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← Document results/DEP Box 48/1 PECK SLIP Block: 106 Lot: 9 BIN: 1001363 Peck Slip Post Office, 1-19 Peck Slip
Document / 32 pages

Asbestos sampling data report, 1 Peck Slip, Oct 2001

Machine-extracted title · confidence 95%

Report containing asbestos sampling data and analytical results for 1 Peck Slip dated October 3, 2001.

NYC-WTC_000120322–000120353

Folder label: “1 PECK SLIP Block: 106 Lot: 9 BIN: 1001363 Peck Slip Post Office, 1-19 Peck Slip

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NYC 9/11 Public Portal Document

• 107Haddon Avenue EMSL Analytical,Inc.- Westmont,NJ. 08108 (856)858-4800

Attention: Chris Gerber 9/28/01 URS 200 Orchard Ridge Drive Suite 101 Gaithersburg, MD. 20878

Project: #89FUSPS035/ Peck Slip Station Ref. Number: 360100266

Silica Analysis Performed by X-Ray Diffraction (XRD) Method NIOSH 7500 Nuisance Dust Airborne Silica

Sample ID Identification Particle lb Volume Sample P Weight Sample P Cone. Silica Weight Silica Cone I % Silica I Analytical Sensitivity

3P6S6 Quartz 900 0.320 0.3556 <0.004 3P7S7 <0.0222 N/A 0.0222 Quartz 900 0290 0.3222 <0.004 <0.0222 WA 0.0222 3PBS8 Quartz 900 0270 0.3000 <0.004 <0.0222 N/A 0.0222 3P989 Quartz 900 0.250 0.2778 <0.004 <0.0222 N/A 0.0222 3PIOS10 Quartz 900 0.150 0.1667 <0.004 <0.0222 N/A 0.0222

Std. #3 0.008 mg Quartz 0.000

Bulk Analysis: Sample ID Bulk Not Sample Description Submitted I Silica Forms Identified

M. Vargas & J,Newton 28 September. 2001 Analyst Dare of Analysis Disclaimer: The laboratory can only verify the concentration of silica on the filter and not the non-laboratory pers0enel. to the absence ofa bulk dust sample, the specific fall coecenntion due to data obtained by font ofctystnlline silica can not be determined. Huroc, eipbaquanz the most prevalent form of crystalline silica , Ml be assumed

NYC-WTC 000120342

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NYC-WTC_000120342Source: NYC Law Department, mirrored locally

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