Water metal analysis results, April 2, 2002

NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 > Summary Report Sample ID: AE06794 Sample Date/Time: Tuesday, April 02, 2002 15:06:16 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york city\AE06794.351 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 14.000 0.000 0.000 0.00639 5.49 ug/L |> Sc-1 45 461542.243 0.928 461542.243 ug/L Cr 52 8043.971 0.761 0.002 0.12580 6.46 ug/L I Mn 55 224468.646 1.337 0.484 15.78282 1.05 ug/L I Ni 60 760.373 6.564 0.002 0.31903 6.82 ug/L 1 Cu 63 5669.825 1.982 0.012 1.07901 1.51 ug/L L Cu 65 2744.108 2.404 0.006 1.05342 2.77 ug/L r Zn 66 2154.610 1.662 0.016 0.88723 1.76 ug/L I Zn 67 576.691 6.445 0.004 1.35721 9.70 ug/L |> Ge 72 94640.032 0.800 94640.032 ug/L I As 75 662.055 8.198 0.005 0.26397 9.91 ug/L Se 77 179.337 12.335 0.001 0.36720 35.56 ug/L L Se 82 174.670 6.636 0.000 0.11942 40.74 ug/L r Ag 107 171.337 9.876 -0.000 -0.02250 6.91 ug/L I Cd 111 866.411 2.894 -0.000 -0.03452 38.29 ug/L I Cd 114 107.882 5.371 -0.000 -0.00374 20.72 ug/L i> in 115 1316783.944 1.272 1316783.944 ug/L I Sb 121 515.353 5.212 0.000 0.04035 7.81 ug/L L Sb 123 397.899 8.377 0.000 0.04046 13.62 ug/L r Ba 135 42950.317 0.318 0.023 14.39497 1.27 ug/L I Ba 137 74914.161 0.825 0.041 14.32796 0.77 ug/L |> Tb 159 1842456.513 1.579 1842456.513 ug/L I Ho 165 1833353.902 1.004 0.130 ug/L I Tl 205 618.694 5.992 -0.000 -0.01978 7.26 ug/L L Pb 208 3285.931 3.440 0.000 0.02530 11.84 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 83.132 I Cr 52 I Mn 55 I Ni 60 I Cu 63 L Cu 65

Sample ID: AE06794 Report Date/Time: Tuesday, April 02,2002 15:07:56 Page 1

NYC-WTC_000077884