NYC-WTC_000196843

NYC 9/11 Public Portal Document

TEM Asbestos (airlCount Sheet Client Name: NYC BOE Volume (liters): 1920 Lab Group #: 9210 Filter Type / Filter Area: MCE 385 mm- LabSample^ 10 Grid Opening Size: 0 01124 Client Sample #: 12 Area Examined: 0 04496 mm- GRID BOX- Magnitlcation: 20,000 GRID ID: CJ Accelerating Voltage: 100 KeV #GridOpening^ 4 Analysis Date: 12/26/200

Analysis Performed By: MARK PEYSAKHOV

GO Structure Structure Type Length ID of Structure N or 9 EDS No (Monadb F B C M >=05 u :>=5|J Chrys Amphibole Nonasb Ambig/NO No Coord <5m Elements)

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i I I

! I J _____ H.boto No (from 1 in b asbestos containing samples) Gnd acceptance Struct = > 0 5p >51 Aspect Ratio <50% undissolved filter, overlapped or folded Totals Positive diffraction pattern prone rues conforming to <:o% particulate coverage >50% coverage ate laooratory laentification catena observed least 20 untolded or overlapped gnd squares <5% holes or ooaque areas F B C M V- EDS spectrum conforming to laboratory identification catena observed Chrysotile I AMPHIBOLES A = Single Fiber Amphibole Amosite 8 = Bundle (<3 fibers <1 fiber diameter apart Crocidolite Ambiguous C = Cluster (>3 Intersections) Anthophyllite Tremolite Non-Asbestos M = Matrix Actinolite Non-Identified MSC = No Structures Detected

CITy_21MC100_003043180

NYC-WTC_000196843