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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 STD2 60 PPB Sample Date/Time: Friday, April 05,2002 13:02:06 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File: d:\elandata\Dataset\NEWQ\NEWQ\ICV STD2 60 PPB.247 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 28465.785 1.092 0.057 59.53184 0.85 ug/L i> Se-I 45 503503.247 0.246 503503.247 ug/L I Cr 52 564084.180 1.180 1.105 60.50007 0.95 ug/L 1 Cr 53 67802.932 0.939 0.133 60.84430 0.96 ug/L 1 Mn 55 890494.616 1.692 1.767 60.63521 1.91 ug/L I Ni 60 138504.492 0.178 0.275 61.11044 0.42 ug/L I Cu 63 310824.129 1.106 0.617 59.57088 1.35 ug/L L Cu 65 154889.890 0.143 0.307 60.65580 0.39 ug/L r Zn 66 104277.357 0.412 1.091 60.04475 0.51 ug/L 1 Zn 67 18220.759 1.176 0.190 60.21024 0.36 ug/L I Zn 68 76490.233 1.155 0.800 59.24618 0.47 ug/L |> Ge 72 95129.108 0.908 95129.108 ug/L As 75 119112.810 0.752 1.250 61.08445 1.64 ug/L I Se 77 10283.918 2.183 0.107 60.57461 3.12 ug/L L Se 82 13727.828 0.272 0.143 60.61077 0.87 ug/L Y 89 1227968.980 0.169 -26009.738 ug/L r Ag 107 624935.571 0.518 0.477 59.56208 1.05 ug/L |> In 115 1308057.516 0.564 1308057.516 ug/L I Sb 121 533096.840 0.585 0.407 59.96396 0.17 ug/L L Sb 123 411377.057 1.595 0.314 59.76675 1.33 ug/L r Ba 135 159064.951 1.433 0.091 58.99976 1.80 ug/L 1 Ba 137 276744.225 0.230 0.158 59.32647 0.73 ug/L |> Ho 165 1756013.552 0.856 1756013.552 ug/L I Tl 205 1413183.071 1.155 0.804 59.39541 0.37 ug/L L Pb 208 1933564.289 1.152 1.100 59.68274 1.76 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 99.588 I Cr 52 I Cr 53 I Mn 55 I Ni 60 I Cu 63

Sample ID: ICV STD2 60PPB Report Date/Time: Friday, April 05, 2002 13:16:40 Page 1

NYC-WTC_000078244

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