NYC-WTC_000215069

NYC 9/11 Public Portal Document

TEM Asbestos (air) Count Sheet Client Name: NYC BOE Volume (liters): 1920 Lab Group #: 6941 Filter Type / Filter Area: MCE 385 mm^ Lab Sample #: 6 Grid Opening Size: 0.01124

Client Sample #: 06 Area Examined: 0.04496 mm-

GRID BOX: Mamiiricatioii: 20,000 GRIDID: Aeeeleratiiig N'ollage: 100 KeV # Grid Openings: 4 .Allah.sis Date: 3/5/02

Analysis Performed By: \I.-\|;K PEISAKHOV

GO. Structure Structure Type Length '9 of S;: EOS ' No Chrys |Aniphibole Nonasr, Ambig/ND (Nonadb f F B C M >=05 tj >=5p No Coord <5u Elements) j ----------1

•, I

I I

n-r- Struct = -- l).5p > 5:1 Aspcci Ratio Grid acceoiance \i= Positive alffraciion pattern oronenies conforming to <50“'u undissoi»ea filter overlapped cr folded I'otals laboratory identification criteria observeo <10% oaniciuate coverage >50% coverage ate 'east 20 jnioitjic orovenappec cria squares <53, B I C i M I >5u v= EDS spectrum conforming to laooratory notes 01 cpg:ii.-: areas identification criteria observed ill ■ S' ml'..'

WIPI IIBulJc.S Aniiiiiibiilc F = Single Fiber Amosite 3 = Bunale {<3 libers <1 fiber diameier apart CrociColiie Ambiuiii'iis C = Ciuster !>3 Intersections! Anthopiiyllite Niiii-A-sloi.-sicis M = Matrix Tremolite Actinolite \iiii-ldeniirici.i NSD = No Structures Detected

CITY_21MC100_002853949

NYC-WTC_000215075