NYC-WTC_000196921

NYC 9/11 Public Portal Document

TEMAsbestosJairlCount Sheet Client Name: N YC BOE Volume (liters): 1824 Lab Group #: 68 SO Filter Type / Filter Area: MCE- 385 mm- Lab Sample #: Grid Opening Size: 0.01124 Client Sample #: 04 Area Examined: 0.04496 mm-

GRID BOX: Magnification: 20,000 GRID ID: -3 Accelerating Voltage: 100 KeV # Grid Openings: 4 Analysis Date: 3.1/02

Analysis Performed By: MARK PEYSAKHOV

GO, Structure Structure Type i Length ID of Structure N orr V EDS —(Nontidb No C I M >=05 p >=5p Chrys I Amphibole Nonasb ^Ambig/ND No Coord <5p Elements') —(—

u 1

t-H H -4------- S------- 1 r

i i I 1 I i

Struct = > 0.5u > 5; I Aspect Ratio Grid acceptance;

,=p,*.co.™, „ Totals laboratory identification criteria observed least 20 ontoioed or ovedapped grid squares <5% f FF i B i C ! Vt i >5p V= EDS spectrum conforming to laboratory holes or opaque areas --------------- 1------ 1____ I____ (____ I____ Identification criteria ooserved Chrysotile । ; i i ' AMPHIBOLES Amphibole F = Single Fiber Arnosite S = 3undle '<3 fibers <1 fiber diameter apart Crocidolite •Ambiguous C = Cluster ;>3 Intersections) Anthophyllite Non-.Asbestos T rernclite M Matrix Son-Identified Actinolite MSD = No Struc:ures Deiectea

CITY_21MC100_003044194

NYC-WTC_000196921