TEM Asbestos (air) Count Sheet
Client Name NYC BOE Volume (liters) 1928
Lab Group # 8739 Filter Type / Filter Area MCE 385 mm
Lab Sample # 5 Grid Opening Size 0 01124
Client Sample # 5 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 ibofStructure N or EDS
No (Nonadb
F B C M > 05 M >-5p Chrys Amphibole Nonasb Ambig/ND
No Coord 5m Elements)
Strutt = > 0 ip >5 I Aspect Ratio Grid acceptance
'J Positive diffraction pattern properties conforming to 50/ undissolved filter overlapped or folded Totals
laboratory identification critena observed 10/ particulate coverage >50/ coverage ate
'J EDS spectrum conforming to laboratory
least 20 unfolded or overlapped gnd squares 5 /
holes or opaque areas
F a c M 5p
idenbfication entena observed 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 Matnx Non Identified
Actinolite
NSD No Structures Detected
CONFIDENTIAL, CITY_21MC100_003431142
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000175460
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NYC-WTC_000175460Source: NYC Law Department, mirrored locally