NYC-WTC_000207486

NYC 9/11 Public Portal Document

TEM Asbestos fair) Count Sheet Client Name: WC BOE Volume (liters): 1936 , - Lab Group #: , 8121' Filter Type / Filter Area: MGE 385 mm^ Lab Sample #: 3 Grid Opening Size: 0.0.1'124

Client Sample #: 3• Area Examined: 0.04496 mm^ '

GRID BOX: Magnification: 20,000 GRID ID: Accelerating Voltage: 100 KeV # Grid Openings: 4 ; Analysis Date: 6/'15/G2 •

Analysis Performed By: ■ ROMAN PEYSAKHOV

GO. Structure Structure Type Length ID of Stnjcture N or ■EDS (Nonadb , '• , No F- B C M >=05 u :>=5m Chrys Amphibole Nonasb Ambig/ND No Coord <5m Elements)

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Struct = > O.Sp > 5:1 Aspect Ratio Grid acceptance: Positive diffraction pattern properties conforming to <50% undissolved filter, overlapped or folded - Totals laboratory identification criteria observed <10% particulate coverage >50% coverage ate least 20 unfolded or overlapped grid squares <5% F B C M >5p 'J- EDS spectrum conforming to laboratory holes or opaque areas identification criteria observed Chrysotile ' AMPHIBOLES ': Amphibole F : Single Fiber Amosite B = Bundle (<3 libers <1 fiber diameter apart Crocidolite Ambiguous C = Cluster (>3 Intersections) Anthophyllite Non-Asbestos Tremolite M = Matrix Non-Identified Actinolite NSD = No Structures Detected

CITY_21MC100_003015286

NYC-WTC_000207486