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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 STD1 30 PPB Sample Date/Time: Wednesday, December 26. 2001 10:33:30 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 STD1 30 PPB.1374 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 17561.123 1.537 0.024 30.00465 2.63 ug/L |> Sc-1 45 730091.011 1.228 730091.011 ug/L I V 51 464686.884 0.629 0.635 29.96594 1.68 mg/L L Mn 55 627737.356 1.879 0.859 29.89629 1.24 ug/L r> In 115 1642158.807 1.153 1642158.807 ug/L I Sb 121 318150.885 0.431 0.194 30.02558 1.59 ug/L L Sb 123 246304.034 0.534 0.150 30.09187 1.10 ug/L r> Ho 165 1901664.164 0.217 1901664.164 ug/L L Tl 205 1031387.809 0.422 0.542 31.87610 0.44 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 99.693 I V 51 L Mn 55 r> In 115 98.620 I Sb 121 L Sb 123 r> Ho 165 100.203 L Tl 205

NYC-WTC_000085076

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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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