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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: AE10898 Sample Date/Time: Friday, May 24, 2002 10:14:58 Sample Type: Spike -1 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 city\AE1 0898.358 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 19925.016 1.986 0.362 51.81459 1.33 ug/L Li 6 54994.451 2.391 54994.451 ug/L > Sc-1 45 419906.858 3.145 419906.858 ug/L Cr 52 426920.683 1.845 1.002 48.30377 3.43 ug/L Cr 53 51314.661 2.590 0.121 49.23784 1.57 ug/L Mn 55 1050275.220 1.270 2.500 72.71387 1.88 ug/L Co 59 501250.079 0.721 1.194 48.97513 2.40 ug/L Ni 60 103295.944 1.098 0.246 49.35652 3.45 ug/L Cu 63 228256.215 2.260 0.543 51.38153 2.00 ug/L Cu 65 110531.133 1.862 0.263 51.07014 1.48 ug/L Zn 66 80382.276 0.234 0.879 52.93365 2.17 ug/L Zn 67 14068.352 0.847 0.154 52.39475 2.25 ug/L Zn 68 60575.789 1.663 0.663 53.57231 0.94 ug/L > Ge 72 90595.914 2.360 90595.914 ug/L As 75 106514.859 1.320 1.035 50.79966 1.63 ug/L Se 77 10902.465 0.742 0.103 54.04928 2.63 ug/L Se 82 11099.947 1.916 0.124 54.53444 3.34 ug/L As-1 75 89619.543 1.625 89511.208 47.67526 1.63 ug/L Kr 83 4727.276 1.357 -120.398 ug/L Ag 107 443830.179 1.314 0.371 47.15500 3.38 ug/L Cd 111 122497.396 1.057 0.102 49.06888 1.03 ug/L Cd 114 288082.609 0.371 0.241 49.42663 1.89 ug/L In 115 1195774.882 2.068 1195774.882 ug/L Sb 121 406788.522 0.922 0.340 50.54060 1.55 ug/L Sb 123 309575.150 1.346 0.259 50.13632 0.73 ug/L Ba 135 151811.288 0.740 0.086 65.44622 0.70 ug/L Ba 137 262500.649 1.393 0.148 64.75016 1.36 ug/L Ho 165 1822998.130 0.882 0.019 ug/L Tb 159 1774635.764 0.485 1774635.764 ug/L Hg 201 5570.763 2.796 0.003 4.35145 2.34 ug/L Hg 202 12854.878 1.333 0.007 4.37171 1.02 ug/L n 205 1319932.270 1.388 0.743 48.00214 0.97 ug/L Pb 208 1794563.088 1.052 1.010 47.77084 0.60 ug/L

Sample ID: AE10898 Report Date/Time: Friday, May 24, 2002 10:16:54 Page 1

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NYC-WTC_000054409Source: NYC Law Department, mirrored locally

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