NYC-WTC_000205715

NYC 9/11 Public Portal Document

TEM Asbestos (air) Count Sheet Client Name: Warren & Panzer Volume (liters): 1350 Lab Group #: 8336 Filter Type / Filter Area: MCE 385 mm- Lab Sample #: 5 Grid Opening Size: 0.01124

Client Sample #: 05 Area Examined: 0.06744 mm^

GRID BOX: Maunification: 20,000 GRID ID: Z4e, Accelerating Voltage: 100 KeV # Grid Openings: 6 Analysis Date: 6/30/02

Analysis Performed By: /V ROMAN PEYSAKHOV

GO. structure Structure Type Length ID of Structure N or < EDS No >=05 p : =5|J Amphibole Nonasb Ambig/ND (Nonadb F B C M Chrys Elements) No Coord <5p

■z- t ■ t/

Struct = > 0.5)1 >5:1 Aspect Ratio Grid acceptance: 'i- Positive diffraction pattern properties conforming to <50% undissolved filter, overlapped or folded Totals <10% particulate coverage >50% coverage ate laboratory identification criteria observed least 20 unfolded or overtapped grid squares <5% F B C M >5p y = 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 I I I I NSD = No Structures Detected

CITY_21MC100_003009015

NYC-WTC_000205715