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ICP-MS duplicate analysis report, Dec 26, 2001

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Laboratory summary report of duplicate sample AD29286DUP tested December 26, 2001, showing concentrations for Beryllium, Scandium, and Vanadium.

NYC-WTC_000085069–000085185

Folder label: “NEWE 12/26/01 29286 - 31380”

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NYC 9/11 Public Portal Document

Method 200.8 - Summary Report Sample ID: AD30704 Sample Date/Time: Wednesday, December 26, 2001 15:00:12 Sample Type: Sample Sample Description: Number of Replicates: 3 Batch ID: Method File: d:\Elandata\Method\NEWE200.8.mth Dataset File: d:\Elandata\Dataset\daily performance\AD30704.1449 Sample Prep Volume (ml): Initial Sample Quantity (mg): Aliquot Volume (mL): Diluted To Volume (ml):

Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean Cone. Mean Cone. RSD Sample Unit r Be 9 16.000 28.641 0.000 0.00277 277.72 ug/L |> Sc-1 45 688482.544 1.960 688482.544 ug/L I V 51 4171.666 2.881 0.004 0.20174 2.21 mg/L L Mn 55 609758.472 1.420 0.885 30.79839 0.56 ug/L r> In 115 1524445.095 1.103 1524445.095 ug/L I Sb 121 655.697 4.829 0.000 0.05845 6.78 ug/L L Sb 123 506.402 2.369 0.000 0.05905 3.04 ug/L r> Ho 165 1890164.117 0.627 1890164.117 ug/L L Tl 205 181.004 8.506 -0.000 -0.02464 1.97 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 |> Sc-1 45 94.012 I V 51 L Mn 55 r> In 115 91.551 I Sb 121 L Sb 123 r> Ho 165 99.597 L Tl 205

NYC-WTC_000085148

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ICP-MS summary report, Jan 14 2002 · Box DEP Box 66

NYC-WTC_000085539

Method 200.8 laboratory summary report listing elemental concentrations including Beryllium, Scandium, Manganese, Indium, and Antimony.

1 shared topics · Same agency, volume and box · similarity 0.992

machine-extracted · confidence unavailable · Check page ↗
ICP-MS summary report, Jan 18 2002 · Box DEP Box 66

NYC-WTC_000085865

Method 200.8 laboratory summary report listing elemental concentrations including Beryllium, Scandium, Manganese, Indium, and Antimony.

1 shared topics · Same agency, volume and box · similarity 0.992

machine-extracted · confidence unavailable · Check page ↗

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