NYC-WTC_000203597

NYC 9/11 Public Portal Document

TEM Asbestos fair) Count Sheet CL ent Name: NYC BOE Volume (liters): 1928 Lab Group #: 6228 Filter Tvpe / Filter .Area: MCE 3 85 mm* Lab Sample # 6 Grid Opening Size: 0.01124 Clieni Sample #: 08 Area Examined: 0.04A96 rnm-

GEJD BOX: Magnification: 20.000 GBJD^ ■Accelerating Voltage: 100 KeV # Girid Openings: - -Analysis Date: 12/29/01

Analysis Performed By; MARK PEYSAKHOV

GO. Structure Structure Type Length ID of Structure N or V EDS (Nanadb No F- I E3 C M >=05 u Chrys Ampnibole Ncnasb Ambig/ND No Coord <5u Eiemerts)

hhb Struct = >0.5p >5:1 Aspect Ratto f-H- Grid accsptanca:

y= Poiitive diffraction pattern properties cdnforning to <50% undissolvefl filler, overlapped or folded Totals ladcraiory identification criteria observed <10% particulate coverage >50% coverage ate least 20 unfolded orovenapped grid squares <5% F I B ’ C j M v'= EDS spectrum conforming to laboratcry holes or opaque areas identification crite.na observed Cl-LTvsotiie ■AMPHIBOLES r -Amphibole F = Single rider 1 3 = Bundle (<3 fibers <1 fiber diameter apart Amosite Crocidolite r Ambiguous i C = Cluster (>3 intersections) Anthophyllite I Non-Asbestos j Tremolite M = Mclrix Non-Ideniified i Actinolite NSD = No Structures Detected I

CITY_21MC100_003059092

NYC-WTC_000203597