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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: AE09090 Sample Date/Time: Friday, May 03, 2002 15:20:09 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\AE09090.745 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 9.333 32.733 -0.000 -0.00119 504.16 ug/L Se-1 45 504410.779 1.853 504410.779 ug/L Cr 52 8486.385 5.232 0.001 0.05280 99.23 ug/L Cr 53 2438.018 2.539 0.003 1.40784 1.03 ug/L Mn 55 845989.723 2.159 1.673 50.04571 3.83 ug/L Ni 60 2617.070 1.886 0.005 1.01453 2.49 ug/L Cu 63 14577.160 1.912 0.028 2.84289 1.28 ug/L Cu 65 6428.672 3.375 0.012 2.47776 4.36 ug/L Zn 66 1812.866 1.275 0.006 0.37595 5.48 ug/L Zn 67 644.696 4.862 0.004 1.25776 6.42 ug/L Zn 68 2268.306 2.527 0.013 1.05473 3.94 ug/L Ge 72 102311.595 1.435 102311.595 ug/L As 75 8299.035 3.211 0.005 0.22767 79.29 ug/L Se 77 1182.099 1.593 0.001 0.78220 23.06 ug/L Se 82 2975.517 3.007 0.000 0.04800 1183.07 ug/L Ag 107 114.669 5.110 -0.000 -0.02157 2.98 ug/L Cd 111 57.334 15.826 0.000 0.00068 452.04 ug/L Cd 114 135.426 16.826 0.000 0.00098 407.29 ug/L In 115 1244063.544 4.177 1244063.544 ug/L Sb 121 588.025 5.147 0.000 0.06605 2.56 ug/L Sb 123 431.658 3.407 0.000 0.06247 7.61 ug/L Ba 135 72903.466 3.630 0.040 27.80905 0.87 ug/L Ba 137 126492.559 0.711 0.070 28.54875 2.62 ug/L Ho 165 1710253.297 1.000 -0.006 ug/L > Tb 159 1810260.910 3.235 1810260.910 ug/L Hg 201 59.001 12.222 -0.000 -0.00201 247.79 ug/L Hg 202 100.668 7.322 -0.000 -0.00192 83.04 ug/L TI 205 523.687 5.608 ■0.000 -0.00536 10.58 ug/L Pb 208 4108.077 2.039 0.001 0.05955 3.35 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 82.298 Cr 52

Sample ID: AE09090 Report Date/Time: Friday, May 03, 2002 15:21:56 Page 1

NYC-WTC_000053057

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NYC-WTC_000053057Source: NYC Law Department, mirrored locally

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