nonaso AmbiglNO
No Coord I <5u =_iements)
~1 I
I I I i
I
I i l i I I I j I l
I I I
I I I i I
I
I
I I
I
I Struct = > U.5u 5 1 Aspect Ratio
q= Positive diffraction pattern properties conforming to
Gnd acceptance.
<50% undissolved filter, overlapped or folded Totals
aooratory :dennfication criteria ooserveo <10% particulate coverage >50% coverage ate
I = EDS spectrum conforming to iaooratory
identification criteria ooserveo
least 20 unfolded or overlapped grid squares <5%
holes or opaque areas
Chrysotile
F B C vl >5u
AMPHIBOLES
I = Single Fiber
B = Bunole i<3 fibers <1 fiber diameter apart
C = Cluster I>3 Intersections)
Amosite
Crocidolite
Anthophyllite
Tremolite
.-amphibole
Ambiguous
Non-Asbestos
M = Matrix
LII NED = Na Structures Detected
Actinolite
__ _ ...
I Non-identified
i_ -
NYC-WTC 000104529
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