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ICPMS daily performance check report, May 21, 2002

Machine-extracted title · confidence 98%

Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 21, 2002.

NYC-WTC_000053939–000054155

Folder label: “ICPMS 5/21/02”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE11303 Sample Date/Time: Tuesday, May 21, 2002 15:11:34 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\newyork cit\AE11303.271 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 5.667 40.754 -0.000 -0.00414 175.37 ug/L Li 6 44386.209 0.902 44386.209 ug/L > Se-1 45 335954.871 1.784 335954.871 ug/L Cr 52 7497.165 0.861 0.007 0.32197 7.32 ug/L Cr 53 1455.131 1.548 0.003 1.09744 5.05 ug/L Mn 55 334475.519 1.843 0.993 27.89258 2.01 ug/L Co 59 270.007 2.593 0.001 0.02156 6.16 ug/L Ni 60 597.692 6.492 0.002 0.31390 7.34 ug/L Cu 63 4835.334 1.095 0.014 1.17231 1.19 ug/L Cu 65 2327.988 2.058 0.007 1.14145 0.52 ug/L Zn 66 1089.410 2.715 0.006 0.37324 6.13 ug/L Zn 67 344.677 8.188 0.003 0.98654 11.18 ug/L Zn 68 1188.090 0.304 0.009 0.77243 1.73 ug/L > Ge 72 77965.688 0.790 77965.688 ug/L As 75 11915.774 0.931 0.018 0.87401 14.46 ug/L Se 77 1457.186 0.978 0.002 0.88542 18.25 ug/L Se 82 28.878 99.458 0.001 0.62307 26.15 ug/L As-1 75 925.056 5.173 762.387 0.42324 6.28 ug/L Kr 83 4157.325 0.979 -613.975 ug/L Ag 107 104.002 11.658 -0.000 -0.03165 4.51 ug/L Cd 111 38.000 13.925 -0.000 -0.01174 19.43 ug/L Cd 114 96.442 8.878 -0.000 -0.00714 21.57 ug/L > In 115 1097790.191 0.474 1097790.191 ug/L Sb 121 451.349 2.263 0.000 0.05672 2.24 ug/L Sb 123 321.203 9.795 0.000 0.05122 11.30 ug/L Ba 135 40834.251 1.016 0.024 18.77726 0.51 ug/L Ba 137 70152.340 0.616 0.042 18.53357 1.69 ug/L Ho 165 1710182.876 1.483 0.004 ug/L > Tb 159 1676049.289 1.100 1676049.289 ug/L Hg 201 32.667 24.554 -0.000 -0.00887 70.54 ug/L Hg 202 73.334 8.872 -0.000 -0.00017 1277.76 ug/L TI 205 649.696 4.713 -0.000 -0.00811 12.54 ug/L Pb 208 2868.537 2.286 0.001 0.03043 8.93 ug/L

Sample ID: AE11303 Report Date/Time: Tuesday, May 21,2002 15:13:31 Page 1

NYC-WTC_000054144

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NYC-WTC_000054144Source: NYC Law Department, mirrored locally

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