GO. Structure Structure Type Length ID of Structure N or / EDS
(Nonadb
No F B C M >=05 pi Chrys Amphibole Nonasb Ambig/ND
No Coord <5pj Elements)
Struct = > 0,5p >5:! Aspect Ratio Grid acceptance:
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 overtapped grid squares <5% F B C M >5u
n/= EDS spectrum conforming to laboratory holes or opaque areas
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
Actinolite Non-Identified
NSD = No Structures Detected
CONFIDENTIAL, CITY_21MC100_003467959
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000181085
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NYC-WTC_000181085Source: NYC Law Department, mirrored locally