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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 STD1 30 PPB Sample Date/Time: Tuesday, April 02, 2002 13:10:16 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\eIandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york cityMCV STD1 30 PPB.320 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 12924.644 1.159 0.024 30.00518 1.02 ug/L i> Se-I 45 537502.905 0.785 537502.905 ug/L I Cr 52 316799.557 0.439 0.574 30.33262 1.12 ug/L Mn 55 492590.952 0.632 0.914 29.82071 0.77 ug/L I Ni 60 77201.526 0.519 0.144 29.94415 1.19 ug/L I Cu 63 179004.409 1.119 0.333 30.25275 1.62 ug/L L Cu 65 88349.786 0.333 0.164 30.24812 0.72 ug/L r Zn 66 58671.656 1.168 0.549 30.09892 1.25 ug/L I Zn 67 10398.048 1.598 0.097 30.25841 1.48 ug/L l> Ge 72 105548.917 0.394 105548.917 ug/L I As 75 66417.328 0.712 0.628 30.89953 0.58 ug/L Se 77 5626.797 1.939 0.052 30.31534 1.81 ug/L L Se 82 7553.212 1.274 0.070 30.70393 1.05 ug/L r Ag Cd 107 111 372095.350 95534.002 1.711 1.131 0.247 30.66443 1.57 ug/L 0.063 30.58288 0.97 ug/L I Cd 114 226491.187 1.752 0.150 30.66220 1.60 ug/L |> In 115 1506993.401 0.181 1506993.401 ug/L I Sb 121 309601.236 1.281 0.205 29.91123 1.24 ug/L L Sb 123 240155.464 1.095 0.159 30.23389 0.92 ug/L r Ba Ba 135 137 95033.880 165749.774 1.929 0.049 30.25314 1.97 ug/L 1.012 0.085 30.10902 1.22 ug/L I> Tb 159 1941659.454 0.206 1941659.454 ug/L I Ho 165 1669036.071 0.736 -0.005 ug/L I Tl 205 862111.180 0.277 0.443 30.38395 0.09 ug/L L Pb 208 1181757.619 0.614 0.607 31.05509 0.82 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 i> Se-I 45 96.814 Cr 52 Mn 55 Ni 60 Cu 63 L Cu 65

Sample ID: ICV STD1 30PPB Report Date/Time: Tuesday, April 02, 2002 13:12:39 Page 1

NYC-WTC_000077822

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NYC-WTC_000077822Source: NYC Law Department, mirrored locally

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