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Method 200.8 Water Analysis Summary Report, Feb 6, 2002

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Summary of water sample results for metals analysis using Method 200.8 conducted on February 6, 2002.

NYC-WTC_000076540–000076575

Folder label: “NEWQ Feb 6, 2002 AE02561 - AE02603

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE02561 Sample Date/Time: Wednesday, February 06, 2002 12:04:48 Sample Type: Spike -1 Sample Description: Number of Replicates: 3 Batch ID: Method File: d:\elandata\Method\NEWE.mth Dataset File: d:\elandata\Dataset\daily performance\AE02561.314 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 31498.124 0.930 0.045 54.78528 0.42 ug/L i> Sc-1 45 694304.827 0.696 694304.827 ug/L 1 Cr 52 632935.006 0.742 0.898 49.64450 0.28 ug/L I Cr 53 73890.489 0.793 0.105 49.66445 0.61 ug/L 1 Mn 55 1427803.705 0.830 2.055 71.48672 0.65 ug/L 1 Ni 60 151815.997 0.346 0.218 48.38069 0.89 ug/L Cu 63 358451.732 0.897 0.515 49.91781 1.23 ug/L L Cu 65 176509.906 1.899 0.254 49.86656 1.71 ug/L r Zn 66 124512.610 1.659 1.027 56.29514 1.91 ug/L 1 Zn 67 21593.834 1.330 0.178 54.98777 1.12 ug/L I Zn 68 90647.268 0.582 0.747 56.16436 0.62 ug/L i> Ge 72 120705.594 0.303 120705.594 ug/L I As 75 133214.229 1.431 1.029 54.22475 1.27 ug/L L Se 77 11685.957 1.224 0.096 58.41971 0.98 ug/L r Ag 107 595005.547 0.792 0.409 49.22707 0.24 ug/L 1 Cd 111 154900.093 0.616 0.107 51.85057 1.03 ug/L 1 Cd 114 363567.137 1.473 0.250 51.70088 0.97 ug/L |> In 115 1452738.678 0.937 1452738.678 ug/L I Sb 121 483972.992 0.642 0.333 51.96811 0.80 ug/L L Sb 123 375492.971 0.636 0.258 52.19986 0.41 ug/L r Ba 135 181370.181 0.432 0.078 60.52816 0.80 ug/L I Ba 137 318524.270 0.340 0.136 60.62242 0.84 ug/L |> Ho 165 2331905.103 0.696 2331905.103 ug/L I Tl 205 1709779.742 1.392 0.733 44.93628 1.12 ugA. L Pb 208 2311363.948 0.953 0.989 48.15582 1.11 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 109.553 l> Sc-1 45 90.611 1 Cr 52 98.139 I Cr 53 97.853 I Mn 55 98.525 I Ni 60 96.112

Sample ID: AE02561 Report Date/Time: Wednesday, February 06, 2002 12:06:26 Page 1

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