NYC-WTC_000212392

NYC 9/11 Public Portal Document

TEM Asbestos fair) Count Sheet (lient Name: NYC BOE Volume (liters): 1928 Lab Group #: 7320 Filter Type / Filter Area: MCE 385 mm^ l.ab Sample #: 5 Grid Opening Size: 0.01124

Client Sample #: 05 Area Examined: 0.04496 mm^

(;rid box. Magnification: 20,000 (iRlD ID: Accelerating Voltage: too KeV fr Grid Openings: 4 Analysis Date: 4/4/02

Analysis Performed By: MARX PEYSAKHOV

GO Structure Structure Type Length ID of Structure N or 7 EDS (Nonadb No F B C M >=05 u >=5p Chrys Amphitxite Nonasb Ambig/NO Mo Coord <5p Elements)

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Struct = > O-Sq > 5;I Aspect Ratio Qnd acceptance; = Positive diffraction pattern properties conforming to <50% undissolved filter, overlapped or folded Totals liiboratory identification cnteria observed <10% particulate coverage >50% coverage ate least 20 unfolded or overlapped grid squares <5% \ F B C M >5n ''= EDS spectrum conforming to laboratory holes or opaque areas identification cnteria observed ChiASOtile AMPHIBOLES Amphibole F = Single Fiber Amosite E = Bundle (<3 fibers <1 fiber diameter apart Crocidolite Ambiguous C: = Cluster (>3 Intersections) Anthophyllite Non-Asbestos M - Matrix T remolite Actinolite Non-Ideotified MSD = Mo Structures Delected

CITY_21MC100_002866347

NYC-WTC_000212392