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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: ICV STD2 60 PPB Sample Date/Time: Wednesday, December 26, 2001 10:35:34 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 performanceMCV STD2 60 PPB.1375 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 34367.864 1.748 0.047 59.27448 2.26 ug/L |> Sc-1 45 723752.843 3.346 723752.843 ug/L I V 51 919571.126 2.006 1.269 59.92363 2.63 mg/L L Mn 55 1247282.831 3.296 1.723 59.95855 2.50 ug/L r> In 115 1640597.871 0.810 1640597.871 ug/L I Sb 121 636552.533 1.097 0.388 60.13202 0.29 ug/L L Sb 123 488513.229 1.510 0.298 59.74271 1.15 ug/L r> Ho 165 1902417.640 1.066 1902417.640 ug/L L Tl 205 1908760.992 5.236 1.003 58.99540 5.19 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 98.828 I V 51 L Mn 55 r> In 115 98.527 I Sb 121 L Sb 123 r> Ho 165 100.243 L Tl 205

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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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