NYC-WTC_000229030

NYC 9/11 Public Portal Document

TEM Asbestos fair) Count Sheet Client Name: NYC BOE Volume (liters): 1816 Lab Group #: 7835 Filter Type / Filter Area: MCE 385 Lab Sample #: 9 Grid Opening Size: 0.01124 Client Sample #: Area Examined: 0.04496 Xlagnification: GRID BOX; GRID ID: <2^ Accelerating Voltage: 20,000 100 KeV # Grid Openings: 4 Analysis Date: 5/23/02

Analysts Performed fly; ROMAN PEYSAKHOV

GO. Structure Structure Type Length ID ol StTJCtura N or V eos No (Noradb F B C M >=05 p :>=5fj Ctirys AmpWtote NwtasiJ AmtwgfliJD No Coord <5u Eiem«nts)

Struct = >0.5p > 5;I Aspect Ratio Slid acceptance: >/= Positive diffraction pattern properties conforming to <50% undissolved filter, overlapped or foWes Totals laboratory identiflcatiori criteria observed <10% particwate coverage >50% coverage ate least 20 uniolded or ovettapped grid spuares <5% F B C M V: EOS spectrum conforming ® laboratory noIes or opaque areas identification criteria observed Chrysotile AMPHIBOLES Amphibole F-Single FitBr Amosite B = Bundle (<3 titers <1 fiber diameter apart Crocidolite Ambiguous C = Cluster (>3 Intsrsectioi^s) Anthopbyilite Non-Asbestos Tremolite M = Matnx Actinolite Non-WentiOed NSD = No Structures Detected

CITY_21MC100_002902074

NYC-WTC_000229030