NYC-WTC_000209934

NYC 9/11 Public Portal Document

TEM Asbestos (air) Count Sheet Client Name: ATC Volume (liters): 1450 Lab Group ff: 6263 Filter Type / Filter Area: MCE 385 mm- Lab Sample #: 1 Grid Opening Size: 0.01124

Client Sample #: 01 Area Examined: 0.0562 mm-

GRID BOX: 7^ Magnification: 20.000 GRID ID: Accelerating Voltage: 100 KeV # Grid Openings: 5 ■Analysis Date: 1/4/02

Analysis Performed By; _____ Az___________ ROMAN PEYSAKHOV

GO. ! Structure ■ Structure Type Length ID of Siructure N or EDS (Nonadb Nc ! p B C M >=05 (J I >=5p Chrys i Amphibole Nonasb | AmPigiND No Coord I <5(j Elementsi

7/ T-Z-i-YWr z, I2,(^1 II'

t I i T t ! i T

S:ruct = > 0.5(1 > 5:1 .Aspect Ratio Gnb acceptance; V = Positive dirfraciion pattern orooenies coniorming to unresolved filter, overtappea or mlded Totals iaooraiory identification criteria aosen/eo <10% paniculate coverage >50% coverage ale teas! 20 unfoldea or overtappea gnO squares <5% " M i ^bu ■'I = EDS spectrum coniorming to laporatory holes or opaque areas ! F identification cntena ooservea Clirysotile ' ' i I amphiboles Amphibole - = Single Fiber Amosite S = Bunale (<2 fibers <: fiber oiameter apart Crocidolite Ambiguous 5 = Cluster '>3 intersections; Anthophyllite Non-Asbestos Tremolite iVl = Matrix Non-Identified Actinolite NSD = No Structures Deieciea

CITY_21MC100_002849465

NYC-WTC_000209934