Ambient air sampling report Book Two for 105 Duane Street,

NYC 9/11 Public Portal Document

U TEM Asbestos (air) Count Sheet I Client Name: Lab Group #: ATC 6053 Volume niters): Filter Type Filter Area: 120G :NICE = S= n:M-

I Lab Sample #:

Client Sample #: 8

08 Grid Opening Size:

Area Examined: 0.01 i 4 0.06--~4 rr -'

I GRID BOX: GRID ID: E~--~ _51 Magnification: Accelerating Voltage: 00.000 100 Ke%' # Grid Openings: 6 Analysis Date: i2.6,01

I Analysis Performed By: MICHAEL GORYCKI I GO. Structure Structure Type Length ,C of structure N or No Chris iNdnadb F C M '=05 N >=5p ampntboie ! Nonaso AmoiggNC No Coord <Su ; Elements; JI .-z _' II

j I j

I I^ I

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1 I d LI Struct = > 0Sµ > 5 I Aspect Rams Grid acceotance: J= Positive diffraction oartern progenies ,:oniorming :o <50% undissolved later, overlapped or •oloed Totals <10% parncuiate coverage >50% coverage ate Li laboratory identification criteria Jnservec v= EDS spectrum conforming to laooratory identifcaton criteria observed least 2C unioldec or ovenaoped grid squares • % Idles or opaoue areas CIirisotiie F B ( 'VI 5t

ANIPHIBCLES I F = Single Fiber 9 = Bundle (<3 fibers <1 'iber diameter apart Amosite Croctootite Anthopnyilite ~mriiiboie Ambiguous C = Cluster l>3 intersecoonsl von-Asbestos Tremotite M =Mainz Non-Iaentttie s Actfnptite I NSD = No Structures Detected

NYC-WTC 000104470