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← Document results/DEP Box 63/20 April 4, 2002 NEWQ AE05965 - AE06336
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Water metal analysis results, April 4, 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 4, 2002.

NYC-WTC_000078151–000078232

Folder label: “20 April 4, 2002 NEWQ AE05965 - AE06336

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE05965 Sample Date/Time: Thursday, April 04, 2002 13:00:34 Sample Type: Spike -1 Sample Description: MSD Number of Replicates: 3 Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File: d:\elandata\Dataset\NEWQ\NEWQ\AE05965.211 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 22218.695 3.436 0.045 49.74484 4.70 ug/L 1> Sc-1 45 493794.463 2.792 493794.463 ug/L I Cr 52 465918.741 3.244 0.929 48.70762 3.81 ug/L I Cr 53 55909.692 2.502 0.112 48.45679 0.63 ug/L I Mn 55 1003746.533 4.116 2.030 63.76174 1.90 ug/L I Ni 60 113977.746 4.381 0.231 46.40474 6.85 ug/L Cu 63 257183.914 3.315 0.521 45.34294 5.14 ug/L L Cu 65 125190.628 3.304 0.254 44.66812 6.12 ug/L r Zn 66 85841.791 2.891 0.874 48.03775 3.75 ug/L I Zn 67 14841.925 2.207 0.151 47.61530 2.02 ug/L I Zn 68 64323.220 3.195 0.655 50.13411 3.16 ug/L |> Ge 72 97679.796 3.891 97679.796 ug/L 1 As 75 104178.346 4.245 1.065 50.87374 3.83 ug/L I Se 77 9190.405 3.362 0.093 53.79814 3.08 ug/L L Se 82 12367.224 7.014 0.125 51.33819 11.15 ug/L r Ag 107 502271.303 3.460 0.379 46.87683 5.18 ug/L |> In 115 1324090.981 2.587 1324090.981 ug/L I Sb 121 464161.829 1.933 0.351 52.61133 2.65 ug/L L Sb 123 358772.809 1.664 0.271 53.42832 2.08 ug/L r Ba 135 176191.047 3.439 0.094 64.89049 4.58 ug/L I Ba 137 302038.296 4.398 0.161 62.55001 4.55 ug/L i> Ho 165 1870921.482 1.141 1870921.482 ug/L I Tl 205 1209918.611 3.433 0.646 47.84583 2.41 ug/L L Pb 208 1577707.578 1.289 0.843 46.68610 2.36 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery I nt Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 99.484 |> Sc-1 45 95.834 I Cr 52 96.722 I Cr 53 96.106 1 Mn 55 92.764 I Ni 60 92.160 I Cu 63 88.488 L Cu 65 87.323

Sample ID: AE05965 Report Date/Time: Thursday, April 04,2002 13:02:52 Page 1

NYC-WTC_000078173

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NYC-WTC_000078173Source: NYC Law Department, mirrored locally

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