GO. Structure Structure Type Length ID of Structure Norn) EDS
No (Nonadb
F B C M >=05 pi >=5(4 Chrys Amphibole Nonasb Ambig/ND
- No Coord <5|J Eismenls)
5(9
Struct = > 0,5p > 5:1 Aspect Ratio Grid acceptance:
“ositive diffraction pattern properties conforming to
<50% undissolved filter, overlapped or folded Totals
<10% particulate coverage >50% coverage ate
laboratory identification criteria observed
least 20 unfolded or overlapped grid squares <5% I F B j C I M I >5u
'J= EDS spectrum conforming to laboratory holes or opaque areas
identification criteria observed Chrysotile
AMPHIBOLES .Amphibole
F = Single Fiber Amosite
E = Bundle (<3 fibers <1 fiber diameter apart Crocidolite Ambiguous 1
C = Cluster ;>3 intersections) Anthophyllite Non-Asbestos 1
Tremolite
M = Matrix j Non-Identified
Actinolite
NSD = No Structures Detected
CITY_2IMCl00_0 03103274
NYC-WTC_000183810
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000183810Source: NYC Law Department, mirrored locally
Laboratory data sheet recording transmission electron microscopy analysis of an air sample collected from the NYC Board of Education on April 11, 2002.
Laboratory data sheet recording transmission electron microscopy analysis of an air sample collected from the NYC Board of Education on April 11, 2002.
Laboratory data sheet recording transmission electron microscopy analysis of an air sample collected from the NYC Board of Education on April 11, 2002.