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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: CeV STD1 30 PPB Sample Date/Time: Wednesday, April 03, 2002 17:30:09 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york city\CCV STD1 30 PPB.456 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 13266.165 6.412 0.028 31.15795 8.52 ug/L I; Se-I 45 468997.132 2.025 468997.132 ug/L I Cr 52 293908.970 1.777 0.610 33.04738 3.71 ug/L I Cr 53 32643.830 0.118 0.068 30.89776 2.18 ug/L I Mn 55 463958.904 2.276 0.988 33.17164 1.99 ug/L Ni 60 66125.599 4.482 0.141 28.70605 6.51 ug/L I Cu 63 153649.007 1.745 0.327 30.94796 0.73 ug/L L Cu 65 79602.821 4.005 0.170 31.95941 5.84 ug/L r 2n 66 51850.338 2.101 0.553 28.95647 2.13 ug/L I Zn 67 9605.168 1.524 0.102 30.41062 2.38 ug/L Zn 68 37078.878 3.001 0.395 26.71057 4.90 ug/L l> Ge 72 92806.671 1.802 92806.671 ug/L I As 75 57142.214 1.846 0.615 29.05221 3.29 ug/L I Se 77 5005.429 3.179 0.053 30.14659 1.61 ug/L L Se 82 6404.653 0.527 0.067 27.27712 1.66 ug/L r Ag 107 310727.375 2.146 0.233 27.42024 1.22 ug/L I Cd 111 84510.518 1.697 0.063 29.64368 0.58 ug/L Cd 114 183707.682 0.545 0.138 27.06858 1.47 ug/L l> In 115 1331049.570 1.551 1331049.570 ug/L I Sb 121 266563.541 1.588 0.200 29.74079 3.04 ug/L L Sb 123 205835.458 2.524 0.155 28.97379 1.08 ug/L r Ba 135 82543.279 1.809 0.046 30.18227 3.48 ug/L Ba 137 137630.285 1.974 0.077 28.47021 3.90 ug/L |> Tb 159 1794751.553 1.915 1794751.553 ug/L I Ho 165 1752113.626 2.706 0.082 ug/L I Ti 205 719580.712 2.155 0.401 28.64388 / 0.27 ug/L L Pb 208 1030524.374 0.183 0.573 30.33846 / 1.79 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 85.080 1 Cr 52 I Cr 53 I Mn 55

Sample ID: CeV STD1 30PPB Report Date/Time: Wednesday, April 03,2002 17:32:21 Page 1

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