NYC-WTC_000193376

NYC 9/11 Public Portal Document

TEM Asbestos (air) Count Shec Client Name: NYC BOE Voluni 1816 Lab Group #: 8213 Filter Type/Fili MCE 385 mm" Lab Sample #: 2 Grid Open 0.01124 Client Sample #: 05 Area E 0.04496 mm"

GRID BOX: Maur 20,000 GRID ID: Acceleratin'.’ 100 KeV # Grid Openings: 4 Anal' 6/22/02

Analysis Performed By: MARK PEYSAKHOV

GO. Structure Structure Type Length ID of Stri' EDS No (Nonadb F B C M >=05 p >=51J Chrys Amphibole : ibig/ND No Coord <5u Elements)

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Struct = > 0.5p > 5:1 Aspect Ratio Grid acceptance: 'J= Positive diffraction pattern propertitis conforming to <50% undissolved filter, overlapped or folded laboratory identification criteria observed <10% particulate coverage >50% coverage ate

V= EDS spectrum conforming to laboiatory least 20 unfolded or overlapped grid squares <5% holes or opaque areas c M >5u identification criteria observed Chi's, AMPHIBOLES Amp'll F = Single Fiber Amosite B = Bundle {<3 fibers <1 fiber diameter apart Crocidolite Ambii" C = Cluster (>3 Intersections) Anthophyllite Non-Asbk T remolite M = Matrix ’ Non-Ideiii Actinolite NSD = No Structures Detected

CITY_21MC100_003094564

NYC-WTC_000193376