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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: AE09683 Sample Date/Time: Thursday, May 16, 2002 10:10:56 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: C:\WINNI\Profiles\Ird1\Elandata\Method\_NEWN.mth Dataset File: c:\winnt\profiles\lrd1\elandata\Dataset\newyork city\AE09683.136 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 8.000 64.952 0.000- 0.00316 458.66 ug/L Li 6 52458.861 2.897 52458.861 ug/L > Se-1 45 415416.048 1.657 415416.048 ug/L Cr 52 12590.506 1.213 0.015 0.72441 5.37 ug/L Cr 53 2479.363 2.499 0.004 1.64990 5.82 ug/L Mn 55 753778.469 2.022 1.811 50.96084 1.97 ug/L Co 59 827.046 2.259 0.002 0.05878 _ 2.31 ug/L Ni 60 3397.002 3.705 0.008 1.53991 ( 3.51 ug/L Cu 63 37376.722 0.849 0.090 7.77910 173 ug/L Cu 65 18051.084 0.637 0.043 W-I7 ug/L Zn 66 73197.905 ’ 0.496 0.758 44.12687 .63 ug/L Zn 67 11486.033 0.995 0.119 39.15214 V-l.65 ug/L Zn 68 54657.035 0.922 0.566 44.34834 — 2.27 ug/L > Ge 72 95551.892 1.502 95551.892 ug/L As 75 5586.994 2.216 0.009 0.41258 21.16 ug/L Se 77 872.258 1.265 0.002 1.11089 7.40 ug/L Se 82 -0.808 7409.505 0.000 0.08412 326.05 ug/L As-1 75 1420.792 3.995 1222.788 0.59639 4.64 ug/L Kr 83 1933.225 1.992 -95.688 ug/L Ag 107 90.001 6.186 -0.001 -0.06416 0.98 ug/L Cd 111 103.002 1.682 0.000 0.00821 1.91 ug/L Cd 114 213.766 4.546 0.000 0.00826 21.03 ug/L > In 115 1294936.088 1.501 1294936.088 ug/L Sb 121 1117.080 1.561 0.001 0.12184 0.56 ug/L Sb 123 824.234 6.196 0.001 0.11631 5.16 ug/L Ba 135 80963.076 0.603 0.042 29.59974 0.92 ug/L Ba 137 141290.633 0.941 0.073 29.60507 0.59 ug/L Ho 165 1941513.330 1.079 -0.013 ug/L > Tb 159 1936619.322 1.497 1936619.322 ug/L Hg 201 49.334 10.203 0.000 0.00445 66.95 ug/L Hg 202 125.002 5.600 0.000 0.01233 12.99 ug/L n 205 475.017 6.753 -0.000 -0.00752 11.49 ug/L Pb 208 43562.863 0.905 0.021 0.97654 0.61 ug/L

Sample ID: AE09683 Report Date/Time: Thursday, May 16, 2002 10:12:53 Page 1

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