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← Document results/DEP Box 63/21 April 5, 2002 NEWQ AE06337 - AE06756
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Water metal analysis results, April 5, 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 5, 2002.

NYC-WTC_000078234–000078314

Folder label: “21 April 5, 2002 NEWQ AE06337 - AE06756

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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 1 Sample Date/Time: Friday, April 05, 2002 12:47:49 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File: d:\eIandata\Dataset\NEWQ\NEWQ\Standard 1.243 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 14248.301 1.220 0.029 31.31431 1.69 ug/L |> Sc-1 45 493019.888 0.554 493019.888 ug/L I Cr 52 277193.388 0.692 0.547 28.96570 0.40 ug/L I Cr 53 33253.716 1.484 0.066 28.87065 1.97 ug/L I Mn 55 440586.976 1.330 0.892 28.49984 1.16 ug/L I Ni 60 68995.198 0.933 0.140 28.53443 1.34 ug/L 1 Cu 63 156668.278 1.806 0.317 28.19002 2.36 ug/L L Cu 65 77126.564 0.699 0.156 27.85047 0.34 ug/L r Zn 66 51100.754 1.661 0.541 29.67377 1.14 ug/L 1 Zn 67 8957.167 0.873 0.094 29.85031 0.34 ug/L Zn 68 38047.835 0.532 0.402 30.60923 0.02 ug/L 1> Ge 72 93583.283 0.534 93563.283 ug/L I As 75 57580.762 1.101 0.613 29.39764 1.14 ug/L I Se 77 4992.087 1.587 0.052 30.44569 1.11 ug/L L Se 82 6828.298 0.262 0.071 29.43969 0.46 ug/L Y 89 1231609.860 1.399 -22368.858 ug/L r Ag 107 309012.752 1.335 0.241 29.98074 1.04 ug/L i> In 115 1278990.255 0.303 1278990.255 ug/L I Sb 121 259650.440 0.577 0.203 30.34690 0.80 ug/L L Sb 123 199927.947 0.029 0.156 30.73391 0.33 ug/L r Ba 135 79290.208 2.469 0.046 31.46565 1.98 ug/L I Ba 137 138247.342 0.917 0.080 30.97328 0.38 ug/L 1> Ho 165 1723274.719 0.555 1723274.719 ug/L I Tl 205 714006.602 0.405 0.414 30.64554 0.18 ug/L L Pb 208 970281.435 0.266 0.562 30.87967 0.42 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 I Cr 52 . I Cr 53 I Mn 55 I Nl 60 I Cu 63

Sample ID: Standard 1 Report Date/Time: Friday, April 05, 2002 12:49:24 Page 1

NYC-WTC_000078236

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