Environmental record cover sheet, 333 Rector Place

NYC 9/11 Public Portal Document

TEM Asbestos (air) Count Sheet __T ifi sample area analyzed

Client Name: GCI Environmental Advisory, Inc. Job #: 201101239 Volume (liters): 1 350.0 Lab Sample #: 03 Filter Type / Filter Area: MCE 385 mm2 Client Sample #: 333-9/25-3 dGri Opening Size: 0.01000 Received: 10/03/2001 14:11:20 Area Examined: 0.10000 mm2 Date Analyzed: 10/03/2001 Magnification: 20,000 Scope #: Accelerating Voltage: 100 KeV Analysis Performed by: Roman Peysakhov Length Location Opening Fiber Wµd Fiber Type Morphology EDS Orient. SAED Photo

1 NSD U 2 NSD U 3 NSD U 4 NSD U 5 NSD U P11 6 7 NSD NSD U U 8 NSD U 9 NSD U 10 NSD U

NSD: No Asbestos Structures Detected Comments Modified TEM Level II reports only asbestos fibers >=5 microns in length Structure Density Concentration Total Grid Openings: 10 (str/mm2) (str/cc air) Grid Evaluation Chrysotile Asbestos Structures: 0 <10 <0.0029 Grid Openings Covered > 501 1 Amphibole Asbestos Structures: 0 <10 <0.0029 ® Intact Grid Opening > 50% Asbestos Structures >=5 microns: 0 <10 <0.0029 ® Undissolved Filter < 10% Total Non-Asbestos Structures: ® Folded Replica < 50% Total Asbestos Structures: 0 <10 <0.0029 ® Filter Loading < 10% Analytical Sensitivity: 10 0.0029 ® Particulate Even

NYC-WTC 000120635