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← Document results/DEP Box 63/19 April 4, 2002 NEWQ AE05851 - AE05918
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Water metal analysis results, April 4, 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 4, 2002.

NYC-WTC_000078102–000078149

Folder label: “19 April 4, 2002 NEWQ AE05851 - AE05918

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: CeV STD1 30 PPB Sample Date/Time: Thursday, April 04, 2002 11:39:12 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File: d:\elandata\Dataset\NEWQ\NEWQ\CCV STD1 30 PPB. 195 Aliquot Volume (mL): Diluted To Volume (mL):

Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean Cone. Mean Gone. RSD Sample Unit r Be 9 13158.992 3.999 0.027 33.05311 3.87 ug/L |> Sc-1 45 482807.687 2.416 482807.687 ug/L Cr 52 286475.939 4.189 0.579 30.75511 2.43 ug/L Cr 53 33961.071 4.420 0.069 30.80753 2.68 ug/L I Mn 55 465440.209 4.734 0.961 32.30273 2.34 ug/L I Ni 60 73596.266 2.899 0.152 33.22956 0.67 ug/L 1 Cu 63 166244.051 2.182 0.344 33.77409 2.77 ug/L L Cu 65 81607.823 3.844 0.169 33.74161 6.22 ug/L r Zn 66 53128.216 4.723 0.548 31.75596 7.32 ug/L I Zn 67 9170.383 2.167 0.094 30.50828 4.63 ug/L 1 Zn 68 38819.448 1.993 0.400 30.50997 2.82 ug/L I: Ge 72 95930.323 2.538 95930.323 ug/L I As 75 59807.018 3.350 0.622 30.14152 4.93 ug/L I Se 77 5129.833 4.436 0.052 30.20697 4.82 ug/L L Se 82 7058.478 2.923 0.072 31.80384 2.36 ug/L r Ag 107 339344.268 5.282 0.242 30.34001 6.34 ug/L l> In 115 1400190.383 4.212 1400190.383 ug/L I Sb 121 273247.855 0.587 0.195 27.99575 3.79 ug/L L Sb 123 211440.223 1.463 0.151 27.80879 5.42 ug/L r Ba 135 85060.259 3.532 0.045 27.76714 3.34 ug/L I Ba 137 149740.629 4.066 0.079 28.33506 0.98 ug/L |> Ho 165 1895364.085 3.263 1895364.085 ug/L I Tl 205 776400.735 2.166 0.409 29.47789 2.09 ug/L L Pb 208 1029638.388 1.734 0.543 28.68545 4.97 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 90.477 Cr 52 1 Cr 53 1 Mn 55 Ni 60 I Cu 63 L Cu 65

Sample ID: CeV STD1 30 PPB Report Date/Time: Thursday, April 04,2002 11:44:42 Page 1

NYC-WTC_000078146

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