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← Document results/DEP Box 63/21 April 5, 2002 NEWQ AE06337 - AE06756
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Water metal analysis results, April 5, 2002

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Laboratory report from Westchester County Dept of Labs and Research detailing Method 200.8 metal concentrations in water samples dated April 5, 2002.

NYC-WTC_000078234–000078314

Folder label: “21 April 5, 2002 NEWQ AE06337 - AE06756

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: ICV STD1 30 PPB Sample Date/Time; Friday, April 05, 2002 12:58:26 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File; d:\elandata\Dataset\NEWQ\NEWQ\lCV STD1 30 PPB.246 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 r Be 9 14369.825 0.424 0.029 30.05468 1.79 ug/L |> Sc-1 45 503408.374 1.486 503408.374 ug/L I Cr 52 284711.077 1.120 0.550 30.13448 1.63 ug/L I Cr 53 33450.109 1.896 0.065 29.68396 1.78 ug/L I Mn 55 443089.365 1.344 0.879 30.16201 2.77 ug/L I Ni 60 68040.018 0.448 0.135 29.98995 1.82 ug/L I Cu 63 156132.258 0.692 0.310 29.91125 2.01 ug/L L Cu 65 77275.862 1.470 0.153 30.24559 2.95 ug/L r Zn 66 52768.566 0.319 0.553 30.43270 0.07 ug/L I Zn 67 9313.529 1.674 0.097 30.77192 1.49 ug/L 1 Zn 68 38511.786 0.237 0.403 29.87137 0.16 ug/L |> Ge 72 94504.277 0.261 94504.277 ug/L I As 75 58260.310 0.179 0.614 30.00772 0.43 ug/L I Se 77 4969.074 1.044 0.051 29.12296 1.33 ug/L L Se 82 6745.903 0.679 0.070 29.59529 0.83 ug/L Y 89 1228001.008 1.261 -25977.709 ug/L r Ag 107 312110.380 0.250 0.241 30.09566 0.91 ug/L l> In 115 1291678.370 0.834 1291678.370 ug/L I Sb 121 263295.450 0.643 0.204 29.98896 1.33 ug/L L Sb 123 201900.342 0.525 0.156 29.70170 0.88 ug/L r Ba 135 78927.619 0.968 0.046 30.10799 1.86 ug/L I Ba 137 138272.348 0.554 0.081 30.48379 0.46 ug/L i> Ho 165 1706464.298 0.935 1706464.298 ug/L I T1 205 709463.997 0.716 0.415 30.67632 1.64 ug/L L Pb 208 968320.827 0.473 0.566 30.72985 1.34 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 i> Sc-1 45 99.569 Cr 52 Cr 53 Mn 55 Ni 60 I Cu 63

Sample ID; ICV STD1 30 PPB Report Date/Time: Friday, April 05, 2002 13:16:38 Page 1

NYC-WTC_000078242

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