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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: AD30632DUP Sample Date/Time: Wednesday, December 26. 2001 14:43:12 Sample Type: Sample Sample Description: 1:2 Number of Replicates: 3 Batch ID: Method File: d:\Elandata\Method\NEWE200.8.mth Dataset File: d:\Elandata\Dataset\daily performance\AD30632DUP.1443 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 19.334 20.904 0.000 0.00914 71.86 ug/L |> Sc-1 45 682067.574 2.506 682067.574 I V 51 2860.812 1.492 0.002 0.11376 ,fio1.81 mg/L L Mn 55 252667.019 2.199 0.370 12.87111 ^2.07 ug/L r> In 115 1572319.388 1.269 1572319.388 ug/L I Sb 121 387.012 8.751 0.000 0.02988 9.65 ug/L L Sb 123 297.809 9.056 0.000 0.03037 9.92 ug/L r> Ho 165 1923105.226 0.974 1923105.226 ug/L L Tl 205 172.003 2.534 -0.000 -0.02502 0.40 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery I nt Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 |> Sc-1 45 93.136 I V 51 L Mn 55 r> In 115 94.426 1 Sb 121 L Sb 123 r> Ho 165 101.333 L Tl 205

NYC-WTC_000085142

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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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