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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 2 Sample Date/Time: Monday, March 25, 2002 12:35:39 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york city\Standard 2.198 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 30919.471 1.086 0.054 60.62556 3.93 ug/L |> Sc-1 45 574188.244 2.921 574188.244 ug/L Cr 52 641038.698 1.575 1.101 60.50715 3.59 ug/L I Cr 53 82012.780 0.972 0.142 60.75799 3.52 ug/L I Mn 55 1038016.259 2.490 1.807 60.69696 1.23 ug/L I Ni 60 170388.137 3.369 0.297 60.20826 6.04 ug/L I Cu 63 392172.090 0.680 0.682 59.63846 2.30 ug/L L Cu 65 191463.635 2.042 0.333 60.44745 4.81 ug/L r Zn 66 131217.406 1.937 1.191 58.45617 0.86 ug/L I Zn 67 21076.623 2.307 0.191 58.67362 1.89 ug/L I Zn 68 90860.391 3.439 0.825 57.94093 4.23 ug/L i> Ge 72 109504.077 1.450 109504.077 ug/L I As 75 135989.712 2.497 1.243 60.31928 3.30 ug/L I Se 77 12685.974 1.619 0.115 60.55584 2.40 ug/L L Se 82 16267.375 2.080 0.148 59.86797 3.43 ug/L r Ag 107 813342.164 1.984 0.517 60.44560 3.82 ug/L I Cd 111 194644.414 0.679 0.123 60.32925 2.53 ug/L I Cd 114 475572.329 0.781 0.303 59.88792 1.71 ug/L i> In 115 1570174.672 1.860 1570174.672 ug/L I Sb 121 610708.681 1.265 0.389 60.07799 0.64 ug/L L Sb 123 464329.859 1.182 0.296 60.34448 2.54 ug/L r Ba 135 186992.386 2.269 0.089 59.51935 1.14 ug/L I Ba 137 339255.348 1.068 0.161 59.69395 2.95 ug/L i> Tb 159 2105156.451 2.875 2105156.451 ug/L I Ho 165 1798057.306 1.069 -0.049 ug/L I Ti 205 1865701.751 3.218 0.886 59.06421 0.94 ug/L •L Pb 208 2535551.201 2.685 1.201 59.68627 0.28 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 2 Report Date/Time: Monday, March 25, 2002 12:37:27 Page 1

NYC-WTC_000077625

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