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NYC-WTC_000210662

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NYC 9/11 Public Portal Document

TEM Asbestos (air) Count Sheet sample area analyzed

Client Name: ACS Environmental Services, Inc. Job#; 201112287 Volume (liters): 1 440.0 Lab Sample #: 01 Filter Type / Filter Area: MCE 385 mm2 Client Sample #: 0225.32- 11 Grid Opening Size: 0.01000 Received: 11/12/2001 19:00:00 Area Examined: 0.06000 mm2 Date Analyzed: 11/13/2001 Magnification: 20,000 Scope #: Accelerating Voltage: 100 KeV Analysis Performed by: Roman Peysakhov Location Grid Fiber Length Width Fiber Type Morphology EDS Onent Opening /XM /tM SAED Photo E1-4/1C 1 NSD LJ E1-4/1E 2 NSD U E1-4/1F 3 NSD U E2-5/3C 4 NSD U E2-5/3E 5 NSD u E2-5/3F 6 NSD u

NSD: No Asbestos Structures Detected Comments Structure Density Concentration Total Grid Openings: 6 (str/min2) (str/cc air) Grid Evaluation Chrysotile Asbestos Structures: 0 <16.7 <0.0045 13 Grid Openings Covered > 50% Amphibole Asbestos Structures: 0 <16.7 <0.0045 3 Intact Grid Opening > 50% Asbestos Structures >=5 microns: 0 <16.7 <0.0045 3 Undissolved Filter < 10% Total Non-Asbestos Structures; 3 Folded Replica < 50% Total Asbestos Structures; 0 <16.7 <0.0045 3 Filter Loading < 10'7 Analytical Sensitivity: 16.7 0.0045 3 Particulate Even CITY_21MC100_0 02850366

NYC-WTC_000210662

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NYC-WTC_000210662Source: NYC Law Department, mirrored locally

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