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← Document results/DEP Box 63/12 March 25, 2002 NEWN AE04805 - AE05233
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Water metal analysis results, March 25, 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 March 25, 2002.

NYC-WTC_000077674–000077703

Folder label: “12 March 25, 2002 NEWN AE04805 - AE05233

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: CeV CALBK Sample Date/Time: Monday, March 25, 2002 15:50:51 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york city\CCV CAL BK.233 Aliquot Volume (mL): Diluted To Volume (mL):

Concentration Results /knalyte Mass Meas. Intens. Mean Meas, intens. RSD Net Intens. Mean Cone. Mean Cone. RSD Sample Unit r Be 9 9.667 15.802 0.000 0.00246 129.26 ug/L |> Sc-1 45 527505.701 0.586 527505.701 ug/L 1 Cr 52 8635.855 2.840 0.001 0.03558 82.40 ug/L 1 Cr 53 897.387 3.518 0.001 0.46346 4.64 ug/L 1 Mn 55 442.015 9.448 -0.000 -0.00951 26.52 ug/L 1 Ni 60 113.669 9.489 0.000 0.00139 292.50 ug/L I Cu 63 389.346 5.547 -0.000 -0.00745 53.17 ug/L L Cu 65 219.672 5.276 -0.000 -0.00558 69.57 ug/L r Zn 66 654.697 1.073 -0.001 -0.02605 37.19 ug/L Zn 67 166.003 6.289 0.000 0.07637 33.62 ug/L Zn 68 526.687 9.117 -0.000 -0.01485 242.41 ug/L I > Ge 72 103002.850 2.569 103002.850 ug/L As 75 -45.836 190.870 0.000 0.00804 521.63 ug/L Se 77 141.669 2.853 0.000 0.07377 28.53 ug/L L Se 82 113.002 13.908 0.000 0.01047 658.17 ug/L r Ag 107 3640.766 4.903 0.002 0.19359 9.53 ug/L I Cd 111 1078.186 3.511 0.000 0.00571 177.36 ug/L I Cd 114 -125.365 301.308 -0.000 -0.07274 70.08 ug/L in 115 1491083.688 1.924 1491083.688 ug/L 1^ Sb 121 129.669 4.248 -0.000 -0.01269 6.48 ug/L L Sb 123 84.930 10.276 -0.000 -0.01545 9.05 ug/L r Ba 135 94.668 11.394 -0.000 -0.00430 85.81 ug/L 1 Ba 137 163.003 3.188 -0.000 -0.00280 32.44 ug/L i> Tb 159 1939497.152 0.284 1939497.152 ug/L 1 Ho 165 1783430.865 2.822 0.016 ug/L I T1 205 295.008 4.709 -0.000 -0.00478 10.25 ug/L L Pb 208 6309.918 3.900 -0.000 ^^1170 57.89 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 91.191 Cr 52 1 Cr 53 I Mn 55

Sample ID: CeV CALBK Report Date/Time: Monday, March 25, 2002 15:53:12 Page 1

NYC-WTC_000077698

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