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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 I Sample ID: AD29286DUP Sample Date/Time: Wednesday, December 26, 2001 11:04:33 V 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\AD29286DUP.1380 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 16.667 22.716 0.000 0.00395 177.17 ug/L |> Sc-1 45 692079.018 1.808 692079.018 ug/L I V 51 2831.136 2.489 0.002 0.10890 6.23 mg/L L Mn 55 268154.949 0.958 0.387 13.46327 1.75 ug/L r> In 115 1631529.950 1.512 1631529.950 ug/L I Sb 121 325.676 3.312 0.000 0.02268 3.43 ug/L L Sb 123 248.304 1.334 0.000 0.02293 2.91 ug/L r> Ho 165 1903448.894 0.177 1903448.894 ug/L L Tl 205 254.006 5.512 -0.000 -0.02243 1.96 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 94.503 I V 51 L Mn 55 r> In 115 97.982 I Sb 121 L Sb 123 r> Ho 165 100.297 L T1 205

NYC-WTC_000085069

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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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