GO. Structure Structure Type Length ID of Structure N or 7 EDS \
(Nonadb I
No F B j C M >=05 u >=5u Chrys Amphibole Nonasb Ambig/ND
Nd Coord <5|J Elements)
IC
f/
77
/ A ff
/p_____
Struct = > 0.5u > 5:1 Aspect Ratio Grid acceptance:
\= Positive diffraction pattern properties conforming to <50% undissolved filter, overlapped or folded Totals
Iaboraio7 identification criteria observed <10% particulate coverage >50% coverage ate
least 20 unfolded or overiapped grid souares <5%
______ P B I C M >5p
</= EDS spectrum conforming to laboratory holes or opaque areas
identification criteria observed Chrysotile !
AMPHIBOLES Amphibole j
F = Single Fiber Amosite
B = Bundle (<3 fibers <1 fiber diameter apari Crocidolite Ambiguous j I !
C = Cluster (>3 Intersections) Anthophyllite Non-Asbestos j
Tremolite
M = Matrix Actinolite Non-Idenrified !
NSD = No Structures Detected
CITY_21MC100_003106514
NYC-WTC_000185408
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000185408Source: NYC Law Department, mirrored locally
Laboratory data sheet recording transmission electron microscopy analysis of an air sample collected from a Board of Education site on November 15, 2001.
Laboratory data sheet recording transmission electron microscopy analysis of an air sample collected from a Board of Education site on November 15, 2001.
Laboratory data sheet recording transmission electron microscopy analysis of an air sample collected from a Board of Education site on November 15, 2001.