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← Document results/DEP Box 63/18 April 3, 2002 NEWQ AE05063 - AE05850
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Water metal analysis results, April 3, 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 3, 2002.

NYC-WTC_000077991–000078100

Folder label: “18 April 3, 2002 NEWQ AE05063 - AE05850

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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: Wednesday, April 03,2002 14:10:04 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.408 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 28969.086 3.928 0.053 58.59929 5.68 ug/L |> Sc-1 45 544505.584 2.095 544505.584 ug/L Cr 52 630225.217 3.126 1.142 61.80768 5.01 ug/L 1 Cr 53 68732.207 0.692 0.125 56.53176 2.46 ug/L 1 Mn 55 1027528.688 0.845 1.886 63.33323 2.04 ug/L I Ni 60 152780.729 4.607 0.281 57.14802 6.17 ug/L Cu 63 347937.065 0.932 0.639 60.41749 1.29 ug/L L Cu 65 173362.014 4.231 0.318 60.00070 6.06 ug/L r Zn 66 114315.429 0.951 1.073 56.23158 1.96 ug/L I Zn 67 22038.235 0.946 0.207 61.54512 2.64 ug/L I Zn 68 87630.942 1.629 0.823 55.65305 4.50 ug/L |> Ge 72 105940.758 2.833 105940.758 ug/L As 75 125527.585 2.337 1.185 55.99554 5.22 ug/L 1 Se 77 10960.381 1.776 0.102 58.53801 1.32 ug/L L Se 82 14809.535 1.225 0.138 55.93014 4.14 ug/L r Ag 107 713138.102 3.594 0.473 55.72554 3.79 ug/L Cd 111 190088.065 2.138 0.126 59.30098 2.35 ug/L Cd 114 425334.494 0.972 0.282 55.42005 0.99 ug/L 1; In 115 1505353.135 0.196 1505353.135 ug/L I Sb 121 585672.317 2.235 0.389 57.76897 2.06 ug/L L Sb 123 460236.950 1.422 0.306 57.30059 1.62 ug/L r Ba 135 185172.408 0.545 0.092 60.30177 1.38 ug/L I Ba 137 301896.583 1.486 0.150 55.61642 2.37 ug/L |> Tb 159 2015742.653 0.879 2015742.653 ug/L 1 Ho 165 1815637.999 5.772 0.006 ug/L I Tl 205 1560726.161 1.600 0.774 55.34148 2.03 ug/L L Pb 208 2212285.348 0.297 1.096 58.03089 0.59 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 98.778 1 Cr 52 I Cr 53 I Mn 55

Sample ID: ICV STD2 60 PPB Report Date/TIme: Wednesday, April 03, 2002 14:13:58 Page 1

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