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← Document results/DEP Box 63/10 March 21, 2002 NEWN AE04513 - AE04803
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Water metal analysis results, March 21, 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 21, 2002.

NYC-WTC_000077560–000077619

Folder label: “10 March 21, 2002 NEWN AE04513 - AE04803

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: ICV STD1 30 PPB Sample Date/TIme: Thursday, March 21, 2002 13:04:45 Sample Type: Sample Sample Description: Number of Replicates: 3 Batch ID: Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\dataset\new york cityMCV STD1 30 PPB. 138 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 Se-I 9 10139.419 0.610 0.020 29.71863 0.66 ug/L i> 45 519368.908 0.566 519368.908 ug/L I Cr 52 300847.467 0.788 0.563 30.34999 0.54 ug/L I Cr 53 34771.054 0.927 0.066 30.17989 0.72 ug/L Mn 55 454224.924 0.807 0.873 30.56384 0.40 ug/L I Ni 60 79465.707 2.229 0.153 30.58583 2.80 ug/L I Cu 63 180147.937 0.769 0.346 30.17844 1.32 ug/L L Cu 65 89144.178 0.892 0.171 30.86995 1.45 ug/L r Zn 66 67 55231.545 2.264 0.532 30.01818 1.34 ug/L Zn 9840.422 1.380 0.095 30.87497 2.65 ug/L I Zn 68 40242.955 1.394 0.387 30.04065 2.39 ug/L l> Ge 72 96449.608 1.122 96449.608 ug/L I As 75 60631.431 0.719 0.629 30.86351 1.59 ug/L 1 Se 77 5439.015 1.829 0.055 30.82706 1.81 ug/L L Se 82 7230.613 0.491 0.074 30.89077 1.26 ug/L Y 89 1310022.386 1.008 -22886.771 ug/L r Ag 107 377044.579 0.506 0.245 30.12852 0.50 ug/L 1 Cd 111 93399.729 1.987 0.060 30.57605 2.78 ug/L 1 Cd 114 221086.742 0.551 0.144 30.75892 0.63 ug/L i> In 115 1530157.688 0.937 1530157.688 ug/L I Sb 121 295717.049 1.203 0.193 30.36610 1.78 ug/L L Sb 123 227883.308 0.668 0.149 30.52525 1.59 ug/L r Ba 135 137 99260.299 0.881 0.047 30.06067 0.20 ug/L Ba 173821.312 1.467 0.082 30.19244 2.35 ug/L i> Tb 159 2113978.553 0.940 2113978.553 ug/L I Ho 165 1991330.547 0.423 -0.012 ug/L I TI 205 911787.973 1.687 0.431 31.01516 2.37 ug/L L Pb 208 1232047.078 0.340 0.580 30.60830 1.10 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 |> Sc-1 45 96.881 1 Cr 52

Sample ID: ICV STD1 30 PPB Report Date/TIme: Thursday, March 21, 2002 13:06:38 Page 1

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