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← Document results/DEP Box 50/99 CHURCH STREET Block: 123 Lot: 10 BIN: 1001396 26/42 PARK PL, 23-41 BARCLAY ST
Document / 309 pages

Asbestos air sample TEM analysis report for 99 Church Street,

Machine-extracted title · confidence 95%

Laboratory report from ATC Associates providing transmission electron microscopy results for air samples collected at 99 Church Street.

NYC-WTC_000124304–000124612

Folder label: “99 CHURCH STREET Block: 123 Lot: 10 BIN: 1001396 26/42 PARK PL, 23-41 BARCLAY ST

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Scanned page image, NYC-WTC_000124361
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

TEM Asbestos (water) Count Sheet sample area analyzed

Client Name: SCILAB BOSTON, INC. J #• 101101891 Volume (liters): 0.02 Lab Sample #: 02 Filter Type / Filter Area: PC 214 mm2 Client Sample #: 0110-372-2 Grid Opening Size: 0.01003 Received: 10/30/2001 11:55:14 Area Examined: 0.06018 mm2 Date Analyzed: 11/01/2001 Magnification: 20,000 Sco #: 2 Aocdleratin2 Voltage: 100 KeV Analysis Performed by: Brian Keith !2 I1 Location wi g Fiber gt Wµt Fiber Type Morphology EDS Orient. SAED Photo

C9-B4/4 1 NSD C9-C4/4 2 NSD U C9-E4/4 3 NSD U C9-F4/4 4 NSD U C9-G4/4 5 NSD U C10-C6/1 6 NSD U

NSD: No Asbestos Structures Detected Comments: Concentration Grid Evaluation Total Grid Openings: 6 (million fibers/liter) ® Grid Openings Covered > 50% Chrysotile Asbestos Structures: 0 <0.178 ® Intact Grid Opening > 50% Amphibole Asbestos Structures: 0 <0.178 ® Undissolved Filter < 10% Asbestos Structures >=10 microns: 0 <0.178 ® Folded Replica < 50% Total Asbestos Structures: 0 <0.178 ® Filter Loading <25% Analytical Sensitivity: 0.178 ® Particulate Even

NYC-WTC 000124361

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NYC-WTC_000124361Source: NYC Law Department, mirrored locally

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