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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: AE11481 Sample Date/Time: Wednesday, May 22, 2002 12:35:21 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 cit\AE11481.321 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 12.500 0.000 0.00060 508.65 ug/L Li 6 44903.095 1.822 44903.095 ug/L Se-1 45 337117.527 2.067 337117.527 ug/L Cr 52 7732.365 2.326 0.007 0.34149 11.29 ug/L Cr 53 1006.733 3.362 0.001 0.53440 8.13 ug/L Mn 55 283344.509 1.356 0.838 24.44430 2.58 ug/L Co 59 258.673 5.105 0.000 0.01464 8.10 ug/L Ni 60 605.693 4.743 0.002 0.32765 5.65 ug/L Cu 63 4008.924 0.800 0.011 1.00827 2.56 ug/L Cu 65 1929.224 2.896 0.005 0.97371 4.11 ug/L Zn 66 1254.766 3.833 0.009 0.54243 7.18 ug/L Zn 67 338.676 4.383 0.003 0.98190 6.51 ug/L Zn 68 1361.782 4.308 0.012 0.97984 5.96 ug/L Ge 72 78284.736 0.193 78284.736 ug/L As 75 11599.661 0.537 0.011 0.52377 10.00 ug/L Se 77 1407.759 1.190 0.001 0.36177 37.02 ug/L Se 82 -24.912 207.872 -0.000 -0.07033 431.05 ug/L As-1 75 852.382 5.182 695.379 0.40562 6.35 ug/L Kr 83 4091.962 1.709 -550.271 ug/L Ag 107 190.337 15.249 -0.000 -0.05081 7.24 ug/L Cd 111 61.001 17.732 0.000 0.01609 32.04 ug/L Cd 114 139.958 12.854 0.000 0.01979 19.30 ug/L In 115 1078170.550 1.492 1078170.550 ug/L Sb 121 483.684 1.865 0.000 0.05952 3.25 ug/L Sb 123 349.999 2.874 0.000 0.05500 1.65 ug/L Ba 135 39148.180 1.485 0.024 18.05039 1.44 ug/L Ba 137 68314.066 0.552 0.041 18.03071 0.81 ug/L Ho 165 1689646.708 0.191 0.014 ug/L > Tb 159 1663004.939 1.160 1663004.939 ug/L Hg 201 48.667 6.605 0.000 0.01658 17.95 ug/L Hg 202 116.669 4.228 0.000 0.01935 11.51 ug/L TI 205 443.015 2.442 -0.000 -0.00522 4.33 ug/L Pb 208 2429.818 1.058 0.000 0.02068 7.37 ug/L

Sample ID: AE11481 Report Date/Time: Wednesday, May 22, 2002 12:37:17 Page 1

NYC-WTC_000054296

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NYC-WTC_000054296Source: NYC Law Department, mirrored locally

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