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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: AD29455 Sample Date/Time: Wednesday, December 26, 2001 11:08:45 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\AD29455.1382 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 18.334 25.777 0.000 0.00755 124.54 ug/L i> Sc-1 45 682715.257 2.591 682715.257 ug/L I V 51 3369.658 0.799 0.003 0.14882 4.14 mg/L L Mn 55 466083.290 3.120 0.683 23.75062 4.91 ug/L r> In 115 1580509.810 0.174 1580509.810 ug/L I Sb 121 1050.738 2.667 0.001 0.09480 3.09 ug/L L Sb 123 844.928 3.575 0.000 0.09965 3.77 ug/L r> Ho 165 1885282.152 1.190 1885282.152 ug/L L Tl 205 371.011 9.595 -0.000 -0.01871 5.31 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 93.224 I V 51 L Mn 55 r> In 115 94.918 I Sb 121 L Sb 123 r> Ho 165 99.340 L Tl 205

NYC-WTC_000085081

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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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