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ICPMS daily performance check report, May 22, 2002

Machine-extracted title · confidence 98%

Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 22, 2002.

NYC-WTC_000054157–000054373

Folder label: “ICPMS 5/22/02

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE11308 Sample Date/Time: Wednesday, May 22, 2002 10:26:33 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\new york city\AE11308.291 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 7.667 27.152 -0.000 -0.00100 600.38 ug/L Li 6 45927.542 1.951 45927.542 ug/L > Sc-1 45 338055.123 1.006 338055.123 ug/L Cr 52 6136.799 0.494 0.002 0.11003 11.88 ug/L Cr 53 1040.403 1.367 0.001 0.57124 5.13 ug/L Mn 55 292231.839 0.990 0.862 25.13703 1.16 ug/L Co 59 322.009 4.851 0.001 0.02212 10.09 ug/L Ni 60 658.364 5.094 0.002 0.35681 6.32 ug/L Cu 63 51775.542 0.768 0.153 13.43757 1.71 ug/L Cu 65 25240.916 1.433 0.074 13.30183 0.66 ug/L Zn 66 5943.670 2.865 0.067 4.05641 4.04 ug/L Zn 67 1076.741 1.816 0.012 4.07890 1.66 ug/L Zn 68 4653.904 0.918 0.053 4.26614 1.74 ug/L > Ge 72 80061.811 0.807 80061.811 ug/L As 75 11391.874 0.885 0.005 0.23199 35.76 ug/L Se 77 1401.820 0.099 0.000 0.10571 63.68 ug/L Se 82 -160.520 70.443 -0.002 -0.84258 76.86 ug/L As-1 75 889.052 4.384 732.049 0.42701 5.32 ug/L Kr 83 4154.658 2.636 -487.575 ug/L Ag 107 272.007 2.296 -0.000 -0.04292 2.07 ug/L Cd 111 81.668 8.335 0.000 0.02358 12.19 ug/L Cd 114 182.733 17.845 0.000 0.02624 22.87 ug/L > In 115 1133289.909 0.690 1133289.909 ug/L Sb 121 472.350 10.032 0.000 0.05478 10.59 ug/L Sb 123 368.448 3.674 0.000 0.05511 4.69 ug/L Ba 135 38263.412 1.241 0.022 16.77298 1.26 ug/L Ba 137 66299.556 0.935 0.038 16.63675 0.42 ug/L Ho 165 1767039.316 1.188 0.009 ug/L > Tb 159 1749019.874 1.063 1749019.874 ug/L Hg 201 58.667 11.349 0.000 0.02236 23.79 ug/L Hg 202 125.669 4.525 0.000 0.02034 8.97 ug/L TI 205 466.683 12.808 -0.000 -0.00520 39.32 ug/L Pb 208 16724.194 1.133 0.009 0.40273 0.29 ug/L

Sample ID: AE11308 Report Date/Time: Wednesday, May 22, 2002 10:28:30 Page 1

NYC-WTC_000054206

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