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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: ICV STD2 60 PPB Sample Date/Time: Tuesday, April 02, 2002 13:13:57 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york cityMCV STD2 60 PPB.321 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 26090.983 0.943 0.048 60.24217 0.80 ug/L i> Sc-1 45 540717.614 0.359 540717.614 ug/L 1 Cr 52 618224.852 1.628 1.128 59.58347 1.37 ug/L Mn 55 989662.662 1.679 1.827 59.64292 1.33 ug/L I Ni 60 154693.338 1.023 0.286 59.66709 1.38 ug/L I Cu 63 353435.195 2.149 0.653 59.40768 1.79 ug/L L Cu 65 175255.450 1.395 0.324 59.68268 1.04 ug/L r Zn 66 115115.745 0.532 1.057 57.94284 1.47 ug/L I Zn 67 20139.819 0.784 0.184 57.66219 0.78 ug/L l> Ge 72 108199.541 1.071 108199.541 ug/L I As 75 130976.433 1.837 1.209 59.51281 0.77 ug/L Se 77 10926.339 1.646 0.100 58.08384 1.08 ug/L L Se 82 14835.914 1.916 0.136 59.46180 1.23 ug/L r Ag 107 753129.855 1.245 0.489 60.80709 2.23 ug/L 1 Cd 111 187670.236 1.568 0.121 59.15363 2.66 ug/L 1 Cd 114 447795.456 1.110 0.291 59.36962 1.35 ug/L I: In 115 1539587.552 2.210 1539587.552 ug/L Sb 121 617065.691 0.604 0.401 58.38421 1.69 ug/L L Sb 123 471771.778 1.490 0.306 58.16062 1.42 ug/L r Ba 135 190045.076 1.534 0.096 59.64106 2.09 ug/L Ba 137 328809.208 0.820 0.167 58.87818 1.64 ug/L |> Tb 159 1970760.396 1.065 1970760.396 ug/L 1 Ho 165 1695519.578 1.057 -0.004 ug/L I Tl 205 1704240.626 0.959 0.864 59.22172 1.41 ug/L L Pb 208 2332678.906 0.969 1.183 60.46490 2.03 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 97.393 I Cr 52 Mn 55 I Ni 60 Cu 63 L Cu 65

Sample ID: ICV STD2 60PPB Report Date/TIme: Tuesday, April 02, 2002 13:16:10 Page 1

NYC-WTC_000077824

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