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NYC-WTC_000230147

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NYC 9/11 Public Portal Document

TEM Asbestos fair) CouHt Sheet ClientNam^ NT'C BOE Volume (liters): 1952 Lab Group #: 6464 Filter Type / Filter Area: MCE 385 Lab Sample #: 10 Grid Opening Size: 0.01124 Client Sample #: 10 Area Examined: 0.04496 mnr GRID BOX: Magnification: 20,000 GRID ED: Accelerating Voltage: 100 KeV ' # Grid Openings: 4 Analysis Date: 1/27/02

Analysis Performed By: ROMAN PEYSAKHOV

■ GO, Structure Structure Type Length ID of Structure N or EDS No (Nonadb F B C M >=05 p Ctirys Amphibole Nonasb ■ Ambig/ND No Coord <5u Elements)

Struct = > 0.5u >5:1 Aspect Ratio Grid acceptance: V = Positive diffraction pattern properties conformino to ondissolved filter, overlapped or folded Tot^ laboratory identification criteria observed <10% particulate coverage >50% coverage ale least 20 unlolded or overlapped grid sduares <5% F B C M >5u %'= EDS spectrum conforming to laboratory holes or opaque areas identification criteria observed Clirysotile AMPHIBOLES Amphibole F = Single Fiber Amosite B = Bundle [<3 fibers <1 fiber diameter apart Crocidolite Ambiguous C = Cluster (>3 Intersections) Anthophyllite Non-Asbestos M = Matrix . Tremolite Actinolite Non-ldentified NSD = No Structures Delected

CONFIDENTIAL, CITY_21MC1OO_OO33888O6 SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008

NYC-WTC_000230147

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NYC-WTC_000230147Source: NYC Law Department, mirrored locally

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