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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: AE05053 Sample Date/Time: Wednesday, April 03, 2002 12:59:33 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york city\AE05053.395 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 14.333 29.047 0.000 0.00057 1469.52 ug/L 1> Sc-1 45 544660.632 1.485 544860.632 ug/L Cr 52 9995.597 3.736 0.003 0.17373 27.23 ug/L I Cr 53 1994.906 2.787 0.002 1.02032 5.30 ug/L I Mn 55 533435.215 1.570 0.978 32.62482 0.75 ug/L I Ni 60 1314.109 8.689 0.002 0.48085 10.38 ug/L 1 Cu 63 44739.310 2.498 0.082 7.57538 1.56 ug/L L Cu 65 22382.444 4.312 0.041 7.49706 5.44 ug/L r Zn 66 4035.269 1.171 0.032 1.67181 3.53 ug/L I Zn 67 972.062 3.601 0.007 2.20536 2.48 ug/L I Zn 68 3661.774 1.628 0.029 2.10797 2.01 ug/L l> Ge 72 108953.087 2.793 108953.087 ug/L As 75 1172.612 2.328 0.009 0.44448 0.64 ug/L Se 77 290.341 2.970 0.001 0.77325 3.50 ug/L L Se 82 228.338 3.168 0.000 0.20730 25.35 ug/L r Ag 107 272.007 4.240 -0.001 -0.15748 0.54 ug/L I Cd 111 1087.996 7.307 -0.000 -0.02102 114.40 ug/L I Cd 114 208.682 22.910 0.000 0.00530 124.81 ug/L |> In 115 1518629.264 0.492 1518629.264 ug/L Sb 121 622.694 3.189 0.000 0.04143 4.78 ug/L L Sb 123 472.576 1.452 0.000 0.03981 2.00 ug/L r Ba 135 51947.516 0.341 0.025 16.10389 1.12 ug/L I Ba 137 86965.948 1.847 0.043 15.86622 3.16 ug/L |> Tb 159 2041178.686 1.400 2041178.686 ug/L 1 Ho 165 1849389.061 6.886 -0.061 ug/L I Tl 205 632.695 2.693 -0.000 -0.00595 12.89 ug/L L Pb 208 10597.886 0.388 0.004 0.22166 2.27 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 95.647 I Cr 52 Cr 53 I Mn 55

Sample ID: AE05053 Report Date/Time: Wednesday, April 03,2002 13:01:20 Page 1

NYC-WTC_000077974

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