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NYC-WTC_000228541

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000228541
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NYC 9/11 Public Portal Document

TEM Asbestos (air) Count Sheet Client Name: NYC BOE Volume (liters!: 1800 Lab Group fe: 7423 Filter Type / Filter Area: MCE rr.

Lab Sample t/: 11 GrkLQpeningSi^ 0.01124

Client Sample #: 13 Area Examined: 0.04496 mm-

GRID BOX: Magnification: 20.000 GRP) ID: ■Accelerating Voltage: 100 KeV # Grid Openings: 4 Analysis Date: 4/15/02

Analysis Performed By: ROMAN PEYSAKHOV

GO. Structure Structure Type Length iD of Structure N or EDS - ;NonaCC No F B C M >=05 M >=5(j Chrys Amphibole Nonasb AmbigyNb No Coord <5p . Eiements)

±1

J i 1

Struct = > 0.5g >5:1 Aspect Ratio Grid acceptance: i/= Positive diffraction pattern properties conforming to <50% undissoived filter, overlapped or folded Totals <10% particulate coverage >50% coverage ale laboratoiy identification criteria observed least 20 unfolded or overlapped grid squares <5% F B C M I >5p y= EDS spectrum conforming to laboratory holes or opaque areas identification criteria observed Chrysotile amphiboles' Amphibole F = Single Fiber Amosite Crocidolite Ambiguous S = Bundle (<3 fibers <1 fiber diameter apart C = Cluster (>3 Intersections) ' Anthophyllite Non-Asbestos Tremolite M = Matrix Actinolite Non-Identified NSD = No Structures Detected I .. L

CITY_21MC1OO_OO29OO941

NYC-WTC_000228541

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NYC-WTC_000228541Source: NYC Law Department, mirrored locally

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