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Water sample metal analysis results, April 9, 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_000040341–000040450

Folder label: “ICPMS 4/9/02”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE07317 Sample Date/Time: Tuesday, April 09,200214:47:07 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File: d:\elandata\Dataset\NEWQ\NEWQ\AE07317.409 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 8.667 24.019 0.000 0.00048 890.54 ug/L > Se-1 45 512977.448 0.802 512977.448 ug/L Cr 52 10585.266 1.926 0.006 0.34886 6.21 ug/L Cr 53 1670.504 4.178 0.002 0.91216 6.78 ug/L Mn 55 253790.049 6.205 0.493 16.81116 5.66 ug/L Ni 60 827.046 2.905 0.002 0.33049 3.94 ug/L Cu 63 40186.703 1.117 0.078 7.48717 1.66 ug/L Cu 65 19724.914 2.401 0.038 7.43936 2.00 ug/L Zn 66 5478.372 1.709 0.051 2.90981 1.49 ug/L Zn 67 1055.739 1.013 0.010 3.07999 1.52 ug/L Zn 68 4514.499 2.103 0.042 3.25782 2.67 ug/L > Ge 72 98230.167 0.366 98230.167 ug/L As 75 1138.103 0.616 0.009 0.42293 0.72 ug/L Se 77 233.005 2.680 0.001 0.59281 6.92 ug/L Se 82 262.673 2.097 0,001 0.33276 8.52 ug/L Ag 107 507.353 9.837 -0.001 -0.07640 6.37 ug/L In 115 1310906.296 0.353 1310906.296 ug/L Sb 121 487.018 9.677 0,000 0.04781 11.64 ug/L Sb 123 389.201 4.797 0.000 0.04953 5.75 ug/L Ba 135 41179.819 1.711 0.023 15.67522 1.34 ug/L Ba 137 71772.957 1.306 0.040 15.56678 1.16 ug/L Ho 165 1766012.439 1.234 -0.007 ug/L > Tb 159 1778022.251 0.745 1778022.251 ug/L U 205 476.351 7.703 -0.000 -0.00310 49.88 ug/L Pb 208 7148.503 2.199 0.003 0.16738 2.63 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 93.698 Cr 52 Cr 53 Mn 55 NI 60 Cu 63

Sample ID: AE07317 Report Date/Time: Tuesday, April 09,2002 14:48:42 Page 1

NYC-WTC_000040431

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NYC-WTC_000040431Source: NYC Law Department, mirrored locally

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