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← Document results/DEP Box 63/11 March 25, 2002 NEWQ AE04845 - AE04945
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Water metal analysis results, March 25, 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 25, 2002.

NYC-WTC_000077621–000077672

Folder label: “11 March 25, 2002 NEWQ AE04845 - AE04945

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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 CALBK Sample Date/Time: Monday, March 25, 2002 12:42:21 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york cityMCV CAL BK.199 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 7.333 43.835 -0.000 -0.00389 150.43 ug/L |> Sc-1 45 574499.155 2.618 574499.155 ug/L 1 Cr 52 8436.664 1.135 -0.001 -0.05668 47.29 ug/L I Cr 53 418.681 4.439 0.000 0.04860 36.76 ug/L I Mn 55 633.028 1.422 -0.000 -0.00062 149.80 ug/L I Ni 60 119.002 7.563 -0.000 -0.00024 1632.09 ug/L I Cu 63 502.352 4.149 0.000 0.00443 26.27 ug/L L Cu 65 251.339 3.864 -0.000 -0.00167 301.15 ug/L r Zn 66 808.711 1.037 0.000 0.02314 40.49 ug/L I Zn 67 151.336 6.246 0.000 0.01469 222.49 ug/L I Zn 68 609.027 5.293 0.000 0.01606 196.75 ug/L |> Ge 72 109084.680 2.904 109084.680 ug/L I As 75 -26.841 279.966 0.000 0.01826 184.32 ug/L I Se 77 170.670 3.721 0.000 0.17429 27.16 ug/L L Se 82 132.002 0.000 0.000 0.05583 25.14 ug/L r Ag 107 1084.076 12.923 -0.000 -0.01129 93.75 ug/L I Cd 111 1125.681 4.292 0.000 0.00220 640.31 ug/L I Cd 114 180.493 12.883 -0.000 -0.03277 8.92 ug/L i> In 115 1572282.748 0.352 1572282.748 ug/L I Sb 121 416.014 8.184 0.000 0.01475 21.96 ug/L L Sb 123 294.603 2.815 0.000 0.01115 8.47 ug/L r Ba 135 109.002 3.308 -0.000 -0.00138 82.95 ug/L I Ba 137 201.004 1.990 0.000 0.00238 40.18 ug/L i> Tb 159 2051082.867 1.649 2051082.867 / ug/L I Ho 165 1808442.460 3.353 -0.021 / ug/L I Tl 205 450.349 6.889 -0.000 -0.00029 / 280.53 ug/L L Pb 208 6952.437 1.570 -0.000 -0.00494 / 16.80 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 99.315 I Cr 52 I Cr 53 I Mn 55

Sample ID: ICV CALBK Report Date/Time: Monday, March 25, 2002 12:44:46 Page 1

NYC-WTC_000077627

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