GO. Structure Structure Type Length ID of Structure N or y EDS
No >=05 u (Nonadb
F B C >=5iJ Chrys Amphibole Nonasb Ambig/ND
<5p Elements)
-IF
-JL-
(f
Struct = >0.5n ,>5:I Aspect Ratio Grid acceptance:
V= 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 C M >5p
V= EDS spectrum conforming to laboratory hoies or opaque areas
identification criteria observed Chrysotile
Famphiboles ' Amphibole
F = Single Fiber Amosite I
B = Bundle (<3 fibers <1 fiber diameter apart Crocidolite i Ambiguous
C = Cluster (>3 Intersections) Anthophyllite : Non-Asbestos
Tremolite i
IVI = Matrix Non-Identified
Actinolite
NSD = No Structures Detected
CONFIDENTIAL, CITY_21MC100_0 11533410
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000181569
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000181569Source: NYC Law Department, mirrored locally