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← Document results/DEP Box 63/17 April 3, 2002 NEWQ AE04946 - AE05062
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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_000077942–000077989

Folder label: “17 April 3, 2002 NEWQ AE04946 - AE05062

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: LRB Sample Date/TIme: Wednesday, April 03, 2002 12:28:10 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york clty\LRB.387 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 12.000 8.333 -0.000 -0.00459 56.62 ug/L |> Sc-1 45 551209.400 2.360 551209.400 ug/L I Cr 52 8625.843 0.787 0.001 0.03657 49.31 ug/L I Cr 53 684.699 10.541 -0.000 -0.06375 87.77 ug/L Mn 55 747.705 2.819 -0.000 -0.00191 47.39 ug/L I Ni 60 142.003 82.665 0.000 0.02112 224.22 ug/L I Cu 63 264.340 11.122 0.000 0.00626 64.69 ug/L L Cu 65 136.336 9.573 0.000 0.00604 61.92 ug/L r Zn 66 653.030 6.255 0.001 0.04265 30.68 ug/L I Zn 67 139.336 7.366 -0.000 -0.03189 60.06 ug/L I Zn 68 517.020 3.498 0.001 0.04367 19.97 ug/L i> Ge 72 104568.352 2.989 104568.352 ug/L As 75 134.910 48.767 -0.000 -0.01074 261.20 ug/L I Se 77 141.336 5.311 0.000 0.02009 100.47 ug/L L Se 82 166.670 9.007 -0.000 -0.00909 542.46 ug/L r Ag 107 2325.322 8.013 0.000 0.01657 100.25 ug/L I Cd 111 1039.970 2.719 -0.000 -0.01621 58.44 ug/L 1 Cd 114 134.137 4.978 -0.000 -0.00403 18.71 ug/L i> In 115 1432413.237 1.964 1432413.237 ug/L I Sb 121 122.669 8.640 -0.000 -0.00904 11.48 ug/L L Sb 123 109.518 32.110 -0.000 -0.00668 69.40 ug/L r Ba 135 99.002 12.412 -0.000 -0.00001 37433.56 ug/L Ba 137 176.670 8.052 -0.000 -0.00057 432.31 ug/L i> Tb 159 1996956.131 0.666 1996956.131 ug/L I Ho 165 1854467.700 6.895 -0.039 ug/L I Tl 205 727.370 5.665 -0.000 -0.00186 / 90.05 ug/L L Pb 208 2171.121 1.604 0.000 0.00005/ 1136.65 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 |> Se-1 45 96.797 I Cr 52 1 Cr 53 I Mn 55

Sample ID: LRB Report Date/TIme: Wednesday, April 03, 2002 12:30:28 Page 1

NYC-WTC_000077958

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