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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: CCV CAL BK Sample Date/Time; Wednesday, December 26, 2001 11 •.27;27 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\CCV CAL BK.1391 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 15.334 37.084 0.000 0.00062 1620.83 ug/L i> Sc-1 45 715540.818 2.956 715540.818 ug/L I V 51 3073.550 1.177 0.003 0.11858 3.96 mg/L L Mn 55 540.688 2.598 0.000 0.00481 12.27 ug/L r> In 115 1589380.844 1.669 1589380.844 ug/L I Sb 121 96.001 3.608 0.000 0.00111 41.08 ug/L L Sb 123 70.881 12.759 0.000 0.00134 95.06 ug/L r> Ho 165 1889931.477 0.848 1889931.477 ug/L L Tl 205 936.058 4.008 -0.000 -0.00113 124.05 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery I nt Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 I: Sc-1 45 97.706 V 51 L Mn 55 r: In 115 95.451 I Sb 121 L Sb 123 r> Ho 165 99.585 L Tl 205

NYC-WTC_000085090

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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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