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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: Standard 1 Sample Date/Time: Friday, February 08, 2002 08:54:55 Sample Type: Sample Sample Description: Number of Replicates: 3 Batch ID: Method File: d:\eiandata\Method\NEWE.mth Dataset File: d:\elandata\Dataset\daiIy performance\Standard 1.378 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 19418.914 1.125 0.025 29.46031 0.54 ug/L i> Sc-1 45 775682.651 1.094 775682.651 ug/L I Cr 52 429340.276 1.442 0.539 30.50442 0.39 ug/L Cr 53 49712.726 1.030 0.063 30.55296 0.34 ug/L Mn 55 659658.764 0.545 0.848 28.93424 . 0.59 ug/L I Ni 60 104830.691 0.803 0.133 29.85189 0.36 ug/L I Cu 63 239833.908 0.742 0.308 30.07646 0.51 ug/L L Cu 65 117332.170 0.568 0.151 30.08061 0.62 ug/L r Zn 66 73672.051 0.509 0.517 28.07641 0.63 ug/L 1 Zn 67 13136.951 1.258 0.093 28.82164 1.60 ug/L 1 Zn 68 53939.088 0.682 0.379 28.46607 1.47 ug/L 1> Ge 72 132713.745 1.041 132713.745 ug/L I As 75 85879.402 1.401 0.572 30.41359 0.50 ug/L L Se 77 6594.791 1.139 0.049 30.23339 1.42 ug/L r Ag 107 392026.155 1.184 0.244 29.85602 0.74 ug/L I Cd 111 97791.167 1.038 0.061 30.80126 0.75 ug/L Cd 114 230219.347 1.036 0.143 30.08620 0.38 ug/L l> In 115 1605725.364 1.270 1605725.364 ug/L I Sb 121 299464.651 1.397 0.186 29.18768 0.87 ug/L L Sb 123 232836.220 0.908 0.145 29.21019 0.58 ug/L r Ba 135 94839.755 0.558 0.038 30.94704 1.07 ug/L Ba 137 165013.348 1.544 0.067 30.71133 1.16 ug/L i> Ho 165 2461786.356 0.959 2461786.356 ug/L I Tl 205 1125424.076 0.633 0.457 27.80175 0.33 ug/L L Pb 208 1513076.287 1.123 0.613 28.95177 0.38 ug/L

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

Sample ID: Standard 1 Report DateZTime: Friday, February 08, 2002 08:56:32 Page 1

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