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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: AE06337 Sample Date/Time: Friday, April 05, 2002 13:24:25 Sample Type: Spike -1 Sample Description: MSD Number of Replicates: 3 Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File: d:\elandata\Dataset\NEWQ\NEWQ\AE06337.253 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 24289.315 0.611 0.048 50.83256 2.41 ug/L |> Sc-1 45 503280.428 1.791 503280.428 ug/L I Cr 52 465117.904 0.752 0.909 49.77655 2.37 ug/L I Cr 53 55475.972 0.209 0.109 49.69222 1.65 ug/L I Mn 55 988150.754 0.668 1.963 67.32933 1.60 ug/L I Ni 60 110806.647 0.401 0.220 48.90699 2.10 ug/L I Cu 63 291059.525 1.132 0.578 55.81485 2.04 ug/L L Cu 65 143177.825 0.848 0.284 56.09712 1.32 ug/L r Zn 66 92711.064 2.045 0.932 51.33280 1.42 ug/L I Zn 67 16300.433 1.706 0.164 51.78286 1.02 ug/L I Zn 68 69776.455 0.317 0.702 51.98173 0.52 ug/L i> Ge 72 98836.708 0.718 98836.708 ug/L I As 75 104168.221 2.917 1.051 51.38584 2.21 ug/L I Se 77 9332.882 1.361 0.093 52.81681 0.76 ug/L L Se 82 12558.795 0.856 0.125 53.27534 0.28 ug/L Y 89 1294353.805 3.424 40375.088 ug/L r Ag 107 511687.426 1.046 0.384 47.93063 0.70 ug/L |> In 115 1330542.108 0.539 1330542.108 ug/L Sb 121 473824.791 0.991 0.356 52.39496 0.80 ug/L L Sb 123 364844.590 0.284 0.274 52.11161 0.82 ug/L r Ba 135 170290.199 0.674 0.095 61.96075 0.74 ug/L I Ba 137 295105.451 0.906 0.165 62.05768 0.34 ug/L 1> Ho 165 1790135.837 1.236 1790135.837 ug/L I TI 205 1185853.014 0.607 0.662 48.89133 1.13 ug/L L Pb 208 1612955.218 0.503 0.900 48.82774 1.16 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 101.666 |> Sc-1 45 99.544 I Cr 52 98.495 1 Cr 53 98.190 I Mn 55 96.815 I Ni 60 97.201 I Cu • 63 97.310

Sample ID: AE06337 Report Date/Time: Friday, April 05, 2002 13:29:32 Page 1

NYC-WTC_000078256

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