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← Document results/DEP Box 63/14 April 1st, 2002 NEWN AE05701 - AE06047
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Water metal analysis results, April 1, 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 1, 2002.

NYC-WTC_000077759–000077812

Folder label: “14 April 1st, 2002 NEWN AE05701 - AE06047”

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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, April 01, 2002 15:50:24 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.286 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 19018.734 1.642 0.044 68.78830 2.78 ug/L |> Sc-1 45 429677.828 1.520 429677.828 ug/L I Cr 52 532128.137 2.576 1.217 63.85623 4.12 ug/L I Cr 53 60971.757 1.577 0.140 60.06810 1.53 ug/L I Mn 55 841692.982 0.664 1.958 64.64843 0.88 ug/L I Ni 60 129109.109 2.853 0.300 60.48508 3.79 ug/L Cu 63 300030.658 3.125 0.697 60.12754 1.97 ug/L L Cu 65 150772.915 2.264 0.350 60.71070 3.48 ug/L r Zn 66 95996.296 2.205 1.057 59.86462 1.33 ug/L I Zn 67 17617.230 0.670 0.194 60.41826 0.63 ug/L 1 Zn 68 71283.773 0.814 0.786 60.97990 1.67 ug/L i> Ge 72 88697.170 0.959 88697.170 ug/L As 75 110708.424 2.124 1.246 59.95143 3.02 ug/L I Se 77 9572.468 2.278 0.106 58.80007 1.37 ug/L L Se 82 12426.945 0.484 0.138 58.45692 1.45 ug/L r Ag 107 606307.828 3.535 0.459 58.32496 3.56 ug/L I Cd 111 165068.397 2.006 0.124 61.07793 2.01 ug/L 1 Cd 114 364614.325 0.446 0.277 57.57770 0.50 ug/L l> In 115 1318482.067 0.925 1318482.067 ug/L I Sb 121 539921.815 2.089 0.409 59.00000 1.71 ug/L L Sb 123 414662.692 1.789 0.314 59.39445 1.64 ug/L r Ba 135 167260.082 1.037 0.088 61.06005 0.83 ug/L I Ba 137 286111.485 2.262 0.150 59.29449 2.74 ug/L |> Tb 159 1902785.340 1.181 1902785.340 ug/L Ho 165 1859120.796 2.240 -0.029 ug/L Tl 205 1446000.595 1.475 0.760 57.35864 1.39 ug/L L Pb 208 2044874.582 0.717 1.073 59.56539/ 0.49 ug/L / QC Calculated Values /Knalyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 1> Sc-1 45 110.832 I Cr 52 I Cr 53 I Mn 55

Sample ID: CCV STD2 60 PPB Report Date/Time: Monday, April 01,2002 15:53:04 Page 1

NYC-WTC_00007781 1

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