GO. Structure Structure Type Length ID of Structure Nor EDS
No F B C M >=05 N >=5N Chrys Amphibole Nonasb Ambig/ND
(Nonadb
No i Coord <,5u Elements)
7-
9t 2 Pte.
3 I Z i(
!t
z. !1
Struct => 0.5 µ > 5:1 Aspect Ratio Grid acceptance:
I= Positive diffraction pattern properties conforming to <50% undissolved fitter, overlapped or folded Totals
laboratory identification criteria observed <10% particulate coverage >50% coverage ate
least 20 unfolded or overlapped grid squares <5% F
'1= EDS spectrum conforming to laboratory holes or opaque areas
B C M >5µ
identification criteria observed Chrysotile
AMPHIBOLES
F = Single Fiber Amphibole
Amosite
B = Bundle (<3 fibers <1 fiber diameter apart Crocidolite Ambiguous
C = Cluster (>3 Intersections) Anthophyllite Non-Asbestos
M = Matrix Tremolite
Actinolite Non-Identified
NSD = No Structures Detected
NYC-WTC 000102783
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NYC-WTC_000102783Source: NYC Law Department, mirrored locally