NYC-WTC_000201996

NYC 9/11 Public Portal Document

TEM Asbestos fair) Count Sheet Client Name- NYC BOE Volume (liters): 1920 Lab Group #: 7195 Filter Type / Filter Area: MCE 385 Lab Sample #: Grid Opening Size: 0.01124 Client Sample #: 07 Area Examined: 0,04496 mm^ GRID BOX: Magnification: 20,000 GRID ID : Accelerating Voltage: 100 KeV # Grid Openings: 4 Analysis Date: 3/24/02

Analysis Performed By: M.4RK PEYSAKHOV

GO. Structure Structure Type Length ID of Structure Nor V . . EDS I (Nonaob / No F B C M >=05 u I >=5jJ Chrys Amphibole Nonasb Ambig/ND No Coord <5u • Elements)

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Struct = > 0.5pi > 5:1 Aspect Ratio Grid acceptance: Pcsltlve diffraction pattern properties conforming to <50% undissoived filter, overlapped or folded ' Totals laboratory identification criteria observed <10% particulate coverage >50% coverage ate least 20 unfolded or overlapped grid squares <5% F ' I 'B C I M >5p 7= £DS Sdectrum conforming to laboratory holes or opaque .areas _ idenfif cation criteria observed Chiysotile I 'I ■ AMPHIBOLE.? Amphibole F = Single Fiber Amosite B = Bundle (':3 fibers <1 fiber diarneter apart Crocidolite Ambiguous C = Cluster (>3 Intersections) Anthophyllite Non-Asbestos M = Matrix i Tremolite I ri I Actinolite Non-ldentified NSD = No Structures Detected

CITY_21MC100_011275960

NYC-WTC_000201996