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← Document results/DEP Box 63/12 March 25, 2002 NEWN AE04805 - AE05233
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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_000077674–000077703

Folder label: “12 March 25, 2002 NEWN AE04805 - AE05233

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE04805 Sample Date/Time: Monday, March 25, 2002 14:49:37 Sample Type: Spike -1 Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york city\AE04805.222 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 26574.722 1.408 0.049 54.73341 1.54 ug/L |> Sc-1 45 546220.806 0.891 546220.806 ug/L I Cr 52 464428.395 2.294 0.835 45.84991 2.56 ug/L 1 Cr 53 58331.157 1.686 0.106 45.33088 1.68 ug/L I Mn 55 1090269.983 2.324 1.995 67.01147 2.09 ug/L I Ni 60 126814.802 2.922 0.232 47.04531 2.88 ug/L 1 Cu 63 307594.926 0.068 0.562 49.13987 0.94 ug/L L Cu 65 138666.159 1.830 0.253 45.95736 1.24 ug/L r Zn 66 111701.525 0.734 1.056 53.19192 1.67 ug/L I 2n 67 18853.414 4.726 0.178 55.87295 2.79 ug/L I Zn 68 81446.799 2.056 0.770 56.02761 3.98 ug/L 1> Ge 72 105095.183 1.968 105095.183 ug/L As 75 107235.648 1.363 1.021 49.57621 3.33 ug/L Se 77 11506.395 2.519 0.108 57.19435 2.86 ug/L L Se 82 15413.212 1.779 0.146 59.10781 3.70 ug/L r Ag 107 482629.562 2.659 0.328 38.27490 5.68 ug/L I Cd 111 154901.828 2.675 0.105 51.18596 2.22 ug/L I Cd 114 384266.953 1.040 0.261 51.67245 4.08 ug/L |> In 115 1471178.306 3.129 1471178.306 ug/L Sb 121 504172.221 1.899 0.343 52.95373 2.93 ug/L L Sb 123 375122.181 1.224 0.255 52.03388 1.94 ug/L r Ba 135 181061.954 2.701 0.088 59.31032 2.53 ug/L Ba 137 314291.041 1.490 0.154 56.89390 1.97 ug/L l> Tb 159 2045257.062 0.924 2045257.062 ug/L I Ho 165 1906814.342 7.361 0.028 ug/L I Tl 205 1497229.710 0.394 0.732 48.79041 1.29 ug/L L Pb 208 1925115.257 0.773 0.938 46.60539 0.70 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 109.462 1> Sc-1 45 94.426 1 Cr 52 91.661 1 Cr 53 89.941 Mn 55 96.075

Sample ID: AE04805 Report Date/Time: Monday, March 25,2002 14:51:24 Page 1

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