NYC-WTC_000196689

NYC 9/11 Public Portal Document

TEM Asbestos fair) Count Sheet Client Name: NYC BOE Volume (liters): 1920 Lab Group #: 8759 Filter Type / Filter Area: MCE 385 mm= Lab Sample #: 4 Grid Opening Size: 0 01124 . Client Sample #: 04 Area Examined: 0 04496 mm- GRID BOX: Maonification: 20,000 •GRID ID: Accelerating Voltage: 100 KeV Grid Openings: 4 Analysis Date: 8/25/02

Analysis Performed By: ROMAN PEYSAKHOV

GO Structure Structure Type Length ID of Structure N or y EDS No >=0571 :>=5(j Amphibole Nonasb Ambig/ND (Nonadb F B C M Chrys No Coord <5p Elements)

t <S 2- - // -

Struct = > 0 5p >5 1 Aspect Ratto Gnd acceptance 'J= Positive diffraction pattern properties conforming to <50% undissolved filter, overlapped or folded Totals laboratory identification critena observed <10% particulate coverage >50% coverage ate least 20 unfolded or overlapped gnd squares <5% F B C M >5u ■/= EDS spectrum conforming to laboratory holes or opaque areas identification critena observed Chrysotile ; AMPHIBOLES Amphibole F = Single Fiber Amosite B 5 Bundle (<3 libers <1 fiber diameter apart Crocidolite, Ambiguous C = Cluster (>3 Intersections) Anthophyllite Non-Asbestos Tremolite M = Matrix Non-Identified Actinolite NSD = No Structures Detected

CITY_21MC100_003042306

NYC-WTC_000196689