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ICPMS daily performance check report, April 9, 2002

Machine-extracted title · confidence 95%

Daily instrument performance verification log for ICPMS analysis including intensity and standard deviation data for multiple elements.

NYC-WTC_000040287–000040339

Folder label: “ICPMS 4/9/02

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE07662 Sample Date/Time: Tuesday, April 09, 2002 11:20:47 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File: d:\elandata\Dataset\NEWQ\NEWQ\AE07662.359 Aliquot Volume (mL): Diluted To Volume (mL):

Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean Conc. Mean Conc. RSD Sample Unit Be 9 11.333 13.478 -0.000 -0.00212 157.54 ugiL Sc-1 45 583470.160 2.649 583470.160 ug/L Cr 52 63290.283 2.695 0.094 5.11676 0.36 ug/L Cr 53 4687.922 1.768 0.007 3.02460 1.61 ug/L Mn 55 1798.864 10.364 0.000 0.00710 194.90 ug/L Ni 60 592.359 8.493 0.001 0.20184 7.81 ug/L Cu 63 45317.174 2.641 0.077 7.32570 4.39 ug/L Cu 65 19759.655 2.124 0.034 6.47913 3.51 ug/L Zn 66 7616.266 2.142 0.068 3.92442 2.91 ug/L Zn 67 1213.093 1.245 0.010 3.32554 1.81 ug/L Zn 68 5487.377 1.527 0.049 3.81160 1.02 ug/L Ge 72 104383.911 0.594 104383.911 ug/L As 75 622.775 9.611 0.003 0.14778 18.00 ug/L Se 77 563.356 2.042 0.004 2.29086 1.95 ug/L Se 82 325.009 5.176 0.001 0.48636 13.48 ug/L Ag 107 80.668 6.828 -0.001 -0.10743 0.43 ug/L In 115 1427078.920 0.186 1427078.920 ug/L Sb 121 203.671 9.111 0.000 0.01664 11.63 ug/L Sb 123 149.446 14.951 0.000 0.01485 20.32 ug/L Ba 135 4018.595 0.828 0.002 1.30153 0.73 ug/L Ba 137 7000.765 0.702 0.004 1.29900 1.04 ug/L Ho 165 1942900.168 0.158 0.135 ug/L Tb 159 1936872.499 1.374 1936872.499 ug/L TI 205 445.682 3.579 -0.000 -0.00941 5.09 ug/L Pb 208 12266.681 2.577 0.005 0.27698 4.71 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rem. % Diff Be 9 > Sc-1 45 100.282 I Cr 52 I Cr 53 I Mn 55 I NI 60 I Cu 63

Sample ID: AE07662 Report Date/Time: Tuesday, April 09, 2002 11:26:44 Page 1

NYC-WTC 000040330

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NYC-WTC_000040330Source: NYC Law Department, mirrored locally

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