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ICPMS daily performance check report, May 3, 2002

Machine-extracted title · confidence 98%

Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 3, 2002.

NYC-WTC_000052963–000053092

Folder label: “ICPMS 5/3/02”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE09098 Sample Date/Time: Friday, May 03, 2002 16:01:43 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\AE09098.751 Aliquot Volume (mL): Diluted To Volume (mL):

Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean Conc. Mean Cone. RSD Sample Unit Be 9 10.000 60.828 0.000 0.00310 463.75 ug/L Se-1 45 444008.345 0.629 444008.345 ug/L Cr 52 8314.885 2.104 0.003 0.14523 9.90 ug/L Cr 53 1242.097 2.537 0.001 0.56106 3.97 ug/L Mn 55 229910.074 2.551 0.513 15.35216 2.69 ug/L Ni 60 954.727 7.271 0.002 0.36680 8.92 ug/L Cu 63 6625.814 1.315 0.014 1.43066 1.50 ug/L Cu 65 3403.671 1.907 0.007 1.46170 2.01 ug/L Zn 66 3055.544 0.657 0.021 1.26024 2.33 ug/L Zn 67 701.034 4.495 0.005 1.65252 4.63 ug/L Zn 68 2817.465 3.225 0.021 1.68769 5.52 ug/L > Ge 72 93380.137 1.458 93380.137 ug/L As 75 7977.155 2.419 0.009 0.44086 35.35 ug/L Se 77 1037.124 0.798 0.001 0.53431 26.11 ug/L Se 82 2871.482 2.374 0.002 0.82580 57.00 ug/L Ag 107 104.002 20.824 -0.000 -0.02270 9.15 ug/L Cd 111 67.334 10.431 0.000 0.00451 49.78 ug/L Cd 114 159.451 18.606 0.000 0.00492 93.81 ug/L In 115 1246993.203 1.911 1246993.203 ug/L Sb 121 389.679 1.068 0.000 0.04220 2.93 ug/L Sb 123 300.069 9.026 0.000 0.04145 9.77 ug/L Ba 135 39479.617 1.714 0.023 15.78572 2.63 ug/L Ba 137 65135.890 1.970 0.038 15.40054 3.00 ug/L Ho 165 1684285.048 2.623 0.024 ug/L > Tb 159 1726464.131 1.050 1726464.131 ug/L Hg 201 31.000 12.903 -0.000 -0.02345 14.36 ug/L Hg 202 66.001 12.121 -0.000 -0.01296 21.21 ug/L TI 205 296.341 5.569 -0.000 -0.01380 5.65 ug/L Pb 208 3563.976 1.202 0.001 0.04908 2.74 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff Be 9 > Sc-1 45 72.443 Cr 52

Sample ID: AE09098 Report Date/Time: Friday, May 03, 2002 16:03:30 Page 1

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