NYC-WTC_000053094
Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 8, 2002.
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ICPMS daily performance check report, April 25, 2002
Machine-extracted title · confidence 98%Daily instrument calibration and performance verification log for ICPMS equipment conducted on April 25, 2002.
NYC-WTC_000053337–000053387Folder label: “ICPMS 4/25/02”
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NYC 9/11 Public Portal Document
WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: QCS 50 PPB AND 4 PPB Sample Date/Time: Thursday, April 25, 2002 14:34:51 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: c:\winnt\profiles\lrd1 \elandata\Method\NEWQ200.8.mth Dataset File: c:\winnt\profiles\lrd1\elandata\dataset\newyork city\QCS 50 PPB AND 4 PPB.695 Aliquot Volume (mL): Diluted To Volume (mL):
Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean Conc. Mean Cone. RSD Sample Unit Be 9 16394.940 2.532 0.038 50.75143 2.07 ug/L > Se-1 45 430191.378 0.588 430191.378 ug/L Cr 52 405727.692 1.234 0.928 50.30239 1.09 ug/L Cr 53 48076.990 2.490 0.111 50.48002 1.96 ug/L Mn 55 634185.427 1.231 1.471 51.08407 0.72 ug/L Ni 60 98886.066 2.239 0.230 50.15381 1.77 ug/L Cu 63 224591.868 1.106 0.521 50.21283 1.20 ug/L Cu 65 112247.958 1.598 0.261 50.70441 1.93 ug/L Zn 66 72635.413 0.400 0.860 51.17154 1.74 ug/L Zn 67 13072.525 1.811 0.155 50.38449 0.32 ug/L Zn 68 54309.298 1.251 0.643 50.99028 1.02 ug/L > Ge 72 83426.285 1.696 83426.285 ug/L As 75 85025.995 1.475 1.018 50.58782 0.33 ug/L Se 77 7785.467 1.020 0.092 51.16479 0.74 ug/L Se 82 9307.524 2.357 0.110 49.73998 1.77 ug/L Ag 107 473215.746 0.556 0.406 50.03928 1.65 ug/L > In 115 1166698.280 1.887 1166698.280 ug/L Sb 121 407233.725 0.340 0.349 51.79862 1.79 ug/L Sb 123 314973.962 0.485 0.270 51.61254 1.52 ug/L Ba 135 123136.960 1.090 0.077 50.96663 0.62 ug/L Ba 137 212842.167 1.356 0.133 50.45545 1.00 ug/L Ho 165 1582213.448 1.000 -0.003 ug/L > Tb 159 1605085.285 0.601 1605085.285 ug/L Hg 201 4084.958 0.683 0.003 4.02778 0.37 ug/L Hg 202 9344.894 0.858 0.006 4.06060 0.66 ug/L TI 205 1085358.006 1.363 0.676 50.99252 1.29 ug/L Pb 208 1453078.200 1.189 0.904 50.65224 1.00 ug/L
QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff ’ Be 9 > Sc-1 45 102.587 Cr 52 Cr 53 Mn 55
Sample ID: QCS 50 PPB AND 4 PPB Report Date/Time: Thursday, April 25, 2002 14:37:05 Page 1
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