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← Document results/DEP Box 63/13 March 28, 2002 NEWN AE05235 - AE05700
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Water metal analysis results, March 28, 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 28, 2002.

NYC-WTC_000077705–000077757

Folder label: “13 March 28, 2002 NEWN AE05235 - AE05700

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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 2 Sample Date/Time: Thursday, March 28, 2002 10:30:14 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york city\Standard 2,238 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 32990.751 0.678 0.049 60.95487 4.53 ug/L i> Sc-1 45 672945.353 4.161 672945.353 ug/L I Cr 52 778176.005 0.966 1.140 60.90453 3.41 ug/L Cr 53 95829.727 3.193 0.141 61.29689 0.97 ug/L I Mn 55 1236468.500 3.389 1.837 61.24791 1.47 ug/L 1 Ni 60 202917.800 0.939 0.302 60.87895 4.68 ug/L I Cu 63 445862.170 2.184 0.662 60.16040 2.54 ug/L L Cu 65 230908.760 0.525 0.343 61.13317 4.40 ug/L r Zn 66 150645.283 2.584 1.168 60.99440 1.38 ug/L I Zn 67 25629.673 1.662 0.199 60.94619 1.61 ug/L I Zn 68 108645.534 1.525 0.842 60.64043 1.38 ug/L l> Ge 72 126385.814 1.237 126385.814 ug/L As 75 157309.438 0.806 1.245 60.26135 2.04 ug/L Se 77 13994.236 0.622 0.109 60.57247 0.72 ug/L L Se 82 18362.715 1.888 0.144 59.96328 0.66 ug/L r Ag 107 923826.429 1.109 0.516 60.78219 2.28 ug/L 1 Cd 111 220324.393 1.209 0.122 60.53071 2.13 ug/L 1 Cd 114 522116.590 1.462 0.292 59.89146 0.51 ug/L i> In 115 1789387.001 1.234 1789387.001 ug/L I Sb 121 688122.991 1.825 0.384 60.35908 0.68 ug/L L Sb 123 529890.723 1.056 0.296 60.41546 0.95 ug/L r Ba 135 216144.481 0.332 0.099 58.70988 1.08 ug/L I Ba 137 392966.037 1.572 0.181 59.02377 0.81 ug/L i> Tb 159 2170504.074 0.773 2170504.074 ug/L I Ho 165 1879440.392 0.912 -0.000 ug/L I Tl 205 1887371.992 3.973 0.869 57.82507 4.76 ug/L L Pb 208 2823979.940 0.920 1.299 59.53004 0.16 ug/L

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

Sample ID: Standard 2 Report DateZTime: Thursday, March 28, 2002 10:32:01 Page 1

NYC-WTC_000077710

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