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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: AE09099 Sample Date/Time: Friday, May 03, 2002 16:05:02 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 city\AE09099.752 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 7.667 15.061 -0.000 -0.00365 69.26 ug/L Se-1 45 477392.521 3.573 477392.521 ug/L Cr 52 17313.990 3.340 0.021 1.00515 12.25 ug/L Cr 53 2864.146 0.282 0.005 1.89510 4.48 ug/L Mn 55 641208.254 1.376 1.340 40.05920 2.88 ug/L Ni 60 2815.464 1.323 0.005 1.16653 3.97 ug/L Cu 63 7178.240 3.276 0.014 1.44225 0.89 ug/L Cu 65 3043.206 1.756 0.006 1.20513 5.39 ug/L Zn 66 2983.853 1.807 0.022 1.27200 1.72 ug/L Zn 67 797.376 5.656 0.006 2.07458 5.01 ug/L Zn 68 3250.280 1.326 0.027 2.13827 4.48 ug/L > Ge 72 90632.248 2.162 90632.248 ug/L As 75 8397.899 1.901 0.016 0.79987 21.65 ug/L Se 77 1182.357 1.891 0.003 1.60770 10.25 ug/L Se 82 2973.849 1.531 0.004 1.79117 24.82 ug/L Ag 107 463.683 13.390 0.000 0.01753 38.16 ug/L Cd 111 49.334 6.516 -0.000 -0.00089 155.18 ug/L Cd 114 88.002 21.256 -0.000 -0.00590 59.38 ug/L > In 115 1154058.643 0.644 1154058.643 ug/L Sb 121 510.353 7.555 0,000 0.06150 7.39 ug/L Sb 123 441.749 2.906 0.000 0.06938 3.37 ug/L Ba 135 69513.797 0.893 0.043 29.63644 1.52 ug/L Ba 137 123378.421 3.354 0.076 31.09655 2.44 ug/L Ho 165 1707329.577 1.548 0.102 ug/L > Tb 159 1619961.228 0.957 1619961.228 ug/L Hg 201 70.001 4.949 0.000 0.01364 25.60 ug/L Hg 202 138.669 9.412 0.000 0.01714 27.20 ug/L TI 205 372.345 12.108 -0.000 -0.00963 19.84 ug/L Pb 208 4425.135 0.849 0.002 0.08307 1.62 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 77.890 Cr 52

Sample ID: AE09099 Report Date/Time: Friday, May 03, 2002 16:06:49 Page 1

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