GO, Structure Structure Type Length 10 of Structure ' N or \* EDS
No (Nonadb
F B C M TTo5u :>=5p Chrys Amphibole Nonasb Ambig/ND
No Coord <5m Elements)
3R
Struct = > 0.5p > 5:1 Aspect Ratio Grid acceptance:
’/= Positive diffraction pattern properties conforming to <50% 'undissolvecl filter, overlapped or folded Totals
laboratory identification criteria observed <10% particulate coverage >50% coverage ata
least 20 unfolded or overlapped grid squares <5% F B C M >5u
-J= EDS spectrum conforming to laboratory holes or opaque areas I
identification criteria observed Chrj'sotile
AMPHIBOLES Amphibole
F = Single Fiber Amosite
B = Bundle (<3 fibers <1 fiber diameter apart Crocidolite Ambiguous
C = Cluster (>3 Intersections) Anthophyllite Non-Asbestos
M = Matrix Tremolite -
Actinolite Non-Identified
NSD = No Structures Detected
CITY_21MC100_002921567
NYC-WTC_000225554
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000225554Source: NYC Law Department, mirrored locally
Technical data sheet recording transmission electron microscopy parameters and results for the fifth air sample collected at a New York City Board of Education facility.