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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: AE05054 Sample Date/Time: Wednesday, April 03, 2002 13:02:41 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york city\AE05054.396 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 12.667 12.059 -0.000 -0.00354 105.92 ug/L |> Sc-1 45 559097.146 2.298 559097.146 ug/L I Cr 52 8952.163 2.392 0.001 0.05523 66.38 ug/L 1 Cr 53 1626.829 2.588 0.002 0.68342 6.75 ug/L I Mn 55 383692.351 2.632 0.685 22.86053 4.55 ug/L 1 Ni 60 994.731 3.802 0.002 0.34544 5.52 ug/L I Cu 63 55363.623 0.288 0.099 9.14343 2.02 ug/L L Cu 65 26069.937 2.619 0.046 8.51463 4.92 ug/L r Zn Zn 66 67 5445.353 1080.075 3.861 4.204 0.044 2.35067 4.96 ug/L 0.008 2.49092 2.16 ug/L I Zn 68 4370.427 1.644 0.036 2.57155 4.45 ug/L l> Ge 72 109173.626 2.403 109173.626 ug/L I As 75 1034.451 5.491 0.008 0.38270 6.23 ug/L Se 77 235.339 1.717 0.001 0.48176 7.69 ug/L L Se 82 209.004 4.385 0.000 0.12949 42.53 ug/L r Ag 107 242.339 9.100 -0.001 -0.15934 1.51 ug/L I Cd 111 1046.474 6.618 -0.000 -0.02688 42.93 ug/L I Cd 114 194.496 16.760 0.000 0.00406 134.30 ug/L In 115 1484824.639 3.294 1484824.639 ug/L Sb 121 592.359 4.312 0.000 0.03974 7.48 ug/L L Sb 123 425.821 1.451 0.000 0.03501 4.94 ug/L r Ba 135 44098.847 2.380 0.022 13.67730 1.14 ug/L I Ba 137 75332.621 1.284 0.037 13.75128 2.02 ug/L |> Tb 159 2039200.347 1.735 2039200.347 ug/L Ho 165 1934989.674 1.255 -0.018 ug/L Ti 205 607.026 1.483 -0.000 -0.00688 4.52 ug/L L Pb 208 14760.239 0.588 0.006 0.33211 1.34 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 i> Se-I 45 98.182 1 Cr 52 I Cr 53 1 Mn 55

Sample ID: AE05054 Report Date/Time: Wednesday, April 03. 2002 13:04:28 Page 1

NYC-WTC_000077976

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