GO. Structure Structure Type Length ID of Structure N or N EDS
(Nonadb
Nc F B C M >=Q5 (J >=5pi Chrys Amphibole Monasb Ambig/ND
No Coord <5u Eiementsl
Struct = > 0.5u > 5:1 Aspect Ratio Grid acceptance:
4- Positive diffraction pattern properties conforming to <50% undissoived filter, overlapped or folded Totals
laboratory identification critena observed <10% particulate coverage >50% coverage ate
least 20 unfolded or overlapped gnd squares <5% ' F B C M >5|J
EDS spectrum conforming to laboratory holes or opaque areas I
identification criteria observed Chrysotile
AMPHIBOLES Amphibole
F = Single Fiber Amosite
B = Bundle (<3 fibers <1 fiber diameter apart Crocioolite Ambiguous
I Anthophyllite
C = Cluster (>2 Intersecionsi Non-Asbestos
I Tremolite
M = Matrix \ Non-Identified
I Actinolite
ySD = No Structures Detected
CITY_21MC100_003104528
NYC-WTC_000184024
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000184024Source: 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.