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← Document results/DEP Box 63/14 April 1st, 2002 NEWN AE05701 - AE06047
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Water metal analysis results, April 1, 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 1, 2002.

NYC-WTC_000077759–000077812

Folder label: “14 April 1st, 2002 NEWN AE05701 - AE06047

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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: Monday, April 01, 2002 13:54:40 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.266 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 15258.282 1.419 0.036 56.49151 0.56 ug/L |> Sc-1 45 419573.469 1.146 419573.469 ug/L I Cr 52 469598.263 1.760 1.097 57.57199 0.72 ug/L I Cr 53 56123.946 0.884 0.131 56.56268 0.31 ug/L Mn 55 691408.024 1.327 1.647 54.37244 0.24 ug/L Ni 60 121853.023 2.236 0.290 58.43737 1.36 ug/L I Cu 63 286727.112 1.280 0.683 58.86157 2.40 ug/L L Cu 65 137547.817 0.676 0.327 56.70288 1.69 ug/L r Zn 66 85163.632 1.641 0.978 55.39501 2.24 ug/L I Zn 67 15287.329 0.642 0.176 54.65234 2.26 ug/L I Zn 68 65762.046 1.938 0.757 58.73660 3.48 ug/L i> Ge 72 84900.186 1.688 84900.186 ug/L As 75 104422.928 2.341 1.229 59.08865 3.89 ug/L Se 77 8619.171 1.792 0.100 55.27837 3.46 ug/L L Se 82 11929.281 3.469 0.139 58.64343 4.50 ug/L r Ag 107 590299.008 3.173 0.441 56.02498 2.65 ug/L I Cd 111 150836.281 0.597 0.112 55.03658 0.93 ug/L I Cd 114 385353.906 2.507 0.288 60.04158 1.63 ug/L |> In 115 1336179.902 1.336 1336179.902 ug/L I Sb 121 531257.575 0.955 0.398 57.29164 1.61 ug/L L Sb 123 402076.952 0.477 0.301 56.83444 1.40 ug/L r Ba 135 174105.893 2.678 0.088 61.54854 3.29 ug/L I Ba 137 302729.375 0.650 0.154 60.74155 0.18 ug/L i> Tb 159 1965161.736 0.602 1965161.736 ug/L I Ho 165 1962012.492 0.724 -0.008 ug/L I Tl 205 1623096.228 1.744 0.826 62.34221 2.17 ug/L L Pb 208 2153471.075 0.527 1.095 60.73952 1.13 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 45 108.225 Cr 52 Cr 53 Mn 55

Sample ID: ICV STD2 60 PPB Report Date/Time: Monday, April 01,2002 13:57:13 Page 1

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