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← Document results/DEP Box 63/18 April 3, 2002 NEWQ AE05063 - AE05850
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Water metal analysis results, April 3, 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 3, 2002.

NYC-WTC_000077991–000078100

Folder label: “18 April 3, 2002 NEWQ AE05063 - AE05850

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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 STD1 30 PPB Sample Date/TIme: Wednesday, April 03, 2002 14:06:35 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC,mth Dataset File: d:\elandata\Dataset\new york cityMCV STD1 30 PPB.407 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 13962.522 1.680 0.025 27.50796 3.08 ug/L i> Se-I 45 558601.819 1.866 558601.819 ug/L I Cr 52 300173.780 2.240 0.521 28.19810 1.93 ug/L I Cr 53 38895.495 3.743 0.068 30.92263 5.71 ug/L I Mn 55 505842.820 3.094 0.904 30.35305 1.28 ug/L I Ni 60 75715.892 2.562 0.135 27.58436 4.13 ug/L I Cu 63 180750.726 1.843 0.323 30.56464 0.03 ug/L L Cu 65 83193.089 0.253 0.149 28.02185 1.72 ug/L r Zn 66 61682.617 2.890 0.583 30.54715 4.43 ug/L Zn 67 10467.796 2.212 0.099 29.34215 1.39 ug/L I Zn 68 43933.099 3.643 0.415 28.05255 5.06 ug/L l> Ge 72 104749.834 1.542 104749.834 ug/L 1 As 75 62796.795 1.232 0.598 28.28186 2.45 ug/L I Se 77 6043.736 1.424 0.056 32.31128 1.92 ug/L L Se 82 7709.013 3.413 0.072 29.13992 5.00 ug/L r Ag 107 344113.816 1.774 0.239 28.18539 5.50 ug/L I Cd 111 88852.663 0.843 0.061 28.90091 3.37 ug/L I Cd 114 220920.360 1.509 0.154 30.20582 5.21 ug/L i> In 115 1436143.298 3.730 1436143.298 ug/L Sb 121 300794.523 1.746 0.209 31.11095 2.08 ug/L L Sb 123 222062.843 1.295 0.155 28.99085 2.43 ug/L r Ba 135 87879.437 2.576 0.044 28.93232 2.26 ug/L I Ba 137 156940.436 1.262 0.079 29.23704 2.57 ug/L |> Tb 159 1992441.371 1.510 1992441.371 ug/L I Ho 165 1910919.895 0.352 0.065 ug/L 1 Tl 205 852613.412 0.996 0.428 30.57706 1.18 ug/L L Pb 208 1121352.088 1.143 0.562 29.73011 0.38 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 45 101.335 1 Cr 52 I Cr 53 I Mn 55

Sample ID: ICV STD1 30 PPB Report Date/Time: Wednesday, April 03, 2002 14:13:56 Page 1

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