NYC 9/11 Public Portal Document
I
TEM Asbestos (air) Count Sheet
I Client Name: ATC Volume (liters): 1300
Lab Group #: 6159 Filter Type / Filter Area: MCE 385 mm
II Lab Sample #:
Client Sample #:
1
04
Grid Opening Size:
Area Examined:
0.01124
0.06'44 mm=
I GRID BOX:
GRID ID: ?
f % Magnification:
Accelerating Voltage:
20,000
100 Key
# Grid Openings: 6 Analysis Date: 1220/01
I Analysis Performed By:
I GO Structure Structure Type i
MARK PEYSAKHOV
Length ID of Structure N or v EDS
No (Nonadb
I No Coord
I
F B C M >=05 a
<5u I >=5u Chrys Ampniboie Nonast I AmoiglND
Elemental
r
r
623 ---
I ! I l
I
I
I
I
I
n
Struc: _ > 0.5 >5. I Aspect Ratio Grid acceptance:
v= Positive diffraction pattern properties comorming to <50% undissolved filter, ovenapped or folded Totals
laboratory Identification critena ooservea <10% particulate coverage >50% coverage ate
least 20 unfolded or overlapped grid squares <5%e F B C M >5u
v= EDS spectrum conforming to laboratory holes or opaque areas
dentification criteria observed Chrvsotiie
AMPHIBOLES Amphibole I
= Single Fiber Amosite
Ambiguous
n
B = Bundle 1<3 fibers < fiber diameter apart Crocidolite
= Cluster (>3 Intersections) Anthophyllite Von--asbestos
I M = Matrix
NSD = No Structures Detered
Tremolite
Actinolite Non-Identified
NYC-WTC 000104478
OCR can misread numbers and units. Confirm readings against the page image before using them.