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ICPMS daily performance check report, May 24, 2002

Machine-extracted title · confidence 98%

Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 24, 2002.

NYC-WTC_000054375–000054546

Folder label: “ICPMS 5/24/02”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE11570 Sample Date/Time: Friday, May 24, 2002 11:43:34 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\AE11570.382 Aliquot Volume (mL): Diluted To Volume (mL):

Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean Gone. Mean Cone. RSD Sample Unit Be 9 3.667 56.773 -0.000 -0.00248 221.06 ug/L Li 6 56159.180 1.496 56159.180 ug/L Se-1 45 400808.542 0.674 400808.542 ug/L Cr 52 9378.929 0.422 0.008 0.36761 0.99 ug/L Cr 53 1348.447 5.713 0.002 0.93017 8.50 ug/L Mn 55 372490.882 0.668 0.927 26.96548 0.84 ug/L Co 59 291.341 7.071 0.000 0.01509 13.56 ug/L Ni 60 718.369 6.454 0.002 0.33834 7.36 ug/L Cu 63 5704.514 3.185 0.014 1.29720 2.69 ug/L Cu 65 2757.446 0.350 0.007 1.28193 0.74 ug/L Zn 66 4408.780 0.466 0.044 2.67209 1.37 ug/L Zn 67 886.052 1.146 0.009 3.04685 0.60 ug/L Zn 68 3710.128 2.658 0.038 3.10324 2.57 ug/L > Ge 72 83761.296 0.907 83761.296 ug/L As 75 12803.256 1.017 0.011 0.56249 16.76 ug/L Se 77 1573.378 0.418 0.001 0.55557 9.47 ug/L Se 82 -132.086 35.870 0.000 0.07343 334.61 ug/L As-1 75 642.029 2.972 533.694 0.28425 3.58 ug/L Kr 83 4719.272 0.772 -128.402 ug/L Ag 107 86.335 6.586 -0.000 -0.02021 2.53 ug/L Cd 111 43.334 8.737 0.000 0.00863 20.63 ug/L Cd 114 88.869 7.502 0.000 0.00806 15.06 ug/L > In 115 1111448.853 1.440 1111448.853 ug/L Sb 121 381.012 7.058 0.000 0.04642 6.86 ug/L Sb 123 309.500 3.370 0.000 0.05083 2.13 ug/L Ba 135 40391.942 0.864 0.024 18.73689 1.42 ug/L Ba 137 70187.948 0.677 0.043 18.63207 1.30 ug/L Ho 165 1677113.260 0.879 0.009 ug/L > Tb 159 1648152.622 0.683 1648152.622 ug/L Hg 201 30.000 20.817 -0.000 -0.00611 88.95 ug/L Hg 202 56.001 21.429 -0.000 -0.00809 53.04 ug/L n 205 518.354 16.116 -0.000 -0.00062 503.09 ug/L Pb 208 3456.294 3.114 0.001 0.05548 6.44 ug/L

Sample ID: AE11570 Report Date/Time: Friday, May 24, 2002 11:45:30 Page 1

NYC-WTC_000054481

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