TEM Asbestos air sample results, NYC BOE, Dec 2001
Machine-extracted title · confidence 95%
Laboratory report documenting transmission electron microscopy analysis of air samples collected from NYC Board of Education facilities on December 17, 2001.
GO i Structure Structure Type Length ID of Structure Nor N i EDS
-i (Nonadb
Nc C M >=05 u >=5p Ctirys Amphibole Nonasb Ambig/ND
No Coord <5p Elements)
J 4
T
4
j i
Struct = > 0.5pi > 5:1 Aspect Ratio Grid acceptance:
-V= Positive diffraction pahern properties conforming to <50% undissolved filter, overlapped or iolded Totals
laboratory identification criteria observed <10% particulate coverage >50% coverage ate
least 20 unfolded or overlapped grid squares <5% ' F j B C M >5u
N= £DS spectrum conforming to laboratory holes or opaque areas
identification criteria observed Chrysotile
AMPHIBOLES Ampliibole
F = Single Fiber Amosite
B = Bundle l<3 fibers <1 liber diameter apart Crocidolite Ambiguous
C = Cluster (>3 Intersections) Anthophyllite Non-Asbestos
Tremolite I
M = Matra Non-Identified
Actinolite ;
NSD = No Struciures Detected
CITY_21MC100_003104858
NYC-WTC_000184258
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000184258Source: NYC Law Department, mirrored locally
Laboratory data sheet recording transmission electron microscopy analysis of an air sample collected at NYC Board of Education facilities on November 9, 2001.
Laboratory data sheet recording transmission electron microscopy analysis of an air sample collected at NYC Board of Education facilities on November 9, 2001.
Laboratory data sheet recording transmission electron microscopy analysis of an air sample collected at NYC Board of Education facilities on November 9, 2001.