NYC-WTC_000198845

NYC 9/11 Public Portal Document

TEM Asb tos fair) Con Client Name: NYC BOE /liters): 1805 Lab Group #: 8243 Filter Area: MCE 385 mm^ Lab Sample #: 16 2 Size: 0.01124 Client Sample #: 16 mined: 0.04496 mm^ GRID BOX: cation: 20,000 GRID ID: A oltage: 100 KeV # Grid Openings: 4 s Date: 6/23/02

Analysis Performed By: M.-Y'KPEYSAKHOV

GO. Structure Structure Type 3 eng th r N or -7 EDS No (Nonadb F B C M >=05 p >=5iJ Chrys .nasb Ambig/ND No Coord <5m Elements)

Struct = > 0.5g >5:1 Aspect Ratio Grid acceptai '/= Positive diffraction pattern properties conforming to "^^0% undiss..'..; :.iler, overlapped orfolded Totals laboratory identification criteria observed *10%partici' verage cYerage ate

>1- EDS spectrum conforming to laboratory least 20 unf: holes or op,^ dvetlapp'C jnd squares <5% ., ..s F B c M >5g

identification criteria observed !e AMPHi: F = Single Fiber Anr B = Bundle (<3 fibers <1 fiber diameter apart Croc... C = Cluster (>3 Intersections! Anthe; jS Tree M = Matrix Jd Ac NSD = No Structures Detected

CITY_21MC1OO_OO3O3O638

NYC-WTC_000198845