NYC-WTC_000196890

NYC 9/11 Public Portal Document

TEM Asbestos fair) Count Sheet Client Name: mT BOE Volume (liters): 1805 Lab Group #: 9090 Filter Type / Filter Area: MCE 385 mm^ Lab Sample #: 10 Grid Opening Size: 0.01124 Client Sample #: Area Examined: 0 04496 mm^ GRID BOX: Magnitlcation: 20,000 GRID ID: Accelerating Voltage: 100 KeV # Grid Openings: 4 Analysis Date: 11/11/02

Analysis Performed By: ROMAN PEYSAKHOV

so Structure Structure Type Length ID of Structure N or V EDS No >=05 M : =5m Amphibole Nonasb Ambig/ND (Nonadb F B C M Chrys ' No J Coord <5p Elements)

0 Q

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Photo No (from 1 in 5 asbestos containing samp es) Gnd acceptance Strict = > 0 Su > 5.1 Aspect Ratio <50% undissolved filter, overlapped or folded Totals \i= Positive diffraction pattern properties conforming to <10% particulate coverage >50% coverage ate laboratory identificabon cntena observed least 20 unfolded or overlapped gnd squares <5% F B C M >5pj holes or opaque areas v= EDS spectrum conforming to laboratory Chrysotile idenbfication cntena observed i AMPHIBOLES f Amphibole F = Single Fiber Amosite B = Bundle (<3 fibers <1 fiber diameter apan Crocidolite Ambiguous C = Cluster (>3 Intersections) ' Anthophyllite Non-Asbestos M = Matnx • Tremolite Actinolite Non-Identified NSD = No Structures Detected

CITY_21MC100_003058045

NYC-WTC_000196890