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Water sample metal analysis results, April 15, 2002

Machine-extracted title · confidence 95%

Summary report of water sample analysis using Method 200.8 showing measured intensities and concentrations for various metals.

NYC-WTC_000040700–000040753

Folder label: “ICPMS 4/15/02

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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 CAL BK Sample Date/Time: Monday, April 15,2002 12:53:13 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york citICV CAL BK.522 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 Be 9 7.333 43.835 -0.000 -0.00005 12579.66 ug/L Se-1 45 537329.755 5.001 537329.755 ug/L Cr 52 7839.459 2.790 0.000 0.01858 322.40 ug/L Cr 53 532.688 4.080 -0.000 -0.02995 15.67 ug/L Mn 55 685.033 2.963 -0.000 -0.00625 35.71 ug/L Ni 60 45.001 16.025 -0.000 -0.00903 ' 42.63 ug/L Cu 63 277.340 1.850 -0.000 -0.00414 37.08 ug/L Cu 65 154.670 7.151 -0.000 -0.00199 87.94 ug/L Zn 66 538.021 3.043 -0.000 -0.00668 120.94 ug/L Zn 67 115.002 12.541 -0.000 -0.01665 251.26 ug/L Zn 68 452.349 1.333 -0.000 -0.00447 150.80 ug/L > Ge 72 100568.233 0.816 100568.233 ug/L As 75 57.487 35.314 0.001 0.02933 35.27 ug/L Se 77 58.487 70.256 0.001 0.24376 74.49 ug/L Se 82 105.668 3.042 0.000 0.01004 109.59 ug/L Ag 107 1222.762 9.766 -0.001 -0.14735 7.34 ug/L Cd 111 1033.925 1.475 0.000 0.01473 23.76 ug/L Cd 114 84.032 16.341 -0.000 -0.00158 140.89 ug/L > In 115 1365733.160 0.762 1365733.160 ug/L Sb 121 269.007 15.269 -0.000 -0.03171 13.83 ug/L Sb 123 218.030 2.528 -0.000 -0.03375 2.92 ug/L Ba 135 56.001 5.357 -0.000 -0.00299 50.76 ug/L Ba 137 96.668 18.773 -0.000 -0.00248 137.32 ug/L > Tb 159 1815632.802 2.502 1815632.802 ug/L Ho 165 1889825.912 0.209 -0.001 ug/L TI 205 1320.109 7.778 -0.000 -0.00188 294.49 ug/L Pb 208 1672.410 2.305 -0.000 -0.00347 / 16.69 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff ' Be 9 > Sc-1 45 99.042 Cr 52 Cr 53 Mn 55

Sample ID: ICV CAL BK Report Date/Time: Monday, April 15,2002 12:55:54 Page 1

NYC-WTC_000040706

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