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Water sample metal analysis results, April 9, 2002

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Summary report of water sample analysis using Method 200.8 showing measured intensities and concentrations for various metals.

NYC-WTC_000040341–000040450

Folder label: “ICPMS 4/9/02

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: Standard 1 Sample Date/Time: Tuesday, April 09, 2002 12:06:00 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File: d:\elandata\Dataset\NEWQ\NEWQ\Standard 1.365 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 15296.679 0.878 0.028 33.50922 0.56 ug/L > Se-1 45 536440.525 0.813 536440.525 ug/L Cr 52 298054.745 1.737 0.541 29.63598 1.30 ug/L Cr 53 35218.441 0.732 0.064 29.82125 1.53 ug/L Mn 55 476094.640 1.026 0.886 30.30605 0.36 ug/L Ni 60 72781.594 1.023 0.136 29.57702 0.97 ug/L Cu 63 169030.779 1.218 0.315 29.97990 0.89 ug/L Cu 65 82191.710 0.729 0.153 29.65329 0.19 ug/L Zn 66 54363.636 1.709 0.530 30.34461 1.70 ug/L Zn 67 9664.231 0.916 0.094 30.23859 1.08 ug/L Zn 68 40524.862 0.240 0.395 30.67345 0.54 ug/L > Ge 72 101647.123 0.305 101647.123 ug/L As 75 61007.453 1.323 0.597 29.46708 1.06 ug/L Se 77 5318.609 0.637 0.051 29.24779 0.70 ug/L Se 82 7311.346 1.058 0.070 30.48260 0.79 ug/L Ag 107 343654.332 1.318 0.238 29.36471 1.08 ug/L In 115 1435480.255 1.399 1435480.255 ug/L Sb 121 290910.901 0.482 0.203 29.80538 1.78 ug/L Sb 123 222742.084 0.491 0.155 29.57433 0.94 ug/L Ba 135 85024.954 0.798 0.044 28.60489 0.70 ug/L Ba 137 148573.757 0.753 0.077 28.63297 0.50 ug/L Ho 165 1908101.037 1.928 -0.007 ug/L > Tb 159 1922192.500 0.264 1922192.500 ug/L TI 205 806232.391 1.392 0.419 29.83911 1.35 ug/L Pb 208 1081311.979 1.504 0.562 29.47538 1.73 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff Be 9 Se-1 45 Cr 52 Cr 53 Mn 55 Ni 60 Cu 63

Sample ID: Standard 1 Report Date/Time: Tuesday, April 09, 2002 12:07:35 Page 1

NYC-WTC_000040343

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NYC-WTC_000040343Source: NYC Law Department, mirrored locally

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