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Method 200.8 Water Analysis Summary Report, Feb 1, 2002

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Summary of water sample results for metals analysis using Method 200.8 conducted on February 1, 2002.

NYC-WTC_000076306–000076437

Folder label: “NEWQ Feb 1st, 2002 AE01966 - AE02567”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE02459 Sample Date/Time; Friday, February 01. 2002 13:02:25 Sample Type: Sample Sample Description; Number of Replicates: 3 Batch ID: Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File: d:\elandata\Dataset\daily performance\AE02459.152 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 14.000 25.754 -0.000 -0.00876 74.19 ug/L i> Se-I 45 738286.979 3.600 738286.979 ug/L I Cr 52 15566.479 2.960 0.008 0.45751 13.40 ug/L I Cr 53 2868.815 5.337 0.003 1.47432 4.55 ug/L 1 Mn 55 325360.432 6.813 0.440 15.59596 8.48 ug/L I Ni 60 1365.783 5.566 -0.001 -0.11697 30.25 ug/L I Cu 63 52861.825 2.287 0.069 6.65852 2.55 ug/L L Cu 65 26324.674 2.707 0.035 6.73903 6.13 ug/L r 2n 66 4199.345 2.204 0.003 0.17317 7.71 ug/L 1 Zn 67 930.724 1.451 0.002 0.70200 12.97 ug/L I Zn 68 3624.759 1.769 0.007 0.50302 18.26 ug/L |> Ge 72 131623.762 2.657 131623.762 ug/L I As 75 9865.228 2.788 0.022 1.19655 16.18 ug/L L Se 77 372.678 1.827 0.002 0.99025 6.61 ug/L r Ag 107 245.672 1.924 -0.001 -0.06304 0.51 ug/L 1> In 115 1607948.293 3.161 1607948.293 ug/L 1 Sb 121 564.023 3.250 0.000 0.03365 1.15 ug/L L Sb 123 422.821 2.242 0.000 0.03015 9.90 ug/L r Ba 135 43635.608 2.191 0.018 13.51056 0.73 ug/L 1 Ba 137 75017.126 2.570 0.030 13.45331 4.81 ug/L i> Ho 165 2456100.391 2.359 2456100.391 ug/L I Tl 205 1133.416 11.190 -0.000 -0.00626 48.43 ug/L L Pb 208 15717.818 6.775 0.004 0.19767 11.59 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 95.635 I Cr 52 1 Cr 53 I Mn 55 I Ni 60 I Cu 63 L Cu 65

Sample ID: AE02459 Report Date/Time: Friday, February 01, 2002 13:03:57 Page 1

NYC-WTC_000076404

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NYC-WTC_000076404Source: NYC Law Department, mirrored locally

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