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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: AE06963 Sample Date/Time: Tuesday, April 09, 2002 11:14:37 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File: d:\elandata\Dataset\NEWQ\NEWQ\AE06963.357 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 30.987 -0.000 -0.00080 949.99 ug/L Sc-1 45 551106.594 0.902 551106.594 ug/L Cr 52 13748.199 3.214 0.010 0.54811 7.83 ug/L Cr 53 1723.847 2.913 0.002 0.75355 5.14 ug/L Mn 55 263531.253 1.900 0.475 16.30397 2.73 ug/L Ni 60 863.383 5.556 0.001 0.32169 6.49 ug/L Cu 63 56873.933 1.130 0.103 9.74343 1.91 ug/L Cu 65 27878.976 2.334 0.050 9.69815 3.11 ug/L Zn 66 5525.067 1.947 0.048 2.77033 2.40 ug/L Zn 67 1089.410 0.748 0.009 2.93974 2.39 ug/L Zn 68 4620.887 1.300 0.041 3.15973 0.61 ug/L Ge 72 104556.311 1.706 104556.311 ug/L As 75 1248.164 4.471 0.009 0.44158 4.21 ug/L Se 77 224.672 6.331 0.001 0.43276 15.05 ug/L Se 82 296.674 2.618 0.001 0.36608 14.30 ug/L Ag 107 156.003 2.311 -0.001 -0.10126 0.36 ug/L in 115 1464051.661 0.922 1464051.661 ug/L Sb 121 517.687 1.795 0.000 0.04779 1.65 ug/L Sb 123 391.995 5.587 0.000 0.04600 6.81 ug/L Ba 135 43056.489 0.871 0.022 13.97990 0.26 ug/L Ba 137 75195.823 1.191 0.038 13.97804 0.55 ug/L Ho 165 1972995.843 0.602 0.136 ug/L Tb 159 1963328.527 0.771 1963328.527 ug/L TI 205 544.355 1.562 -0.000 -0.00608 3.00 ug/L Pb 208 8192.528 1.016 0.003 0.16444 0.95 ug/L

QC Calculated Values - Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rel. % Diff r

Be 9 > Sc-1 45 94.719 Cr 52 Cr 53 Mn 55 Ni 60 Cu 63

Sample ID: AE06963 Report Date/Time: Tuesday, April 09, 2002 11:16:12 Page 1

NYC-WTC 000040326

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NYC-WTC_000040326Source: NYC Law Department, mirrored locally

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