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ICPMS daily performance check report, May 16, 2002

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Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 16, 2002.

NYC-WTC_000053706–000053937

Folder label: “ICPMS 5/16/02”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE10024 Sample Date/Time: Thursday, May 16, 2002 11:01:09 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\AE10024.144 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 10.000 20.000 0.000- 0.00803 68.28 ug/L U 6 53282.283 2.459 53282.283 ug/L > Se-1 45 407755.172 1.254 407755.172 ug/L Cr 52 7670.646 2.104 0.004 0.18369 16.07 ug/L Cr 53 1512.808 0.761 0.002 0.75556 3.46 ug/L Mn 55 284547.799 1.198 0.694 19.53439 0.06 ug/L Co 59 394.679 2.959 0.000 0.01891 8.37 ug/L Ni 60 707.701 4.028 0.002 0.31714 4.98 ug/L Cu 63 6776.927 2.372 0.016 1.40660 3.71 ug/L Cu 65 3240.277 1.503 0.008 1.36752 2.32 ug/L Zn 66 3268.620 2.076 0.026 1.52908 3.31 ug/L Zn 67 753.705 2.688 0.006 2.08136 4.10 ug/L Zn 68 2960.845 2.466 0.025 1.94530 2.36 ug/L Ge 72 95140.208 0.589 95140.208 ug/L As 75 5611.537 2.925 0.009 0.43647 17.20 ug/L Se 77 755.814 5.647 0.001 0.49857 43.80 ug/L Se 82 41.179 206.098 0.001 0.27318 142.75 ug/L As-1 75 832.713 2.043 634.709 0.30957 2.68 ug/L Kr 83 1897.550 1.248 -131.363 ug/L Ag 107 239.672 15.412 -0.000 -0.05003 6.50 ug/L Cd 111 130.669 3.927 0.000 0.01868 7.72 ug/L Cd 114 285.529 15.625 0.000 0.01980 34.31 ug/L > In 115 1288639.708 1.018 1288639.708 ug/L Sb 121 504.019 2.288 0.000 0.05208 1.54 ug/L Sb 123 392.868 5.035 0.000 0.05239 4.50 ug/L Ba 135 46945.037 0.646 0.025 17.50249 0.61 ug/L Ba 137 82001.676 0.874 0.043 17.52294 0.34 ug/L Ho 165 1903368.008 1.445 -0.013 ug/L > Tb 159 1898296.699 0.932 1898296.699 ug/L Hg 201 36.334 4.204 -0.000 -0.00373 23.98 ug/L Hg 202 79.334 9.791 -0.000 -0.00061 355.45 ug/L TI 205 592.359 7.015 -0.000 -0.00341 34.34 ug/L Pb 208 4650.194 2.196 0.001 0.06476 5.27 ug/L

Sample ID: AE10024 Report Date/Time: Thursday, May 16, 2002 11:03:06 Page 1

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