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← Document results/DEP Box 63/21 April 5, 2002 NEWQ AE06337 - AE06756
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Water metal analysis results, April 5, 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 5, 2002.

NYC-WTC_000078234–000078314

Folder label: “21 April 5, 2002 NEWQ AE06337 - AE06756”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE06530 Sample Date/Time: Friday, April 05, 2002 14:14:55 Sample Type: Spike - 1 Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File: d:\elandata\Dataset\NEWQ\NEWQ\AE06530.267 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 24163.981 0.672 0.048 50.99922 1.36 ug/L 1> Sc-1 45 498952.901 1.239 498952.901 ug/L I Cr 52 453515.293 0.960 0.894 48.93134 1.02 ug/L I Cr 53 54291.515 0.767 0.107 49.03891 1.27 ug/L I Mn 55 930237.188 1.824 1.863 63.92042 1.49 ug/L Ni 60 109426.457 1.220 0.219 48.70467 0.42 ug/L I Cu 63 256909.602 0.867 0.514 49.68363 1.58 ug/L L Cu 65 128414.253 0.854 0.257 50.73995 1.21 ug/L r Zn 66 91165.775 1.040 0.924 50.88550 0.63 ug/L I Zn 67 16036.965 2.391 0.162 51.35132 1.43 ug/L 1 Zn 68 68130.714 1.170 0.691 51.15927 0.57 ug/L i> Ge 72 98045.557 1.070 98045.557 ug/L I As 75 101110.539 1.995 1.029 50.28067 1.30 ug/L I Se 77 9103.981 0.132 0.092 51.93136 1.00 ug/L L Se 82 12215.992 1.573 0.123 52.22523 1.27 ug/L Y 89 1248388.872 2.183 -5589.846 ug/L r Ag 107 494775.410 1.839 0.373 46.49228 1.23 ug/L |> In 115 1326297.632 1.032 1326297.632 ug/L I Sb 121 462320.797 1.006 0.349 51.28649 0.15 ug/L L Sb 123 356146.958 1.130 0.268 51.03075 0.65 ug/L r Ba 135 169133.085 1.556 0.095 61.85701 0.07 ug/L I Ba 137 293215.972 1.259 0.165 61.98180 0.27 ug/L 1> Ho 165 1780842.996 1.487 1780842.996 ug/L I Tl 205 1184723.059 0.692 0.665 49.10062 1.12 ug/L L Pb 208 1612751.748 1.112 0.905 49.07496 0.79 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 101.992 1> Sc-1 45 98.688 I Cr 52 97.429 I Cr 53 97.138 I Mn 55 96.226 I Ni 60 96.845 Cu 63 97.370

Sample ID: AE06530 Report Date/Time: Friday, April 05, 2002 14:20:05 Page 1

NYC-WTC_000078284

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