GO. Structure Structure Type Length ID of Structure N or 7 EDS
INonadb
No F B C M >=05 p Chrys Amphibole Nonasb Ambig/ND
No Coord <5p Elements)
■21
Struct = > 0.5u > 5:1 Aspect Ratio Grid acceptance:
9= Positive diffraction pattern properties conforming to <50% undissolved filter, overlapped or folded Totals
laboratory identification criteria observed <10% particulate coverage >50% coverage ate
least 20 unfolded or overlapped grid squares <5% f F B C M >5u
EDS spectrum conforming to laboratory holes or opaque areas L
identification criteria 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 = Matrix Non-Identified
Actinolite
NSD = No Structores Detected
CONFIDENTIAL, CITY_21MC100_003468734
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000181629
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NYC-WTC_000181629Source: NYC Law Department, mirrored locally