GO. Structure Structure Type Length ID of Structure N or N EDS
(Nonadb
No Coord
No F B c M >=05 p
<5p
>=5p Chrys Amphibole Nonasb Ambig/ND
Elements)
a
Struct = > 0.5p > 5:1 Aspect Ratio Grid acceptance:
■/= Positive diffraction pattern properties conforming to <50% undissoh/ed 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 >5p-
’/= EDS spectrum conforming to laboratory holes or opaque areas
identification criteria observed Chrysotile
j AMPHIBOLES Amphibole
F = Single Fiber I Amosite
B = Bundle (<3 fibers <1 fiber diameter apart ; Crocidolite Ambiguous
C = Cluster (>3 Intersections) ! Anthophyllite Non-Asbestos
T remolite
M = Matrix Non-Identified
Actinolite
NSD = No Structures Detected
CONFIDENTIAL, CITY_21MC100_003467193
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000180578
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NYC-WTC_000180578Source: NYC Law Department, mirrored locally