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← Document results/DEP Box 63/13 March 28, 2002 NEWN AE05235 - AE05700
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Water metal analysis results, March 28, 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 March 28, 2002.

NYC-WTC_000077705–000077757

Folder label: “13 March 28, 2002 NEWN AE05235 - AE05700

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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: Thursday, March 28, 2002 10:26:26 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york cityXStandard 1.237 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 16698.157 1.501 0.023 30.00000 3.66 ug/L i>Sc-1 45 738350.143 2.839 738350.143 ug/L I Cr 52 402476.234 2.170 0.528 30.00000 1.12 ug/L 1 Cr 53 47516.683 1.496 0.063 30.00000 3.96 ug/L 1 Mn 55 609537.025 0.829 0.825 30.00000 2.29 ug/L I Ni 60 103436.280 1.847 0.140 30.00000 4.21 ug/L I Cu 63 241713.289 2.208 0.327 30.00000 1.38 ug/L L Cu 65 115157.703 1.529 0.156 30.00000 3.42 ug/L r ZnZn 66 74471.296 2.263 0.536 30.00000 3.79 ug/L I 67 12724.028 1.866 0.092 30.00000 1.98 ug/L 1 Zn 68 55377.718 0.971 0.399 30.00000 2.62 ug/L I > Ge 72 132933.679 1.567 132933.679 ug/L 1 As 75 80928.814 1.429 0.609 30.00000 1.10 ug/L I Se 77 7116.525 3.781 0.052 30.00000 2.37 ug/L L Se 82 9755.663 0.787 0.072 30.00000 1.73 ug/L r Ag 107 450591.757 1.161 0.241 30.00000 2.86 ug/L I Cd 111 110550.156 2.026 0.059 30.00000 0.48 ug/L 1 Cd 114 274611.968 1.079 0.147 30.00000 0.78 ug/L i> In 115 1864882.462 1.850 1864882.462 ug/L 1 Sb 121 347965.525 1.848 0.187 30.00000 0.56 ug/L L Sb 123 266673.947 1.308 0.143 30.00000 0.91 ug/L r Ba 135 117452.462 1.438 0.055 30.00000 0.99 ug/L I Ba 137 208258.976 0.982 0.098 30.00000 2.20 ug/L |> Tb 159 2122927.185 1.240 2122927.185 ug/L I Ho 165 1842473.603 1.340 0.002 ug/L I Tl 205 1097076.822 1.501 0.516 30.00000 1.08 ug/L L Pb 208 1437232.358 1.613 0.675 30.00000 0.52 ug/L

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

Sample ID: Standard 1 Report Date/Time: Thursday, March 28, 2002 10:28:13 Page 1

NYC-WTC_000077708

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