GO Structure Structure Type Length ID of Structure NorV EDS
No >=05 p I >=5|j (Nonadb
F B C M Chrys Amphibole Nonasb Ambig/ND
No Coord <5p Elements)
< -S'
2-
Struct = > 7.5u _> 5:1 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 overlapped grid squares <5% F B M
C >5p
y = 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 Non-ldentified
Actinolite
NSD = No Structures Detected
CONFIDENTIAL, CITY_21MC100_003467794
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000180965
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NYC-WTC_000180965Source: NYC Law Department, mirrored locally