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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: AE11417 Sample Date/Time: Wednesday, May 22, 2002 11:19:13 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 cit\AE11417.305 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 6.000 44.096 -0.000 -0.00523 159.65 ug/L Li 6 44015.751 1.382 44015.751 ug/L Se-1 45 337314.625 2.600 337314.625 ug/L Cr 52 7624.608 3.059 0.007 0.32497 4.37 ug/L Cr 53 1059.739 1.625 0.001 0.59732 5.04 ug/L Mn 55 307280.852 1.375 0.908 26.49832 1.21 ug/L Co 59 304.341 8.727 0.000 0.02013 18.87 ug/L Ni 60 648.696 2.716 0.002 0.35206 3.25 ug/L Cu 63 4565.525 0.925 0.013 1.15283 1.72 ug/L Cu 65 2187.285 1.454 0.006 1.11004 3.02 ug/L Zn 66 1797.196 3.152 0.016 0.98463 4.29 ug/L Zn 67 434.015 5.663 0.004 1.42813 7.62 ug/L Zn 68 1780.192 3.942 0.018 1.44247 3.51 ug/L > Ge 72 76952.138 1.596 76952.138 ug/L As 75 11415.061 0.824 0.011 0.53265 12.21 ug/L Se 77 1390.738 1.931 0.001 0.41064 32.35 ug/L Se 82 -8.209 694.812 0.000 0.02319 1467.02 ug/L As-1 75 870.717 2.645 713.714 0.41631 3.23 ug/L Kr 83 4011.925 0.367 -630.308 ug/L Ag 107 382.345 8.461 -0.000 -0.02935 12.84 ug/L Cd 111 45.001 7.698 0.000 0.00850 17.66 ug/L Cd 114 118.955 6.525 0.000 0.01538 9.79 ug/L > In 115 1095794.363 0.231 1095794.363 ug/L Sb 121 493.352 7.677 0.000 0.05974 8.46 ug/L Sb 123 375.836 4.933 0.000 0.05853 5.65 ug/L Ba 135 38805.038 1.103 0.023 17.70222 0.33 ug/L Ba 137 68018.869 0.856 0.040 17.76248 0.28 ug/L Ho 165 1695507.941 1.113 0.007 ug/L Tb 159 1680728.782 0.994 1680728.782 ug/L Hg 201 60.334 4.171 0.000 0.02553 8.25 ug/L Hg 202 124.335 3.349 0.000 0.02161 4.85 ug/L TI 205 447.349 10.792 -0.000 -0.00524 31.69 ug/L Pb 208 2538.496 1.072 0.000 0.02299 3.65 ug/L

Sample ID: AE11417 Report Date/Time: Wednesday, May 22, 2002 11:21:10 Page 1

NYC-WTC_000054248

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