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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: CeV STD1 30 PPB Sample Date/Time: Wednesday, December 26, 2001 13:14:59 Sample Type: Sample Sample Description: Number of Replicates: 3 Batch ID: Method File: d:\Elandata\Method\NEWE200.S.mth Dataset File: d:\Elandata\Dataset\daily performance\CCV STD1 30 PPB. 1423 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 17298.618 1.417 0.025 30.77402 2.10 ug/L |> Sc-1 45 701138.668 0.690 701138.668 ug/L 1 V 51 455978.953 1.294 0.649 30.61860 1.83 mg/L L Mn 55 610393.786 1.234 0.870 30.27069 0.55 ug/L r> In 115 1589501.263 0.889 1589501.263 ug/L I Sb 121 306530.877 0.195 0.193 29.88508 0.84 ug/L L Sb 123 237315.584 0.285 0.149 29.95344 0.89 ug/L r> Ho 165 1913830.882 0.588 1913830.882 ug/L L Tl 205 986191.703 0.719 0.515 30.28477 1.00 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 i> Sc-1 45 95.740 I V 51 L Mn 55 r> In 115 95.458 I Sb 121 L Sb 123 r> Ho 165 100.844 L Tl 205

NYC-WTC_000085122

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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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