GO. Structure Structure Type Length ID of structure N orv EDS
No >=05^1 2 '=5|J (Nonadb
F B C M Chrys Amphibole Nonasb Ambig/ND
No ■ Coord <5p Elements)
If
7 pi
Struct = > 0.5u .> 5:1 Aspect Ratio Grid acceptance: | :
A- Positive diffraction pattern properties conforming to <50% undissolved Ater, overlapped br folded Totals
<10% particulate average >50% coverage ate
laboratory identification criteria observed
least 20 unfolded or overlapped grid squares <5% F B C M >5y
■/= EDS spectrum conforming to laboratory holes or opaque areas
identification criteria observed Chrysotile
AMPHIBOLES Amphibole
F = Single Fiber Amosite
S = 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_003433682
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000175892
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NYC-WTC_000175892Source: NYC Law Department, mirrored locally