NYC-WTC_000201878

NYC 9/11 Public Portal Document

TEM Asbestos fair) Count Sheet Client Name: NYCBOL Volume (liters): 1840 Lab Group #; 6564 Filter Type / Filter Area: MCE 385 mm- Lab Sample #: 5 Grid Opening Size: 0.01124 Client Sample #: 05 Area Examined: 0.04496 mitf GRID BOX: Magnification: 20,000 GRID ID: Steve Accelerating Voltage: 100 KeV # Grid Openings: 4 Analysis Date: 2/5/02

Analysis Performed By: ROFLAN PEYSAKHOV

GD, Structure Structure Type Length ID of Structure N or 4 EDS (Nonadb No F B C M >=05 p Chrys Arrphiboie Nonasb Ambig/ND No Coord <5tJ Etements)

aS

I

r

Struct = > 0.5n ,> 5:1 Aspect Ratio Grid acceptance:

4= Positive ciffraction pattern properties conforming to <50% undissolved filter, overlapped or folded Totals laboratory identification criteria observed <10% particulate coverage >50% coverage ate leas: 20 unfolded or overlapped grid squares <5% F B C i M >5u : ‘ 4= EDS spectrum conforming to laboratory , holos or opaque areas identification criteria observed Chrysotile i amphibol^ Amphibole F = Single Fiaer Amosite B = Bundle (<3 fibers <1 fiber diameter apart Crocidolite Ambiguous C = Cluster (>3 Intersections) Anthopbyliite ' N on-Asbestos Tremolite M = Vlatrix Actinolite I Non-Identified NSC = No Structures Detected

CITY_21MC100_003269365

NYC-WTC_000201878