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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: Standard 1 Sample Date/Time: Monday, March 25, 2002 12:31:48 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\newyork city\Standard 1.197 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 15531.084 2.794 0.026 37.41171 3.36 ug/L i> Se-I 45 607642.239 0.974 607642.239 ug/L I Cr 52 330130.347 0.522 0.528 29.35959 1.32 ug/L 1 Cr 53 40910.926 0.844 0.067 31.06577 1.54 ug/L 1 Mn 55 518136.814 3.146 0.852 30.09147 3.03 ug/L 1 Ni 60 88744.703 1.852 0.146 29.27505 2.83 ug/L Cu 63 214129.212 3.166 0.352 31.08070 3.22 ug/L L Cu 65 97776.037 1.412 0.160 28.96294 2.27 ug/L r Zn 66 78355.682 0.512 0.674 36.59914 3.14 ug/L I Zn 67 12393.235 2.206 0.106 33.12221 1.63 ug/L 1 Zn 68 56465.141 2.892 0.486 35.75125 4.23 ug/L i> Ge 72 115079.956 2.671 115079.956 ug/L I As 75 69526.730 1.177 0.605 29.66770 1.52 ug/L 1 Se 77 6430.672 1.900 0.055 30.74117 4.49 ug/L L Se 82 8701.916 0.273 0.075 30.52694 2.62 ug/L r Ag 107 405315.670 1.513 0.249 30.06875 4.06 ug/L 1 Cd 111 98412.491 0.981 0.060 30.22507 2.18 ug/L I Cd 114 248174.166 1.216 0.153 32.01749 2.92 ug/L i> in 115 1622516.483 2.519 1622516.483 ug/L I Sb 121 313610.899 1.863 0.193 30.06226 0.75 ug/L L Sb 123 233116.882 0.549 0.144 29.30466 2.98 ug/L r Ba 135 95944.450 2.409 0.046 30.30636 1.32 ug/L Ba 137 171599.596 1.202 0.083 30.90339 2.91 ug/L l> Tb 159 2074857.270 1.691 2074857.270 ug/L Ho 165 1757596.089 0.978 -0.056 ug/L Tl 205 992296.258 0.870 0.478 35.47120 1.45 ug/L L Pb 208 1285960.638 2.011 0.616 32.57911 0.87 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: Monday, March 25, 2002 12:33:35 Page 1

NYC-WTC_000077623

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