NYC-WTC_000231713

NYC 9/11 Public Portal Document @022

02/11/02 18:20

TEM Asbestos (aid Count Sheet Client Name: NYC BOE Volnme niters'): 1824 Lab Group #: 6637 Filter Tvpe / Filter Area: MCE 385 mtn- Lab Sample #: 7 Grid Opening Size: 0.01124 Client Sample #: 10 Area Examined: 0.04496 mm- GIUO BOX: Magnification: 20,000 GRID ID: /ZU Accelerating Voltage: 100 KeV # Grid Openings: 4 Analysis Date: 2/11/02

Analysis Performed By: ROMAN PEYSAKHOV

GO, Structure Structure Type I Length IDolSbuelura N erv EDS iK'ofiadb No F B T M >=0£ u Chrys Ampnibote Nonasb Ambig/ND No Coord <Su Elemerts)

a 1 Ya

T Struc; ^>O.Sp >5:1 Aspect Ratio Grid accepianco: V- Posiiiw diffraeiion pattern properties conforailng to '50% undissoiwo tiller, ovariapped or folded Totals iahn,oi.^n, labofoioty wenilfal’or criieria obsemed,4 <10% psrtcula'ecoverage >50% ewerrse ate leas) 20 unfeWad oroverfsppsd grid squates <5% F 3^C M >5p EDS spectrum conforming to iscoraory holes or opaque areas ide.nfifiwtion criiers caserred Chrysotile ~XMPHtBOt.ES'~i Anrphibol? F = Single Fiber Arncsiis 6 = Bund,8 (<3 ffMrsliber diaireiar apart Crociflollte Ambiguous C c Cluster (>3 Iniersectio'iil AntricpnyiWe Nrju-Asbestos M - Mstri'x ■'’remolita Actinolite Non-Idcntiticd NSQ = No SlruHuros Oetectod

CITY_21MC100_013073798

NYC-WTC_000231720