GO. Structure Structure Type Length ID of Structure N or 'i EDS
No (Nonadb
F B C M >=05 u Chrys Amphibole Nonasb Ambig/ND
No , Coord <5p Elements)
------cC-
Struct = > 0.5p >5:1 Aspect Ratio Grid acceptance:
t/= 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 B C M >5u
^/= EDS spectrum conforming to laboratory holes or opaque areas
identification criteria observed Chrysotile
•AMPHIBOLES ! Amphibole
F = Single Fiber Amosite [
B = Bundle (<3 fibers <1 liber diameter apart Crocidolite Ambiguous
C = Cluster (>3 Intersections) , Anthophyllite j Non-Asbestos
i Tremolite i
M = Matrix Actinolite i Non-Identified
NSD = No Stnjctures Detected
CONFIDENTIAL, CITY_21MC100_003470537
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000176573
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NYC-WTC_000176573Source: NYC Law Department, mirrored locally