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← Document results/DEP Box 63/15 April 2nd, 2002 NEWN AE06048 - AE06754
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Water metal analysis results, April 2, 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 2, 2002.

NYC-WTC_000077814–000077891

Folder label: “15 April 2nd, 2002 NEWN AE06048 - AE06754”

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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 STD1 30 PPB Sample Date/Time: Tuesday, April 02, 2002 15:13:41 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york city\CCV STD1 30 PPB.353 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 11840.158 1.556 0.026 32.47247 1.72 ug/L 1> Sc-1 45 455037.022 0.762 455037.022 ug/L I Cr 52 270869.993 1.412 0.580 30.64429 2.10 ug/L I Mn 55 418720.425 0.407 0.917 29.94347 0.94 ug/L I Ni 60 65352.070 1.340 0.144 29.94015 1.11 ug/L I Cu 63 151729.040 1.370 0.333 30.29140 . 2.08 ug/L L Cu 65 74958.518 0.603 0.165 30.31546 1.35 ug/L r Zn Zn 66 50693.821 1.871 0.547 29.97929 2.27 ug/L 1 67 8869.080 1.565 0.095 29.74852 2.81 ug/L i> Ge 72 91571.915 1.967 91571.915 ug/L 1 As 75 56592.438 0.551 0.616 30.35185 1.53 ug/L I Se 77 4903.705 2.965 0.052 30.45726 2.57 ug/L L Se 82 6372.630 1.816 0.068 29.84087 0.22 ug/L r Ag 107 305117.734 1.340 0.239 29.67429 1.68 ug/L I Cd 111 79989.802 0.822 0.062 30.21516 0.66 ug/L I Cd 114 188792.906 2.444 0.148 30.15787 1.13 ug/L i> In 115 1277053.545 1.375 1277053.545 ug/L Sb 121 265961.269 1.963 0.208 30.32032 0.61 ug/L L Sb 123 203303.840 1.429 0.159 30.20346 0.60 ug/L r Ba 135 79028.833 1.093 0.044 27.12434 1.18 ug/L I Ba 137 138361.720 0.836 0.077 27.09772 0.37 ug/L 1> Tb 159 1800719.873 0.566 1800719.873 ug/L 1 Ho 165 1792843.551 1.223 0.131 ug/L I Tl 205 747449.499 1.847 0.414 28.40178 1.72 ug/L L Pb 208 998713.358 0.279 0.553 28.29365 0.74 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 81.961 Cr 52 Mn 55 Ni 60 Cu 63 L Cu 65

Sample ID: CeV STD1 30PPB Report Date/Time: Tuesday, April 02, 2002 15:15:54 Page 1

NYC-WTC_000077888

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