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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: AE07314 Sample Date/Time: Tuesday, April 09, 2002 14:23:45 Sample Type: Spike -1 Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File: d:\elandata\Dataset\NEWQ\NEWQ\AE07314.405 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 25330.498 1.370 0.049 51.90814 0.85 ug/L > Se-1 45 519316.340 0.815 519316.340 ug/L Cr 52 459114.580 0.294 0.870 47.91254 0.95 ug/L Cr 53 54356.239 1.037 0.103 48.29584 0.65 ug/L Mn 55 1087492.300 1.748 2.092 71.37616 1.40 ug/L Ni 60 110513.277 2.015 0.213 46.24905 1.84 ug/L Cu 63 291011.811 1.287 0.560 53.84763 1.21 ug/L Cu 65 145643.975 1.321 0.280 54.60587 0.67 ug/L Zn 66 90738.836 0.346 0.933 52.99251 0.39 ug/L Zn 67 15844.958 1.836 0.162 52.47025 1.67 ug/L Zn 68 66752.850 0.540 0.686 52.68119 0.05 ug/L > Ge 72 96815.098 0.492 96815.098 ug/L As 75 102546.398 2.550 1.056 52.33218 2.78 ug/L Se 77 9275.162 4.487 0.094 55.27179 4.15 ug/L Se 82 12525.084 2.170 0.127 54.90979 1.92 ug/L Ag 107 489691.065 1.573 0.373 46.17346 2.98 ug/L in 115 1311127.189 1.414 1311127.189 ug/L Sb 121 453172.299 0.448 0.346 51.79216 1.87 ug/L Sb 123 348394.677 1.212 0.266 51.43864 1.37 ug/L Ba 135 172179.041 1.075 0.096 65.29581 2.28 ug/L Ba 137 296274.089 1.199 0.166 63.98980 1.09 ug/L Ho 165 1784984.019 2.159 -0.002 ug/L > Tb 159 1787535.696 1.347 1787535.696 ug/L T1 205 1191713.226 1.635 0.666 48.41566 0.44 ug/L Pb 208 1613969.169 1.173 0.902 48.59465 0.21 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff ' Be 9 103.812 > Sc-1 45 94.855 Cr 52 94.946 Cr 53 95.199 Mn 55 92.586 Ni 60 91.626 Cu 63 92.440

Sample ID: AE07314 Report Date/Time: Tuesday, April 09, 2002 14:25:19 Page 1

NYC-WTC_000040423

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NYC-WTC_000040423Source: NYC Law Department, mirrored locally

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