GO, Structure Structure Type Length ID of Structure N oi 4 EDS
(Nonadb
No F B C M >=05 p >=5|j Chrys Amphibole Nonasb Ambig/ND
No Coord Elements)
<5u
Struct = > 0.5p >5,1 Aspect Ratio Grid acceptance:
■/= Positive diffraction pattern properties conforming to <50% undissoived filter, overlapped or toldeP Totals
laboratory identification criteria observed <10% particulate coverage >50% coverage ate
least 20 unfolded or overlapped grid squares <5% F B C M
V= 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-Identified
Actinolite
NSD = No Structures Detected
CONFIDENTIAL, CITY_21MC100_003459067
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000179379
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NYC-WTC_000179379Source: NYC Law Department, mirrored locally