NYC-WTC_000205713

NYC 9/11 Public Portal Document

TEM Asbestos fair) Count Sheet Client Name: Warren & Panzer Volume (liters): 1350 Lab Group #: 8336 Filter Type / Filter Area: MCE 385 mm- Lab Sample #: 3 Grid Opening Size: 0.01124

Client Sample #: 03 Area Examined: 0.06744 mm-

GRID BOX: IASS' Magnification: 20,000 GRID ID: Accelerating Voltage: too KeV # Grid Openings: 6 Analysis Date: 6/30/02

Analysis Performed By: ROMAN PEYSAKHOV

GO. Structure Structure Type Length ID of Structure NorN EDS (Nonadb No F B C M >=05 M >=5|J Chrys Amphibole Nonasb Ambig/ND n No Coord <5(j Elements)

V if__ tf

Struct = > O.Sp >5:1 Aspect Ratio Grid acceptance; \i= Positive diffraction pattern properties conforming to <50% undissolved filter, overlapped or folded Totals laboratory identification criteria observed <10% particulate coverage >50% coverage ate least 20 unfolded or overlapped grid squares <5% F B C M >5p 7= EDS spectrum conforming to laboratory holes or opaque areas identification criteria observed Chrysotile AMPHIBOLES ■ Amphibole F = Single Fiber Amosite B = Bundle (<3 fibers <1 fiber diameter apart Crocidolite Ambiguous C = Cluster (>3 Intersections) Anthophyllite Non-Asbestos Tremolite M = Matrix Actinolite Non-Identified NSD = No Structures Detected

CITY_21MC100_003009013

NYC-WTC_000205713