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Document / 10 pages

Asbestos lab analysis batch results, Jan 18 2002

Machine-extracted title · confidence 95%

Lab report listing sample IDs and quality control samples analyzed on January 18, 2002.

NYC-WTC_000084176–000084185

Folder label: “Ti 1/18/02

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Scanned page image, NYC-WTC_000084178
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NYC 9/11 Public Portal Document Perkinfelmer AAWiuLab: 02/01/2002, 10:33:54 AM

Method Name: TiHGA Method Description: Tihga SM3113 B Element: Ti

Date: 02/01/2002 Technique:Furnace Calibration Type: Ti, Calc. Intercept : Linear Wavelength: 364.3 nm Energy: 100 Slit Width: 0.2 Lamp Current: 40 mA Sample Info Name: 011802TI.SIF Results Data Set Name:

Element: Ti Seq. No.: 1 AS Log.: 86 Date: 02/01/2002 Sample ID: Calib Blank pL dispensed: 10 from 86, 20 from 86

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # Signal Area Height Area Height Stored 1 0.0051 0.0051 0.0021 0.0043 0.0063 10:36:41 No Auto-zero performed.

Element: Ti Seq. No.: 2 AS Log.: 88 Date: 02/01/2002 Sample ID: S25 |1L dispensed: 25 from 86, 5 from 88

Repl San^jleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # Signal Area Height Area Height Stored 1 0.0260 0.0311 0.0225 0.0052 0.0062 10:40:24 No [Ti] Standard nximber 1 applied. [25.0] Correlation Coefficient: 1.00000 Slope: 0.00104 Intercept : 0.00000

Element: Ti Seq. No.: 3 AS Log.: 88 Date: 02/01/2002 Sample ID: S50 pL dispensed: 20 from 86, 10 from 88

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L Pg/L Signal Area Height Area Height Stored 1 0.0561 0.0612 0.0443 0.0071 0.0093 10:44:08 No [Ti] Standard number 2 applied. [50.0] Correlation Coefficient: 0.99907 Slope: 0.00112 Intercept : -0.00070

Element: Ti Seq. No.: 4 AS Log.: 88 Date: 02/01/2002 Sample ID: S75 pL dispensed: 15 from 86, 15 from 88

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Timo Peak # pg/L pg/L Signal Area Height Area Height Stored 1 0.0919 0.0970 0.0700 0.0079 0.0100 10:47:54 No [Ti] Standard number 3 applied. [75.0] Correlation Coefficient: 0.99740 Slope: 0.00122 Intercept : -0.00239

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Department of Environmental Protection record from January 18, 2002, documenting World Trade Center site activities.

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