GO, Structure Structure Type Length ID of Structure N or v EDS j
No >=05 p ■ ;>=5|j (Nonadb |
F B C M Chrys Amphibole Nonasb Ambig/ND
No Coord <5p Elements) !
Struct = > 0.5u > 5:1 Aspect Ratio Grid acceptance:
V= Positive diffraction pattern properties conforming to <50% undissolved filter, overiapped 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 >5u
EDS spectrum conforming to iaboratoiy holes or opaque areas
identification criteria observed Chrysotile
i AMPHIBOLES Amphibole
F = Single Fiber i 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_003467472
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000180749
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NYC-WTC_000180749Source: NYC Law Department, mirrored locally