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ICPMS daily performance check report, May 21, 2002

Machine-extracted title · confidence 98%

Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 21, 2002.

NYC-WTC_000053939–000054155

Folder label: “ICPMS 5/21/02

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE10609 Sample Date/Time: Tuesday, May 21,2002 11:58:11 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: c:\winnt\profiles\lrd1\elandata\Method\_NEWN.mth Dataset File: c:\winnt\profiles\lrd1\elandata\Dataset\newyork city\AE 10609.221 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 Be 9 5.333 10.825 -0.000 -0.00549 36.37 ug/L Li 6 45261.202 1.839 45261.202 ug/L > Sc-1 45 355866.503 0.560 355866.503 ug/L Cr 52 8258.833 2.052 0.008 0.36388 7.69 ug/L Cr 53 1386.453 0.469 0.002 0.92525 1.68 ug/L Mn 55 224652.341 1.119 0.628 17.65262 1.44 ug/L Co 59 273.674 3.587 0.001 0.02020 4.46 ug/L Ni 60 601.693 0.692 0.002 0.29736 1.29 ug/L Cu 63 26523.236 1.013 0.074 6.22524 1.21 ug/L Cu 65 13158.315 1.127 0.037 6.27506 0.82 ug/L Zn 66 4030.934 1.053 0.040 2.45064 0.97 ug/L Zn 67 788.042 0.336 0.008 2.68618 0.86 ug/L Zn 68 3343.648 1.029 0.034 2.79171 0.62 ug/L > Ge 72 83462.886 0.495 83462.886 ug/L As 75 12225.875 2.430 0.011 0.56132 25.17 ug/L Se 77 1518.263 2.151 0.001 0.61987 25.72 ug/L Se 82 -41.329 67.037 0.001 0.23934 61.14 ug/L As-1 75 893.720 1.197 731.050 0.40584 1.46 ug/L Kr 83 4369.094 3.009 -402.206 ug/L Ag 107 105.668 5.381 -0.000 -0.03243 1.76 ug/L Cd 111 76.334 21.777 0.000 0.00248 270.35 ug/L Cd 114 166.172 15.698 0.000 0.00350 127.62 ug/L > In 115 1193897.552 0.225 1193897.552 ug/L Sb 121 443.015 8.614 0.000 0.05081 9.04 ug/L Sb 123 333.822 9.101 0.000 0.04870 9.82 ug/L Ba 135 39438.777 1.929 0.022 16.67234 1.38 ug/L Ba 137 68528.824 3.005 0.038 16.63928 1.25 ug/L Ho 165 1850663.626 1.347 -0.001 ug/L > Tb 159 1823095.363 2.110 1823095.363 ug/L Hg 201 50.667 25.759 0.000 0.00243 375.86 ug/L Hg 202 91.001 5.710 0.000 0.00349 41.72 ug/L 71 205 844.381 6.179 -0.000 -0.00328 37.65 ug/L Pb 208 7601.643 0.937 0.003 0.14595 3.39 ug/L

Sample ID: AE10609 Report Date/Time: Tuesday, May 21, 2002 12:00:08 Page 1

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