NYC-WTC_000225574

NYC 9/11 Public Portal Document

TEM Asbestos fair) Count Sheet Client Name: mx BOE Volume (liters): 1936 Lab Gronp #: 6105 Filter Type / Filter Area: MCE 385 mm^ Lab Sample #: 13 Grid Opening Size: 0.01124

Client Sample #: 13 Area Examined: 0.04496 mm^

GRID BOX: Magnification: 20,000 GRID ED : Accelerating Voltage: 100 KeV # Grid Openings: 4 Analysis Date: 12/15/01

Analysis Performed By: MARK PEYSAKHOV

GO. Structure Structure Type Length ID of Structure Norv EDS No (Nonadb F B C M >=0513 :>=5|j Chrys Amphibole Nonasb Ambig/ND No Coord <5p Elements)

Struct = > 0.5n -> 5:1 Aspect Ratio Grid acceptance: >/= Positive diffraction pattern properties conforming to ^^0% undissolved filter, overlapped or folded Totals laboratory identification criteria observed <10% particulate coverage >50% coverage ate least 20 unfolded or overiapped grid squares <5% F B C M >5tJ '/= EDS spectrum conforming to laboratory holes or opaque areas identification criteria observed Chrysotile AMPHIBOLES : Amphibole F = Single Fiber Amosite 0 = Bundle (<3 fibers <1 fiber diameter apart Crocidolite I Ambiguous C = Cluster {>3 Intersections) i Anthophyllite Non-Asbestos Tremolite M = Matrix Non-Identified Actinolite NSD = No Structures Detected

CITY_21MC100_002921590

NYC-WTC_000225574