GO. Structure Structure Type Length ID of Structure N or 7 EDS i
No (Nonadb j
F B C M >=05 p >=5|J Chrys Amphibole Nonasb Ambig/ND
No Coord <5p Elements)
I i
Struct = > 0.5p > 5.1 Aspect Ratio Grid accepterce.
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 CM I >5u
'v= EOS spectrum conforming to laboratory holes or opaque areas
Identification criteria observed Chrysotile
AMPHIBOLES Amphibole
F = Single Filler Amosite
B = Bundle (<3 fibers <1 fiber oiameter apart Crocidolite Ambiguous
C = Cluster (>3 intersections) Anthophyllite Non-Asbestos
Tremolite
M = Matrix Non-Identified
Actinolite
NSO = No Structures Detected
CONFIDENTIAL, CITY_21MC1OO_OO347O978
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000176863
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NYC-WTC_000176863Source: NYC Law Department, mirrored locally