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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: CCV STD2 60 PPB Sample Date/Time: Wednesday, February 06, 2002 13:05:05 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\CCV STD2 60 PPB.328 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 36504.851 1.209 0.052 62.55708 0.95 ug/L |> Sc-1 45 704720.892 0.389 704720.892 ug/L I Cr 52 759949.759 0.446 1.064 58.86979 0.82 ug/L 1 Cr 53 88551.427 0.993 0.125 58.72326 1.36 ug/L I Mn 55 1200311.601 0.342 1.702 59.20220 0.43 ug/L 1 Ni 60 186312.028 0.611 0.264 58.50682 0.99 ug/L I Cu 63 426844.585 0.477 0.605 58.57784 0.29 ug/L L Cu 65 209686.439 0.236 0.297 58.38241 0.62 ug/L r Zn 66 132382.586 0.596 1.101 60.34057 0.74 ug/L I Zn 67 23008.311 0.896 0.191 59.07440 0.98 ug/L I Zn 68 96542.212 0.339 0.802 60.30719 0.46 ug/L i> Ge 72 119765.604 0.141 119765.604 ug/L I As 75 145494.127 0.624 1.141 60.08373 0.81 ug/L L Se 77 11905.579 2.017 0.098 60.00555 1.96 ug/L r Ag Cd 107 111 730668.475 180398.133 0.441 0.586 0.498 0.123 59.88301 59.81723 0.59 0.96 ug/L ug/L 1 Cd 114 425258.682 0.958 0.290 59.90888 1.35 ug/L l> In 115 1466668.677 0.393 1466668.677 ug/L I Sb 121 562410.402 0.347 0.383 59.81595 0.49 ug/L L Sb 123 435524.499 0.711 0.297 59.96958 0.52 ug/L r Ba 135 173750.434 0.461 0.072 56.30132 0.49 ug/L I Ba 137 302815.176 0.678 0.126 55.96045 1.16 ug/L 1> Ho 165 2401459.273 0.840 2401459.273 ug/L I Tl 205 2397563.569 0.251 0.998 61.19544 / 0.65 ug/L L Pb 208 2839255.053 0.634 1.180 1.43 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 91.970 I Cr 52 1 Cr 53 I Mn 55 Ni 60

Sample ID: Cev STD2 60PPB Report Date/Time: Wednesday, February 06, 2002 13:06:42 Page 1

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