TEM Asbestos (air) Count Sheet
Client Name NYC BOE Volume (liters) 1944
L ib Group # 8739 Filter Type / Filter Area MCE 385 mm^
Lab Sample # 10 Grid Opening Size 0 01124
Client Sample # 10 Area Examined 0 04496 mm^
GRID BOX Magnification 20 000
GRID ID Accelerating Voltage 100 KeV
# Grid Openings 4 Analysis Date 8/23/02
Analysis Performed By
ROMAN PEYSAKHOV
GO Structure Structure Type Length IDoisinjcture N or 9 EDS
(Nonadb
No F B C M > 5pi Chrys Amphibole Nonasb Ambig/ND
No Coord Elements)
5p
It
4
4
'1^=1
Struct = > 0 5p >5 I Aspect Ratio Gnd acceptance
\/ Positive diffraction pattern properties conforming to 50/ undissolved filter overlapped or folded Totals
laboratory identification cntena observed 10/ particulate coverage 50/ coverage ate
least 20 unfolded or overlapped gnd squares 5 / F B C M >5m
7 EDS spectrum conforming to laboratory holes or opaque areas
identification cntena obsen/ed Chrysotile
AMPHIBOLES Amphibole
F Single Fiber Amosite
B Bundle ( 3 fibers 1 fiber diameter apart Crocidolite
Ambiguous
C Cluster ( 3 Intersections) Anthophyllite Non Asbestos
Tremolite
M Matrix
Actinolite Non Identified
MSD No Structures Detected
CONFIDENTIAL, CITY_21MC100_003431033
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000175436
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NYC-WTC_000175436Source: NYC Law Department, mirrored locally