NYC-WTC_000214255

NYC 9/11 Public Portal Document

TEM Asbestos (air) Count Sheet Client Name: NYCBGE Volnmc flitcrs); 1920 Lab Group #: 8040 Filter Type / Filter Area; MCE 385 Lab Sample#: 5 Grid Opening Size; 0.01124 Client Sample #; 05 Area Examined; 0.04496 mtn’ GRID BOX: Magnification: 20000 GRID ID: Accelerating Voltage: 100 KeV #Grid i 4 Analysis Date; 6/11/02

Analysis Performed By; ROMAN PEYSAKHOV

GO. Structure Structure Type Length ID of structure Nor V EDS No >•05 g 3^ Nonasb (Nonadb F B C M Chrys Amptribde Antig/NO Elements) No Coord <5M

57 2

Struct = > 0Jg > 5; I Aspect Ratio Grid acceplanca: ^/•PosilNedillieclionpatlernproperiieso^ Totals latwratoiy ideridAenion GrilBtn observe <10% pidicutatt cowage >50% ooveragt ate least 20 untoidad or ovedvped grid squares <5% F B C M >5p ■ •4= EDS spectrum conforming p laboratoiy holes or opaque areas identWcation critena observed Chrysotile AMPHIBOLES Amphibole FsSingle Fiber Amosite 8 = Bundle (<3 fters <1 fiber diameter apart Crocidolite Ambiguous C>Clu8tBr(>3lntenecdons) Anlfiophyllita Non-Asbestos ! Tremolite M = Matrix Non-Identified Actinolite NSO • No Structures Detected

CITY_21MC100_002852848

NYC-WTC_000214255