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← Document results/DEP Box 63/11 March 25, 2002 NEWQ AE04845 - AE04945
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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_000077621–000077672

Folder label: “11 March 25, 2002 NEWQ AE04845 - AE04945

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: CCV STD2 60 PPB Sample Date/Time: Monday, March 25, 2002 14:41:56 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 STD2 60 PPB.220 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 32397.309 2.684 0.058 65.05459 6.17 ug/L i> Sc-1 45 561068.400 3.518 561068.400 ug/L 1 Cr 52 593970.571 1.582 1.043 57.32626 2.54 ug/L Cr 53 72635.414 0.451 0.129 55.04994 3.28 ug/L Mn 55 938795.258 1.526 1.673 56.19553 2.07 ug/L 1 Ni 60 163689.996 4.374 0.292 59.23671 7.90 ug/L I Cu 63 372343.233 3.157 0.663 57.92431 0.50 ug/L L Cu 65 172957.636 1.135 0.308 55.88465 4.58 ug/L r Zn 66 116406.895 2.016 1.119 56.33714 0.67 ug/L 1 Zn 67 19638.730 2.737 0.189 59.18025 0.76 ug/L 1 Zn 68 87386.922 1.415 0.840 61.11879 3.62 ug/L i> Ge 72 103429.604 2.264 103429.604 ug/L I As 75 126908.620 1.922 1.228 59.62140 4.17 ug/L I Se 77 11173.648 3.840 0.107 56.40620 2.26 ug/L L Se 82 15878.350 1.979 0.153 61.89466 3.74 ug/L r Ag 107 739411.988 1.332 0.501 58.54733 3.83 ug/L I Cd 111 180893.779 0.475 0.122 59.73454 2.77 ug/L 1 Cd 114 452522.072 0.849 0.307 60.71413 1.81 ug/L i> In 115 1473920.854 2.568 1473920.854 ug/L 1 Sb 121 563611.075 1.282 0.382 59.07364 1.29 ug/L L Sb 123 426950.310 1.012 0.290 59.12889 3.55 ug/L r Ba 135 172321.260 2.540 0.088 58.90208 0.59 ug/L I Ba 137 309895.303 1.587 0.158 58.54286 0.92 ug/L i> Tb 159 1959872.067 1.996 1959872.067 ug/L I Ho 165 1837126.150 7.623 0.034 ug/L 1 Tl 205 1850268.342 2.605 0.944 62.91645 0.79 ug/L L Pb 208 2375251.397 2.724 1.208 60.05377 1.49 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 96.993 I Cr 52 1 Cr 53 1 Mn 55

Sample ID: CCV STD2 60 PPB Report Date/Time: Monday, March 25. 2002 14:44:29 Page 1

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