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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: AE10698 Sample Date/Time: Tuesday, May 21,2002 12:01:28 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 0698.222 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 7.333 15.746 0.000 0.00025 1346.89 ug/L LI 6 46024.671 0.398 46024.671 ug/L Se-1 45 355374.542 0.692 355374.542 ug/L Cr 52 6117.452 1.422 0.002 0.08095 11.84 ug/L Cr 53 1111.412 2.602 0.002 0.62241 6.48 ug/L Mn 55 314855.494 2.511 0.883 24.80684 1.83 ug/L Co 59 298.008 9.196 0.001 0.02288 12.68 ug/L Ni 60 624.028 6.731 0.002 0.30940 6.36 ug/L Cu 63 4668.913 3.755 0.013 1.06666 3.46 ug/L Cu 65 2269.306 0.466 0.006 1.04862 1.07 ug/L Zn 66 1095.410 3.675 0.005 0.31493 9.23 ug/L Zn 67 361.011 1.662 0.003 0.94203 2.58 ug/L Zn 68 1208.759 6.836 0.009 0.70055 11.37 ug/L Ge 72 84198.625 0.019 84198.625 ug/L As 75 12596.016 0.250 0.015 0.71464 2.39 ug/L Se 77 1532.468 0.249 0.001 0.62556 4.05 ug/L Se 82 6.553 1951.204 0.001 0.49352 136.74 ug/L As-1 75 937.724 2.386 775.055 0.43027 2.89 ug/L Kr 83 4423.788 2.733 -347.513 ug/L Ag 107 116.335 9.889 -0.000 -0.03138 3.63 ug/L Cd 111 71.334 18.930 0.000 0.00032 1715.39 ug/L Cd 114 161.023 12.956 0.000 0.00248 148.78 ug/L In 115 1200031.670 0.791 1200031.670 ug/L Sb 121 422.681 2.958 0.000 0.04805 3.72 ug/L Sb 123 335.659 7.761 0.000 0.04875 9.43 ug/L Ba 135 43774.588 1.360 0.024 18.33574 1.20 ug/L Ba 137 75888.861 0.415 0.041 18.26208 1.35 ug/L Ho 165 1863671.126 2.187 -0.003 ug/L Tb 159 1840084.613 1.668 1840084.613 ug/L Hg 201 41.334 31.576 -0.000 -0.00479 198.56 ug/L Hg 202 72.668 10.511 -0.000 -0.00270 93.18 ug/L TI 205 851.048 4.300 -0.000 -0.00331 24.64 ug/L Pb 208 4433.133 1.557 0.001 0.06321 4.61 ug/L

Sample ID: AE10698 Report Date/Time: Tuesday, May 21,2002 12:03:25 Page 1

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NYC-WTC_000053997Source: NYC Law Department, mirrored locally

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