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ICPMS daily performance check report, May 16, 2002

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Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 16, 2002.

NYC-WTC_000053706–000053937

Folder label: “ICPMS 5/16/02”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE10163 Sample Date/Time: Thursday, May 16, 2002 11:39:14 Sample Type: Spike -1 Sample Description: Number of Replicates: 3 Method File: Dataset File: c:\winnt\profiles\lrd1\elandata\Dataset\newyork city\AE10163.154 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 18308.609 2.542 0.353 50.14105 2.81 ug/L Li 6 51809.411 1.251 51809.411 ug/L > Se-1 45 403102.912 0.396 403102.912 ug/L Cr 52 419664.679 1.449 1.026 48.24865 1.07 ug/L Cr 53 50092.829 1.854 0.122 48.45286 1.55 ug/L Mn 55 1037840.853 1.928 2.571 72.34274 1.53 ug/L Co 59 499325.704 1.144 1.238 48.27834 0.83 ug/L Ni 60 107311.732 4.046 0.266 50.51812 3.70 ug/L Cu 63 232777.735 2.548 0.577 50.11913 2.15 ug/L Cu 65 113177.075 1.770 0.281 49.70459 1.38 ug/L Zn 66 81719.566 2.048 0.876 51.01527 1.43 ug/L Zn 67 14370.163 2.471 0.154 50.80425 0.77 ug/L Zn 68 62214.125 1.017 0.667 52.28712 0.75 ug/L > Ge 72 92392.475 1.762 92392.475 ug/L As 75 101241.173 1.727 1.046 50.50251 2.19 ug/L Se 77 10229.347 0.453 0.104 53.54942 1.50 ug/L Se 82 11418.667 0.386 0.124 54.02588 1.64 ug/L As-1 75 92242.011 2.208 92044.007 44.89292 2.21 ug/L Kr 83 1877.546 1.227 -151.367 ug/L Ag 107 467132.708 1.200 0.364 44.19544 2.70 ug/L Cd 111 129284.548 1.442 0.101 48.29446 2.84 ug/L Cd 114 300412.205 1.165 0.234 47.96188 1.65 ug/L > In 115 1282681.261 2.331 1282681.261 ug/L Sb 121 426685.138 1.219 0.333 49.21463 1.19 ug/L Sb 123 330771.764 0.478 0.258 49.73735 1.88 ug/L Ba 135 166749.234 1.377 0.091 64.33414 0.96 ug/L Ba 137 288422.839 0.645 0.157 63.77784 0.22 ug/L Ho 165 1867834.151 0.698 0.002 ug/L > Tb 159 1835419.942 0.805 1835419.942 ug/L Hg 201 5308.269 0.783 0.003 3.71784 1.51 ug/L Hg 202 12243.363 1.815 0.007 3.76821 1.63 ug/L n 205 1360685.939 1.530 0.741 45.69663 0.76 ug/L Pb 208 1842797.492 1.332 1.003 45.62224 1.19 ug/L

Sample ID:AE10163 Report Date/Time: Thursday, May 16, 2002 11:42:02 Page 1

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