NYC 9/11 Public Portal Document
TEM Asbestos (air) Count Sheet
Client Name: NYC BOE Volume (liters): 1920
Lab Group #: 6852 Filter Type / Filter Area: MCE 385 mm-
Lab Sample #: 3 Grid Opening Size: 0,01124
Client Sample #: J Area Examined: 0.04496 mm-
GRID BOX: A___ ■
Magnificat inn: 20.000
GRID ID: >7- Accelerating Voltage: 100 KeV
# Grid Openings: 4 Analysis Date: 2,128/02
Analysis Performed By:
“TOMAN PEYSAKHOV
GO, Structure Structure Type Length ID of Structure N or EDS
No (Nonadb
F B C M >=05 u Chrys Amphibole Nonasb Ambig/ND
No Coord <5p Elemenis)
-7 -cry 1
Struct = > 0.5p >5:1 Aspect Ratio Grid acceptance:
v= Positive diffraction pattern properties conforming to <50% undissolved filter, overlapped or folded Totals
laborator)' identification criteria observed <10% particulate coverage >50% coverage ate
least 20 unfolded or ovedapped grid squares <5% F B C M >5p
9= EDS spectrum conforming to laboratory holes or opaque areas
Identification criteria observed Chrysotile
AMPHIBOLES Amphibole
,F = Single Fiber Amosite
3 = Bundle (<3 fibers <1 fiber diameter apart Crocidolite Ambiguous
C = Cluster (>3 Intersections) Anthophyllite Noil-Asbestos
Tremolite
M = Matrix Non-Identified
NSD = No Structures Detected
Actinolite
I i
CONFIDENTIAL, CITY_21MC1OO_OO3468199
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000181244
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