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NYC-WTC_000219444

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000219444
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NYC 9/11 Public Portal Document

TEM Asbestos (air) Count Sheet Client Name; NYC BOE Volume (liters): 1888 Lab Group #: 6537 Filter Type / Filter Area: MCE 385 Lab Sample #: 4 Grid Opening Size: 0.01124

Client Sample #; 4 Area Examined: 0.04496

GRID BOX; Magnification: 20,000 GRID ID; Accelerating Voltage: 100 KeV # Grid Openings: 4 Analysis Date; 2/2/02

Analysis Performed By: MARK PEYSAKHOV

GO. Structure Structure Type Length ID of Structure N orV EDS (Nonadb No F B G >=05 p ~ >=5p Ch^s Amphibole Nonasb Ambig/ND No Coord <5p Elements)

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Struct = > 0.5g .> 5:1 Aspect Ratio Grid acceptance: >/= Posifive diffraction pattern properties conforming to undlss^ed filter, overly orfolded Totals I' r"" » <10% paifetJatB coverage >50% coverage ate laboratory Mentlfkatlon criteria obsanzed least 20 unfolded or overiapped grid squares <5% F B C M >5m EDS spectrum conforming to laboratory holes or opaque areas Identification criteria observed Chrysotile AMPHIBOLES Amphibole F = Single Fiber Amosite B = Bundle (<3 fibers <1 fiber diameter apart Crocidolite Ambiguous C = Cluster (>3 Intersections) Anthophyllite Non-Asbestos Tremolite M = Matrix Non-ldentified Actinolite NSD = No Structures Detected

CITY_21MC100_010173111

NYC-WTC_000219444

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NYC-WTC_000219444Source: NYC Law Department, mirrored locally

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