GO. Structure Structure Type Length ID of Structure N or V EDS
(Nonadb
. No Coord
No F B c M >=05 p
<5p
>=5(j Chrys Amphibole Nonasb Ambig/ND
Elements)
I
7
4
7-:
Struct = > 0.5p > 5:1 Aspect Ratio Grid acceptance:
Totals
laboratory identification criteria observed
least 20 unfolded or overlapped grid squares <5% F B C M >5p
y = 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 = Matnx
Actinolite Non-Identified
NSD = No Structures Detected
CONFIDENTIAL, CITY_21MC100_003461847
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000179951
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000179951Source: NYC Law Department, mirrored locally
Technical data sheet for the ninth transmission electron microscopy analysis of an air sample collected from a NYC Board of Education site in March 2002.
Technical data sheet for the eleventh transmission electron microscopy analysis of an air sample collected from a NYC Board of Education site in March 2002.
Technical data sheet for the ninth transmission electron microscopy analysis of an air sample collected from a NYC Board of Education site in March 2002.
Technical data sheet for the ninth transmission electron microscopy analysis of an air sample collected from a NYC Board of Education site in March 2002.