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Method 200.8 Water Analysis Summary Report, Feb 8, 2002

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Summary of water sample results for metals analysis using Method 200.8 conducted on February 8, 2002.

NYC-WTC_000076577–000076630

Folder label: “NEWQ Feb 8, 2002 AE02145 - AE02788

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: CCV STD1 30 PPB Sample Date/Time: Friday, February 08, 2002 10:46:35 Sample Type: Sample Sample Description: Number of Replicates: 3 Batch ID: Method File: d:\elandata\Method\NEWE.mth Dataset File: d:\elandata\Dataset\daily performance\CGV STD1 30 PPB.401 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 18349.020 1.911 0.026 30.76607 1.41 ug/L |> Sc-1 45 704226.049 0.626 704226.049 ug/L 1 Cr 52 386619.154 0.480 0.534 30.21269 1.13 ug/L I Cr 53 45241.749 0.511 0.063 29.99263 1.14 ug/L I Mn 55 604031.400 0.346 0.855 29.30639 0.83 ug/L I Ni 60 94466.914 0.874 0.132 29.75523 1.42 ug/L Cu 63 214773.186 0.105 0.304 29.67808 0.53 ug/L L Cu 65 105354.685 0.477 0.149 29.76711 1.01 ug/L r Zn 66 68725.818 0.183 0.528 28.87805 0.78 ug/L I Zn 67 12096.498 1.288 0.094 29.20930 1.94 ug/L I Zn 68 50587.196 0.084 0.389 29.45650 0.80 ug/L |> Ge 72 121353.832 0.687 121353.832 ug/L As 75 79426.265 0.546 0.580 30.87250 0.89 ug/L L Se 77 6219.856 0.846 0.050 31.23846 1.49 ug/L r Ag 107 362578.881 0.675 0.244 29.70982 1.10 ug/L I Cd 111 91486.275 0.084 0.061 31.12071 0.85 ug/L Cd 114 214691.817 0.233 0.144 30.31898 0.95 ug/L l> In 115 1488270.787 0.774 1488270.787 ug/L I Sb 121 279038.495 0.382 0.187 29.43398 1.15 ug/L L Sb 123 215636.112 0.547 0.145 29.24309 0.32 ug/L r Ba 135 87009.608 0.417 0.036 28.90880 1.01 ug/L I Ba 137 151893.173 1.724 0.063 28.78354 1.21 ug/L i> Ho 165 2416135.735 0.750 2416135.735 ug/L I Tl 205 1053793.119 1.042 0.436 26.4^29 1.22 ug/L L Pb 208 1414147.371 0.277 0.584 ^7:64757 0.81 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 Se-I 45 88.714 Cr 52 I Cr 53 I Mn 55 1 Ni 60

Sample ID: CCV STD1 30 PPB Report Date/Time: Friday, February 08, 2002 10:48:12 Page 1

NYC-WTC_000076627

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