NYC-WTC_000204039

NYC 9/11 Public Portal Document

TEM A.bc, i X ouiu Sheet Client Name: NYC BOE Volume (liters): 1816 Lab Group #: 7857 . iter TA pe / Filter Area: MCE 385 mm^ Lab Sample #: 4 G i id Opening Size: 0.01124

Client Sample #: 07 Area Examined: 0.04496 mm^

GRID BOX: Magnification: 20,000 GRID ID: t J. J i e rating Voltage: too KeV # Grid Openings: 4 Analysis Date: 5/25/02

Analysis Performed ]!>;

GO. Structure Structure Type ID of Structure N or EDS (Nonadb No F B 0 M nibole Nonasb Ambig/ND No Coord Elements)

3 cr<r

Struct = >0.5p >5:1 Aspect Ratio Grit .. >/= Positive diffraction pattern properties conforming to <50 Totals <10 . r. laboratory identification criteria observed leas, o: F B C M >5m EDS spectrum conforming to laboratory holt : identification criteria observed Chrysotile Amphibole F = Single Fiber B = Bundle (<3 fibers <1 fiber diameter apart \mbiguous C = Cluster (>3 Intersections) ii-Asbestos M = Matrix jii-Identified NSC = No Structures Detected

CITY_21MC100_003059716

NYC-WTC_000204039