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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: ICV STD2 60 PPB Sample Date/Time: Monday, March 25, 2002 13:17:43 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york cityMCV STD2 60 PPB.201 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 30914.131 2.102 0.056 63.03513 2.87 ug/L i> Sc-1 45 551846.983 1.594 551846.983 ug/L 1 Cr 52 645588.695 2.912 1.155 63.43078 4.26 ug/L I Cr 53 74077.733 1.920 0.134 57.05636 2.47 ug/L I Mn 55 1064558.056 1.748 1.928 64.77907 2.81 ug/L 1 Ni 60 165315.307 2.821 0.299 60.72252 3.14 ug/L I Cu 63 385246.051 1.289 0.697 60.93915 1.72 ug/L L Cu 65 190673.925 2.560 0.345 62.60813 4.10 ug/L r Zn 66 120817.821 1.298 1.098 55.32098 2.63 ug/L I Zn 67 22104.400 1.740 0.201 63.07482 3.80 ug/L 1 Zn 68 86515.969 1.337 0.786 57.20691 3.08 ug/L i> Ge 72 109336.834 2.028 109336.834 ug/L 1 As 75 128435.860 1.776 1.176 57.06442 3.11 ug/L I Se 77 11686.958 1.185 0.106 55.82067 1.36 ug/L L Se 82 15329.736 1.483 0.139 56.48234 3.09 ug/L r Ag 107 776082.763 3.286 0.486 56.80418 2.15 ug/L I Cd 111 198945.079 1.783 0.124 60.75406 0.50 ug/L I Cd 114 448010.903 0.682 0.281 55.59500 1.45 ug/L 1> In 115 1593289.551 2.075 1593289.551 ug/L 1 Sb 121 600898.989 0.819 0.377 58.27325 2.88 ug/L L Sb 123 457758.994 2.494 0.287 58.60949 1.23 ug/L r Ba 135 192051.737 0.848 0.091 61.13564 1.55 ug/L Ba 137 320433.812 1.205 0.152 56.36779 2.35 ug/L I: Tb 159 2104900.577 1.258 2104900.577 ug/L I Ho 165 1758713.652 1.802 -0.068 ug/L 1 Tl 205 1770716.617 1.638 0.841 56.06613 1.23 ug/L L Pb 208 2549480.656 0.299 1.208 1.53 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 |> Sc-1 45 95.399 I Cr 52 I Cr 53 1 Mn 55

Sample ID: ICV STD2 60 PPB Report Date/Time: Monday, March 25, 2002 13:20:19 Page 1

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