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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: AE11378 Sample Date/Time: Wednesday, May 22, 2002 10:36:25 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: c:\winnt\profiles\lrd1\elandata\Method\_NEWN.mth Dataset File: c:\winnt\profiles\rd1\elandata\Dataset\new york cit\AE11378.294 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 6.667 8.660 -0.000 -0.00369 44.92 ug/L Li 6 45247.464 1.725 45247.464 ug/L > Sc-1 45 345641.637 1.342 345641.637 ug/L Cr 52 6130.795 2.527 0.002 0.08976 11.31 ug/L Cr 53 1124.081 1.470 0.002 0.64167 4.01 ug/L Mn 55 289385.352 1.923 0.835 24.34436 2.16 ug/L Co 59 295.008 5.017 0.000 0.01812 9.93 ug/L Ni 60 607.026 5.115 0.002 0.31970 5.01 ug/L Cu 63 3901.876 1.910 0.011 0.95513 3.21 ug/L Cu 65 1930.224 2.382 0.005 0.94877 3.09 ug/L Zn 66 1418.792 2.484 0.011 0.64700 6.82 ug/L Zn 67 375.011 4.105 0.003 1.10729 8.21 ug/L Zn 68 1446.130 3.614 0.013 1.03615 3.19 ug/L Ge 72 79915.917 1.679 79915.917 ug/L As . 75 11588.226 0.734 0.007 0.36738 22.65 ug/L Se 77 1424.270 1.278 0.001 0.27598 57.66 ug/L Se 82 11.386 490.022 0.000 0.13733 229.93 ug/L As-1 75 883.052 2.098 726.049 0.42351 2.55 ug/L Kr 83 4059.614 1.011 -582.620 ug/L Ag 107 159.336 8.191 -0.000 -0.05490 3.12 ug/L Cd 111 74.668 17.428 0.000 0.02134 27.27 ug/L Cd 114 160.681 10.046 0.000 0.02291 13.59 ug/L In 115 1107668.869 1.313 1107668.869 ug/L Sb 121 426.014 5.864 0.000 0.05003 5.21 ug/L Sb 123 . 310.488 3.883 0.000 0.04653 5.87 ug/L Ba 135 40067.504 0.517 0.023 17.84215 1.44 ug/L Ba 137 70482.216 0.736 0.041 17.96670 1.68 ug/L Ho 165 1755981.858 1.129 0.018 ug/L Tb 159 1721994.830 1.078 1721994.830 ug/L Hg 201 39.334 14.002 0.000 0.00790 58.54 ug/L Hg 202 81.001 14.022 0.000 0.00545 68.92 ug/L TI 205 456.683 14.397 -0.000 -0.00531 42.41 ug/L Pb 208 2523.828 1.951 0.000 0.02089 8.41 ug/L

Sample ID: AE11378 Report Date/Time: Wednesday, May 22, 2002 10:38:22 Page 1

NYC-WTC_000054215

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NYC-WTC_000054215Source: NYC Law Department, mirrored locally

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