NYC-WTC_000229255

NYC 9/11 Public Portal Document

TEM Asbestos (air) Count Sheet Cliept Name: NYC BOE Volume filters): 1832 * Lab Group #; 8055 Filter Type/FUter Area; MCE 385 mm" Lab Sample #: 8 Grid Opening Size: 0.01124 Client Sample #; 10 Area Examined; 0.04496 GM BOX; Magnification; 20 000 GRID IP: Accelerating Voltage: 100 KeV # Grid Openings; 4 Analysis Pate; 6/11/02

Analysis Performed By: MARKPEYSAKHOV

GO, Structure Structure Type Length 10 of Structure Norv EOS (Nonadb No F B C M >=05 p T :>=5y Chrys Amphljote Nonasb AmtiigMO No Coord <5p Eletnenls)

Struct = > 0.5g > 5: J Aspect Ratio Grid acceirtaioe' = Positive diffraction pattern properties conforming to <50* lindissohred finer, overlapped or foWad Totals laboratory identification criteria observed <10* particulate coverage >50* coverage ate least 20 unfbfded or overtapped grid squaras <5* F B C M >5tJ EDS spectrum conforming to laboratory holes or opaque areas identification criteria observed Chrysotile AMPHjBQLEJ Amphibole F. Single Fiber I Amosite B = Bundle (<3 fibers <1 fiber diameter apart Crocidolite Ambiguous C = Cluster (>3 tntersectionst Anthophyllite Non-Asbcstos M = Marx NSD = No Structures Detected Tremolite Actinolite Non-Identified t CITY_2lMC100_000491800 NYC-WTC_000229255