NYC-WTC_000229094

NYC 9/11 Public Portal Document

TEM Asbestos fair) Count Sheet Client Name: NYC BOE Volume (titers); 1832 Lab Group #: 7885 Filter Type / Filter Area: MCE 385 mm^ Lab Sample #: 6 Grid Opening Size: 0.01124 Area Examined; 0.04496 mm- Client Sample #: 08 GRID BOX: Magnification: 20,000 GRID ID . Accelerating Voltage: too KeV # Grid Openings: 4 Analysis Date: 5/27/02

Analysis Performed By; MARK PEYSAKHOV

GO. Structure Structure Type Length !D a! Structure N or EDS i (Nonadi? No F 8 C M >=05 p >=5p Chrys Amphibole Nonasb AitiigWO No Coord Elemenls) i

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1 i

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Struct> 0.5p > 5: i Aspect Ratio Grid acceptance: >/=Positive diffraction pattern properties conforming to <S0% undisaolved biter, overlapped or folded Tpt^ laPotatory Identification criteria ooservec <10% particulata coverage >50% coverage ate (east 20 unfolded or overtapped grid squares <5% F B C M >5y EDS specbum coniorming to laboratory holes or opaque areas identibcatior, criteria observed Chrysotile AMPHIBOLES Amphibole F = Single Fiber Amosite 0 = Bundle (<3 fibers <1 fiber diameter apart Crocidolite Ambiguous C = Cluster (>3 Intersections) Anthophyllite Non-Asbestos T remolite M = Matrix Actinolite Non-Identified NSO ’ No Structures DeteSed

CITY_21MC100_002902191

NYC-WTC_000229094