NYC-WTC_000199432

NYC 9/11 Public Portal Document

TEM Asbestos fair) Count Sheet Client Name: NAT BOE Volume (liters): 1928 Lab Group #: 8760 Filter Type / Filter Area: MCE 385 mm- Lab Sample #: 5 Grid Opening Size: 0.01124 Client Sample #: Area Examined: 0.04496 mm- ! GRID BOX: MagnTtication: 20,000 GRID ID: .decelerating Voltage: 100 KeV # Grid Openings: 4 Analysis Date: 8.'25/02

■Analysis Performed By: ROMAN PEYSAKHOX'

GO. Structure Structure Type Length ID of Struciure N or v EDS No (Nonadb F B C M =5m ChryS ; Amphibole Nonasb Amsig/ND N.o Coord <5p Elements) 7” —

'- ■■------------------------- Ti

n 1 r

I Struct = > O.Pp >5:1 Aspect Ratio Grid acceptance-

v'= Positive diffraction pattern properties conforming to <50% undissolved filter, overlapped or ioloec Totals laboratory identification c-iteria observed

EDS spectrum conforming to laboratory dentification criteria observed <10% particulate coverage >50% coverage ate Isast 20 unfolded or overlapped grid squares <5% j' holes or opaque areas __ zznn Chrysotile M

; AMPHIBOLES .Amphibole ■E = Single Fiber ! Amosite 3 = Bundle (<3 fibers <1 fiber diameter apart I Crocidolite Ambiguous C'= Cluster (>3 Intersections) i Anthophyllite Non-Asbestos Tremolite VI = Matrix I Non-Identified Actinolite NSD = No Structures Delected

CITY_21MC100_0 03033951

NYC-WTC_000199432