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NYC-WTC_000196099

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NYC 9/11 Public Portal Document

TEM Asbestos (air) Count Sheet sample area analyzed '——

Client Name GCI Environmental Advisory, Inc. Jobfc 201092023 Volume (liters): [ 710.0 Lab Sample #: 13 Filter Type / Filter Area: MCE 385 mm2 Client Sample #: 140-916-13 Grid Opening Size 0.01000 Received: 09/17/2001 02:10:00 Area Examined 0.05000 mm2 Date Analyzed: 09/17/2001 Magnification 2U,UUU Scope #: Accelerating Voltage 100 KeV Analysis Performed by: Aleksandr *6 arengo Its (md Length Width Location Fiber pM Fiber Type Morphology EDS Orient. SAED Photo Opening fXlVl

C3-5/1C 1 NSD C3.5/1E 2 NSD C3-5/1F 3 NSD C3-5/1G 4 NSD C4-5/4C 5 NSD

NSD: No Asbestos Structures Detected Comments Structure Density Concentration Total Grid Openings: (str/mm2) (str/cc air) Grid Evaluation 5 Chrysotile Asbestos Structures: 0 <20 <0.0045 ElGrid Openings Covered > 50% Amphibole Asbestos Structures 0 <20 <0.0045 Intact Grid Opening > 50% Asbestos Structures >=5 microns 0 <20 <0.0045 13 Undissolved Filter < 10% Total Non-Asbestos Structures: 13 Folded Replica < 50% Total Asbestos Structures: 0 <20 <0.0045 3 Filter Loading < 10 Analytical Sensitivity: 20 3 Particulate Even

CITY_DEP_WORBY_CANNATA_SUBP_000007143

NYC-WTC_000196099

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NYC-WTC_000196099Source: NYC Law Department, mirrored locally

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