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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_000076489–000076538

Folder label: “NEWE Feb 6, 2002 AE02579 - AE02718

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID; ICV STD2 60 PPB Sample Date/Time: Wednesday, February 06, 2002 10:18:23 Sample Type: Sample Sample Description: Number of Replicates: 3 Batch ID: Method File: d:\elandata\Method\NEWE.mth Dataset File: d:\elandata\Dataset\daily performanceMCV STD2 60 PPB.293 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 36954.664 0.812 0.049 59.53592 0.96 ug/L |> Sc-1 45 749617.788 0.457 749617.788 ug/L Cr 52 820937.051 0.766 1.081 59.79569 0.34 ug/L I Cr 53 94692.892 0.191 0.125 59.03654 0.64 ug/L I Mn 55 1295778.532 0.450 1.728 60.08318 0.11 ug/L Ni 60 213942.143 8.726 0.285 63.14713 8.28 ug/L Cu 63 463701.809 1.348 0.618 59.82586 1.12 ug/L L Cu 65 229563.995 0.542 0.306 60.09252 1.00 ug/L r Zn 66 143065.732 0.729 1.097 60.14089 1.07 ug/L I Zn 67 25255.954 0.621 0.193 59.80840. 0.68 ug/L I Zn 68 103548.425 0.508 0.794 59.65321 0.83 ug/L i> Ge 72 129860.559 0.333 129860.559 ug/L As 75 157407.931 0.786 1.138 59.94081 0.52 ug/L L Se 77 12880.582 1.438 0.098 59.87144 1.33 ug/L r Ag 107 788372.813 0.403 0.497 59.80915 0.57 ug/L I Cd 111 194838.371 0.175 0.123 59.80175 0.28 ug/L I Cd 114 457001.439 0.590 0.288 59.59218 0.18 ug/L |> In 115 1584452.970 0.413 1584452.970 ug/L I Sb 121 609396.700 0.624 0.385 59.99440 0.31 ug/L L Sb 123 467851.651 0.682 0.295 59.63171 0.30 ug/L r Ba 135 188229.851 1.488 0.076 59.30123 0.74 ug/L I Ba 137 329376.985 0.204 0.133 59.18520 1.29 ug/L i> Ho 165 2470008.898 1.105 2470008.898 ug/L Tl 205 2458024.864 0.158 0.995 61.00093 1.26 ug/L L Pb 208 2997082.815 0.377 1.211 58.97560 0.95 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 97.829 1 Cr 52 I Cr 53 I Mn 55 I Ni 60

Sample ID: ICV STD2 60 PPB Report Date/Time: Wednesday, February 06, 2002 10:20:01 Page 1

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