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← Document results/DEP Box 63/20 April 4, 2002 NEWQ AE05965 - AE06336
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Water metal analysis results, April 4, 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 4, 2002.

NYC-WTC_000078151–000078232

Folder label: “20 April 4, 2002 NEWQ AE05965 - AE06336”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: CeV STD2 60 PPB Sample Date/Time: Thursday, April 04, 2002 15:05:17 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File: d:\elandata\Dataset\NEWQ\NEWQ\CCV STD2 60 PPB.239 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 26664.729 5.587 0.058 63.75501 4.22 ug/L 1; Se-I 45 462073.059 2.905 462073.059 ug/L Cr 52 536599.756 2.084 1.147 60.15421 4.49 ug/L Cr 53 62768.758 3.578 0.135 58.29692 6.49 ug/L I Mn 55 840674.642 3.260 1.819 57.13114 5.73 ug/L Ni 60 134535.863 5.086 0.291 58.55233 7.75 ug/L I Cu 63 308500.168 3.877 0.668 58.15847 6.37 ug/L L Cu 65 153571.977 2.465 0.332 58.56318 5.39 ug/L r Zn 66 102211.548 1.980 1.145 62.91800 0.83 ug/L I Zn 67 17648.311 4.250 0.197 62.31426 2.53 ug/L Zn 68 73549.505 4.777 0.824 63.10264 6.36 ug/L (> Ge 72 88875.095 2.801 88875.095 ug/L 1 As 75 112716.403 2.769 1.267 60.55119 5.45 ug/L I Se 77 9454.345 3.418 0.105 60.90571 2.81 ug/L L Se 82 13213.076 4.934 0.147 60.29237 7.21 ug/L r|> In Ag 107 115 605432.264 1319584.437 4.177 1.169 0.458 1319584.437 56.67201 3.99 ug/L ug/L 1 Sb 121 523192.236 1.508 0.396 59.50000 2.66 ug/L L Sb 123 400436.453 1.697 0.303 59.83017 2.31 ug/L r Ba Ba 135 137 154020.246 269638.334 2.709 3.034 0.087 0.153 60.27257 59.38374 0.36 ug/L 4.53 ug/L |> Ho 165 1760052.221 2.366 1760052.221 ug/L I Ti 205 1435398.717 3.813 0.815 60.34752 2.15 ug/L L Pb 208 1961282.770 2.049 1.114 61.73634 4.17 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Se-I Be 9 i> 45 89.678 Cr 52 Cr 53 Mn 55 Ni 60 Cu 63 L Cu 65

Sample ID; CeV STD2 60PPB Report Date/Time: Thursday, April 04, 2002 15:10:38 Page 1

NYC-WTC_000078229

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