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Water sample metal analysis results, April 22, 2002

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

NYC-WTC_000040925–000040974

Folder label: “ICPMS 4/22/02

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE08684 Sample Date/Time: Monday, April 22, 2002 15:00:54 Sample Type: Spike -1 Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File: d:\elandata\Dataset\NEWQ\NEWQ\AE08684.528 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 21524.002 1.318 0.043 55.76545 0.42 ug/L > Se-1 45 495273.854 1.736 495273.854 ug/L Cr 52 454558.745 0.867 0.903 49.79446 1.20 ug/L Cr 53 53970.308 1.941 0.108 50.10379 1.65 ug/L Mn 55 949232.871 1.461 1.914 66.88450 0.91 ug/L Ni 60 111658.990 0.403 0.225 50.17592 1.52 ug/L Cu 63 304522.382 0.356 0.614 60.57837 1.74 ug/L Cu 65 149333.732 0.750 0.301 59.80658 1.04 ug/L Zn 66 89936.961 1.253 0.939 54.73558 1.95 ug/L Zn 67 16012.587 2.031 0.167 53.76042 3.15 ug/L Zn 68 67802.742 3.088 0.708 55.49243 1.91 ug/L Ge 72 95033.162 1.549 95033.162 ug/L As 75 100294.672 2.262 1.055 52.95027 0.71 ug/L Se 77 10094.395 2.310 0.105 57.20584 2.10 ug/L Se 82 12015.055 0.960 0.125 56.36065 0.61 ug/L Ag 107 483065.971 0.202 0.380 48.62497 1.82 ug/L In 115 1264261.750 1.681 1264261.750 ug/L Sb 121 436634.337 0.951 0.345 51.91147 0.89 ug/L Sb 123 338943.754 1.109 0.268 52.02530 0.84 ug/L Ba 135 166942.972 0.913 0.097 65.61208 0.84 ug/L Ba 137 291501.349 0.379 0.170 65.83820 0.17 ug/L Ho 165 1695789.992 0.402 -0.002 ug/L > Tb 159 1714724.092 0.215 1714724.092 ug/L Hg 201 4615.884 0.727 0.003 4.13921 0.95 ug/L Hg 202 10281.580 0.717 0.006 4.06570 0.63 ug/L TI 205 1147085.217 0.952 0.669 49.35945 1.01 ug/L Pb 208 1556532.975 1.096 0.907 49.49724 1.05 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rel. % Diff ' Be 9 111.543 > Sc-1 45 101.297 Cr 52 98.222 Cr 53 98.673 Mn 55 98.102

Sample ID: AE08684 Report Date/Time: Monday, April 22, 2002 15:03:13 Page 1

NYC-WTC_000040947

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NYC-WTC_000040947Source: NYC Law Department, mirrored locally

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