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NYC-WTC_000178972

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000178972–000178989
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Scanned page image, NYC-WTC_000178975
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NYC 9/11 Public Portal Document

TEM Asbestos (air) Count Sheet Client Name: NYC BOE Volume (liters): 1808 Lab Group #: 7987 Filter Type / Filter Area: MCE 385 mm’ Lab Sample #: 4 Grid Opening Size: 0.01124 Client Sample #; 07 Area Examined: 0.04496 mm’ GRID BOX: Magnification: 20,000 GRIDIDt Accelerating Voltage: 100 KeV Analysis Date: 6/6/02

Analysis Performed By: MARKPEYSAKHOV

~G0? Structure Structure Type Length ID of Structure N or V EDS No (Nonadb F B C >»05p >=5y Chrys Amphibole Nonasb Ambigfl^D ! No ] Coord <5m Elements)

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Struct = > 0.5(1 -> 5:1 Aspect Ratio Grid acceptance: >/. Positive difitactot pattern properties confomiing to Totals laboratwy idenMcafen criteria obsawed " <10% patoate coverage >50% coverage ate least 20 unfolded or overlapped grid squares <5% F B C M >5m EOS spectrum confominj to laboratory holes or opaque areas identircafon criteria observed Chrysotile AMPHIBOLES Amphibole F« Single Fiber Amosite 8 = Bundle (<3 fibers <1 fiber diameter apart Crocidolite Ambiguous C * Cluster (>3 Intersectkins) i Anthophyllite Non-Asbestos ' Tremolite M = Malrix i Actinolite ' Non-Identified NSD = No Structures Detected

CONFIDENTIAL, CITY_21MC100_003456506

SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008

NYC-WTC_000178975

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NYC-WTC_000178975Source: NYC Law Department, mirrored locally

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