GO. Structure Structure Type Length ID of Structure N or 7 EDS
No (Nonaab
F B C M >=05 |j Chrys Amphibole Nonasb Ambig/ND
ir I No Coord <5(J Elements)
/f
f
90
__________________
Struct = > 0.5p >5:1 Aspect Ratio Grid acceptance;
\= Positive diffraction pattern properties conforming to <50% undissQlved filter, overlapped or folded Totals
<10% particulate coverage >50% coverage ate
laboratory identification criteria observed
least 20 unfolded or overlapped grid squares <5% j F ! B 1 C i M i >5u
4= 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-ldentified
Actinolite
MSD = No Structures Detected
CONFIDENTIAL, CITY_21MC1OO_OO347O894
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000176808
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NYC-WTC_000176808Source: NYC Law Department, mirrored locally