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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: AE10815 Sample Date/Time: Tuesday, May 21, 2002 13:37:02 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\AE1 0815.248 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 9.000 29.397 0.000 0.00603 126.98 ug/L Li 6 44672.978 2.315 44672.978 ug/L > Se-1 45 345411.174 1.391 345411.174 ug/L Cr 52 5736.534 1.415 0.001 0.05236 14.29 ug/L Cr 53 934.724 4.651 0.001 0.45622 10.97 ug/L Mn 55 354861.198 1.965 1.024 28.78124 1.30 ug/L Co 59 316.342 9.679 0.001 0.02591 15.00 ug/L Ni 60 683.699 4.846 0.002 0.35101 3.98 ug/L Cu 63 4836.001 2.240 0.014 1.13923 1.76 ug/L Cu 65 2392.672 0.700 0.007 1.14130 2.15 ug/L Zn 66 1052.738 6.159 0.005 0.30947 11.07 ug/L Zn 67 335.343 2.771 0.003 0.88496 6.07 ug/L Zn 68 1209.759 0.598 0.009 0.74125 1.93 ug/L > Ge 72 81442.402 1.792 81442.402 ug/L As 75 11846.042 1.356 0.010 0.51352 40.01 ug/L Se 77 1450.542 2.108 0.001 0.42260 78.18 ug/L Se 82 -234.204 57.568 -0.002 -0.81188 87.90 ug/L As-1 75 873.384 2.512 710.714 0.39455 3.09 ug/L Kr 83 4382.433 1.851 -388.867 ug/L Ag 107 343.010 1.821 -0.000 -0.00630 7.71 ug/L Cd 111 62.334 21.781 -0.000 -0.00214 261.85 ug/L Cd 114 136.577 9.815 -0.000 -0.00063 362.49 ug/L > In 115 1145326.030 0.562 1145326.030 ug/L Sb 121 896.387 8.055 0.001 0.11140 7.84 ug/L Sb 123 697.307 8.545 0.001 0.11194 8.41 ug/L Ba 135 41739.015 0.185 0.024 18.60315 0.37 ug/L Ba 137 72429.516 1.982 0.042 18.54517 2.10 ug/L Ho 165 1764310.128 0.606 0.004 ug/L Tb 159 1729202.541 0.516 1729202.541 ug/L Hg 201 76.334 7.215 0.000 0.02495 16.26 ug/L Hg 202 196.004 9.449 0.000 0.04114 14.63 ug/L Tl 205 879.718 10.314 -0.000 -0.00035 928.38 ug/L Pb 208 2682.848 5.202 0.000 0.02288 14.99 ug/L

Sample ID: AE10815 Report Date/Time: Tuesday, May 21,2002 13:38:59 Page 1

NYC-WTC_000054075

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