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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: Standard 1 Sample Date/Time: Wednesday, April 03, 2002 11:38:02 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\newyork city\Standard 1.380 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 13587.285 2.032 0.025 29.82314 1.41 ug/L |> Sc-1 45 548604.456 1.331 548604.456 ug/L I Cr 52 329075.598 5.696 0.585 30.61649 6.68 ug/L Cr 53 37690.372 2.247 0.067 29.99988 1.00 ug/L 1 Mn 55 488977.431 4.153 0.890 28.83462 5.46 ug/L I Ni 60 73031.586 0.920 0.133 28.98814 1.55 ug/L 1 Cu 63 178178.282 1.760 0.324 30.65445 2.99 ug/L L Cu 65 84254.204 1.619 0.153 29.17891 2.05 ug/L r Zn 66 60855.673 2.073 0.577 29.85159 3.95 ug/L Zn 67 10195.818 2.380 0.096 27.34647 2.26 ug/L Zn 68 41722.324 2.859 0.395 28.75218 4.54 ug/L |> Ge 72 104474.407 1.920 104474.407 ug/L I As 75 63077.106 0.164 0.602 29.58475 1.80 ug/L I Se 77 5944.671 3.389 0.056 30.41638 4.21 ug/L L Se 82 7388.075 1.844 0.069 29.70465 3.48 ug/L r Ag 107 349345.663 2.405 0.241 29.26356 4.60 ug/L I Cd 111 88056.071 2.831 0.060 29.35220 2.34 ug/L Cd 114 212877.251 1.417 0.148 31.15780 3.50 ug/L l> In 115 1439987.824 2.116 1439987.824 ug/L I Sb 121 293261.554 0.981 0.204 30.14951 1.25 ug/L L Sb 123 215714.237 0.343 0.150 29.22969 2.49 ug/L r Ba 135 89005.224 1.758 0.046 31.08185 0.83 ug/L I Ba 137 153490.659 1.609 0.079 31.05469 3.12 ug/L |> Tb 159 1945963.264 1.533 1945963.264 ug/L I Ho 165 1842939.990 0.231 -0.020 ug/L 1 Tl 205 811567.222 0.580 0.417 33.12186 2.11 ug/L L Pb 208 1088033.386 0.790 0.558 31.64514 0.80 ug/L

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

Sample ID: Standard 1 Report Date/Time: Wednesday, April 03, 2002 11:39:49 Page 1

NYC-WTC_000077944

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NYC-WTC_000077944Source: NYC Law Department, mirrored locally

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