NYC-WTC_000228719

NYC 9/11 Public Portal Document

TEM Asbestos fair) Count Sheet Client Name: NYC BOE Volume (liters); 1832 Lab Group #: 7602 Filter Type / Filter Area: MCE 385 mm- Lab Sanapie #: 6 Grid Opening Size: 0.01124 Client Sample #: 08 Area Examined: 0.04496 mm- GRID BOX: Magnification: 20,000 'I GRID ID: Accelerating Voltage: 100 KeV # Grid Openings: 4 Analysis Date: 5/1/02

Analysis Performed By: fC ROMAN PEYSAKHOV

GO. Structure Structure Type Length iD ol Structure Norv EDS No >=G5p (fJonadb No Coord F B CjM >=5p Chrys Amphibole Nonasb AmbigWD <5m Etemenls)

iL I

Struct = > O.SjU >5:1 Aspect Ratio Grid acceptance: ■^= Positive diffraction pattern properties conforming to <6D% uadissolvad filter, overiapped or foWed Totals laboratory icentficalion criteria observed <10% paniculate coverage >50% (average ale least 20 unfolded or overlapped grid squares <5% IF B C M i/= EDS spectnint conforrTiing to laCoralory holes or opaque areas idenrificaton criteria observed ChryMtiied AMPHIBOLES Amphibole ! F - Single Fiber Amosite e = Sundle (<3 fibers <1 fiber diameter apart Crocidoiite Ambiguous I C = Cluster (>3 Inteseclions] Anthophyllite Non-Asbestos Tremolite M = Matrix Actinolite Non-Identified NS3 = Mo Structures Detected

CITY_21MC100_002901567

NYC-WTC_000228719