NYC-WTC_000229187

NYC 9/11 Public Portal Document

TEM Asbestos (air) Count Sheet Client Name; NYC BOE Volume flitersh 1832 Lab Group #; 7968 Filter Type / Filter Area: MCE 385 mm' Lab Sample #; 16 Grid Opening Size: 0.01124 Client Sample #: 18 Area Examined: 0.04496 mm' GRIP BOX: Magnification; 20,000 GRID ID; Accelerating Voltage; 100 KeV # Grid Opealngs; 4 Analysis Date; 6Z5/O2

Analysis Performed By; MARK PEYSAKHOV

GO. S^ucture Structure Type Lengffi ID of Structure N or EDS {Nonadb No F B C M >=05 p ■>=5p Chrys Amptibote htonasb AnWsflMO No Coord <5u EteroenS)

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Struct “>O.Sp >5:1 Aspect Ratio Grid aocsptancs: Positive dilttedon pattern properties conforming to <50% undissotved filter, overiapped or ^kfed Totak laboraloiy kfentteatot criteia observed <10% paniculate coverage >50% coverage ate least 20 unfoWed or overtyped giti squares <5% F B C M >5m : 'I- EDS spectrum corfomiing to laboratory holes or opaque areas idenbficatton aiteria observed Chrysotile amphiboles^; AniptuboSe’ F-Single Fiber Artiosite S ’8undte(<3 fibers <1 Sber diameter apart Croctcoiile Ambiguous C ’ Cluster t>3 Intersectiofls) Anthophyllite Non-Asbestos Tremolite M = Manx Aotiholite Non-Identified NSD > No StructWEs Oelecried

CITY_21MC100_002902391

NYC-WTC_000229187