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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: CCV STD2 60+5 PPB Sample Date/Time: Wednesday, May 22, 2002 14:19:04 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 city\CCV STD2 60+5 PPB.330 Aliquot Volume (mL): Diluted To Volume (mL):

Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean Gone. Mean Cone. RSD Sample Unit Be 9 19699.523 1.900 0.431 59.87138 1.20 ug/L Li 6 45720.476 0.839 45720.476 ug/L > Se-1 45 342827.846 2.822 342827.846 ug/L Cr 52 442508.529 2.235 1.276 61.66033 4.81 ug/L Cr 53 52926.828 1.104 0.153 61.70026 2.76 ug/L Mn 55 739700.615 0.428 2.156 62.89907 3.19 ug/L Co 59 533075.099 1.609 1.555 62.63297 1.36 ug/L Ni 60 108738.884 0.447 0.317 61.26984 2.89 ug/L Cu 63 241743.433 1.324 0.705 62.04195 3.83 ug/L Cu 65 117354.189 1.324 0.342 61.18367 1.78 ug/L Zn 66 77987.225 1.224 0.987 59.54797 1.03 ug/L Zn 67 13707.466 1.797 0.173 58.81045 1.97 ug/L Zn 68 57743.067 1.328 0.731 58.93428 2.08 ug/L Ge 72 78487.540 1.709 78487.540 ug/L As 75 105208.896 0.903 1.203 59.70540 2.04 ug/L Se 77 10136.828 1.849 0.112 60.55701 2.77 ug/L Se 82 10189.919 2.180 0.130 59.49564 3.02 ug/L As-1 75 90852.995 1.015 90695.993 52.90361 1.02 ug/L Kr 83 4217.354 3.161 -424.879 ug/L Ag 107 528705.223 0.887 0.476 59.34484 2.09 ug/L Cd 111 135413.826 1.067 0.122 59.35309 1.13 ug/L Cd 114 320533.818 2.381 0.289 59.46345 2.10 ug/L > In 115 1109663.860 1.718 1109663.860 ug/L Sb 121 461596.048 0.800 0.416 61.45874 1.15 ug/L Sb 123 356227.063 1.235 0.321 61.56150 0.73 ug/L Ba 135 132107.974 0.706 0.079 60.37001 0.32 ug/L Ba 137 228983.118 1.108 0.136 59.87005 1.38 ug/L Ho 165 1718931.707 0.795 0.022 ug/L > Tb 159 1679576.136 0.937 1679576.136 ug/L Hg 201 6254.547 1.545 0.004 5.01556 2.08 ug/L Hg 202 14211.576 0.875 0.008 5.05049 1.28 ug/L TI 205 1583024.711 0.573 0.942 60.28759 1.38 ug/L Pb 208 2183933.331 0.463 1.299 61.27960 0.48 ug/L

Sample ID: CCV STD2 60+5 PPB Report Date/Time: Wednesday, May 22,2002 14:21:27 Page 1

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