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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: CCV STD2 60+5 PPB Sample Date/Time: Thursday, May 16, 2002 12:56:12 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\newyorkcity\CCV STD2 60+5PPB.170 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 23019.359 3.380 0.411 58.35738 1.77 ug/L Li 6 55955.599 1.623 55955.599 ug/L > Se-1 45 425261.292 1.738 425261.292 ug/L Cr 52 549773.637 1.740 1.278 60.08552 0.53 ug/L Cr 53 65842.472 3.896 0.153 60.53028 2.21 ug/L Mn 55 924465.166 0.528 2.171 61.08360 2.14 ug/L Co 59 660533.079 1.494 1.553 60.54505 0.46 ug/L Ni 60 134757.155 0.964 0.317 60.15164 1.87 ug/L Cu 63 294533.753 1.032 0.692 60.13469 2.05 ug/L Cu 65 140984.430 1.796 0.331 58.70013 0.44 ug/L Zn 66 95656.827 2.733 1.017 59.18875 1.74 ug/L Zn 67 16743.573 1.078 0.178 58.70241 2.13 ug/L Zn 68 72117.741 2.302 0.766 60.07003 1.17 ug/L > Ge 72 93320.503 1.145 93320.503 ug/L As 75 120671.679 0.328 1.243 60.02828 1.53 ug/L Se 77 11570.468 0.804 0.117 60.39837 2.06 ug/L Se 82 12934.856 0.731 0.139 60.57260 0.95 ug/L As-1 75 110941.287 0.642 110743.283 54.01318 0.64 ug/L Kr 83 1946.895 2.611 -82.019 ug/L Ag 107 635174.518 1.540 0.496 60.21247 2.18 ug/L Cd 111 160457.419 1.293 0.125 60.03278 1.07 ug/L Cd 114 372502.139 1.208 0.291 59.57510 1.56 ug/L In 115 1280365.037 0.914 1280365.037 ug/L Sb 121 521499.121 1.783 0.407 60.24842 1.24 ug/L Sb 123 400989.177 1.442 0.313 60.38736 0.78 ug/L Ba 135 151194.180 1.108 0.081 57.12280 1.01 ug/L Ba 137 263582.918 1.749 0.141 57.06985 0.22 ug/L Ho 165 1888646.829 1.533 -0.008 ug/L Tb 159 1874466.165 1.845 1874466.165 ug/L Hg 201 6835.304 1.775 0.004 4.69508 1.45 ug/L Hg 202 15350.102 0.223 0.008 4.63248 1.69 ug/L TI 205 1728395.621 1.968 0.922 56.84454 0.85 ug/L Pb 208 2366955.380 1.138 1.262 57.39464 0.71 ug/L

Sample ID: CCV STD2 60+5 PPB Report Date/Time: Thursday, May 16, 2002 12:58:45 Page 1

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