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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 STD1 30 PPB Sample Date/Time: Wednesday, December 26, 2001 16:07:50 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 STD1 30 PPB.1471 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 17041.462 0.760 0.025 30.89654 1.38 ug/L |> Sc-1 45 687990.436 1.415 687990.436 ug/L I V 51 449128.127 1.765 0.651 30.73251 0.76 mg/L L Mn 55 592683.938 2.139 0.861 29.95263 0.73 ug/L r> In 115 1484041.604 0.610 1484041.604 ug/L I Sb 121 289074.298 0.326 0.195 30.18490 0.30 ug/L L Sb 123 222480.055 1.049 0.150 30.07699 1.66 ug/L r> Ho 165 1888691.888 0.290 1888691.888 ug/L L Tl 205 950942.223 1.694 0.503 29.5902^ 1.90 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 93.944 I V 51 L Mn 55 r> In 115 89.125 I Sb 121 L Sb 123 r> Ho 165 99.520 L Tl 205

NYC-WTC_000085167

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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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