NYC-WTC_000229286

NYC 9/11 Public Portal Document

TEM Asbestos (air) Count Sheet Client Name; bTYCBOE Volume flitersk 1800 Lab GroBP #: 8108 Filter Type / Filter Area; MCE 385 mm^ Lab Sample #: 2 Grid Opening Size: 0.01124 Client Sample #? 04 Area Examined: 0.04496 GRID BOX: Magnification; 20 ssa GRIDID; zOStsSr Accelerating Voltage; 100 KeV # Grid Openings; 4 Analysis Date: 6/15/02

Analysis Performed By: MARK PEYSAKHOV

GO. Structure Structure Type Length IDofStrudwe Nor V EOS No {Nonadb F B C M >=05u :>=5p Chtys An^iwle Nonssb AmbigMD No Coord <5p Elements)

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Struct = > O-Sp > 5; 1 Aspect Ratio Grid aceepancr. Totals iaborafot^ idwfifcatCT criteria observed <10%p$recuJ3tB coverage >50% coverage ale least 20 unfoWed or overtapped grid squares <5% F B C >5iJ 1= EDS spectrum conforming to laboratory holes or opaque areas identtficaSon criteria observed Chrysotile AMPHIBOLY Amphibole F - Single Fiber Amosite B = Bundle (<3 fibers *1 fiber diameter apart Crocido.'i!e । Ambiguous C ' Cluster (>3 Inlersecaions) ; Anthophyllite Non-Asbestos ' Trerncrflte M = M8trix Actinotite Non-Identified NSD = No Structures Detected

CITY_2IMCl0 0_0 00491869 NYC-WTC_000229286