GO. Structure Structure Type Length ID of Structure Nor \ EDS
(Nanadb
No F B C M >=05 p T : ■=5(J Chrys Amphibole Nonasb Ambig/ND
No Coord <5p Elements)
J
Struct = > 0.5p >5:1 Aspect Ratio Gnd acceptance:
Positive diffraction pattern properties conforming to <50% undissolved filter, overlapped or folded Totals
laboratory identification criteria observed <10% partculate coverage >50% coverage ate
least 20 unfolded or overlapped grid sguares <5% F B C I M I >5u
7= 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-Identified
Actinolite
NSD = No Structures Detected
CITY_21MC100_0 03044821
NYC-WTC_000197353
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000197353Source: NYC Law Department, mirrored locally
Laboratory data sheet recording transmission electron microscopy analysis of an air sample collected at a New York area Board of Education facility on November 10, 2001.
Laboratory data sheet recording transmission electron microscopy analysis of an air sample collected at a New York area Board of Education facility on November 10, 2001.
Laboratory data sheet recording transmission electron microscopy analysis of an air sample collected at a New York area Board of Education facility on November 10, 2001.