NYC 9/11 Public Portal Document
TEM Asbestos (air) Count Sheet
Client Name: ATC Volume (liters): 1300
Lab Group #: 6159 Filter Type / Filter Area: MCE 385 mm=
Lab Sample #: 10 Grid Opening Size: 0.01124
Client Sample #: 13 Area Examined: 0.06744 mm=
GRID BOX: c
Magnification:
20,000
GRID ID: '€) Accelerating Voltage: 100 KeV
# Grid Openings: 6 Analysis Date: 12.20/01
I Analysis Performed By:
MARK PEYSAKHOV
GO Structure Structure Type Length ID of Structure N or v EDS
No (Nonadb
F B C • M• >=05
c5uu >-SN i Chrys Ampnibole Nonasb Ambig!ND
No Coord Elements)
3 `
I I
r
I I
I
!
I
I I
I I I
I
I
I I l i i
I
I Struct _ > O.5u - 5: 1 Aspect Ratio Gna acceptance.
Positive diffraction pattern properties conforming to <50% undissolved filter, ovenappec or foiled Totals
I
v=
laboratory iaentification criteria observed <10% particulate coverage >50% coverage ate
least 20 unfolded or overlapped grid squares <41% F B C
v= EDS spectrum conforming to iaooratory holes or opaque areas
identification criteria observed Chrysotile
I F = Single Fiber
5 = Bundle t <; fibers <1 fiber diameter apart
A.rMPH1BGLES
Amosite
Croctdoiite
Amphiboie
Ambiguous
Custer f> Intersections; Anthoohvllite Non-Asbestos I
I
I
Tremolite
M= Non-identified
Matrix Actinolite
NSD = No Structures Detected _
NYC-WTC 000104486
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