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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: AE06093 Sample Date/Time: Thursday, April 04, 2002 13:20:15 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File: d:\elandata\Dataset\NEWQ\NEWQ\AE06093.217 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 31.460 4.335 0.000 0.01104 83.27 ug/L I: Sc-1 45 485169.295 485169.295 ug/L 1 Cr 52 14193.552 2.672 0.014 0.74550 7.40 ug/L I Cr 53 1888.548 1.278 0.003 1.21741 7.59 ug/L Mn 55 376356.471 2.981 0.774 24.31570 3.74 ug/L I Ni 60 1146.084 10.660 0.002 0.46023 14.84 ug/L I Cu 63 143777.616 4.477 0.296 25.80515 7.08 ug/L L Cu 65 67004.908 3.645 0.138 24.33990 7.67 ug/L r Zn 66 3837.517 5.578 0.035 1.91733 6.45 ug/L Zn 67 837.714 3.146 0.007 2.35231 0.33 ug/L I Zn 68 3379.996 3.211 0.031 2.40362 4.96 ug/L i> Ge 72 95841.151 3.056 95841.151 ug/L I As 75 1152.384 3.288 0.010 0.47162 7.43 ug/L I Se 77 225.672 4.881 0.001 0.60284 7.91 ug/L L Se 82 240.339 4.105 0.001 0.37155 19.28 ug/L r Ag 107 142.003 9.984 -0.001 -0.06523 1.57 ug/L |> In 115 1298668.318 2.807 1298668.318 ug/L I Sb 121 637.362 8.398 0.000 0.05195 14.37 ug/L L Sb 123 533.379 6.100 0,000 0.05808 10.85 ug/L r Ba 135 46983.271 2.248 0.026 17.74505 2.65 ug/L Ba 137 84414.411 2.246 0.046 17.94564 4.89 ug/L i> Ho 165 1822830.054 3.695 1822830.054 ug/L I Tl 205 473.684 9.917 -0.000 -0.00156 / 134.01 ug/L L Pb 208 48261.032 1.459 0.026 1.41849 5.23 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 94.161 I Cr 52 Cr 53 I Mn 55 I Ni 60 Cu 63 L Cu 65

Sample ID: AE06093 Report Date/TIme: Thursday, April 04, 2002 13:21:47 Page 1

NYC-WTC_000078185

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