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Water sample metal analysis results, April 22, 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_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: LRB Sample Date/Time: Monday, April 22, 2002 14:34:40 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NEWQ200.8.mth Dataset File: d:\elandata\Dataset\NEWQ\NEWQ\LRB.525 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 3.333 17.321 -0.000 -0.01759 8.48 ug/L > Se-1 45 493824.982 0.659 493824.982 ug/L Cr 52 7460.135 1.721 -0.000 -0.01139 164.48 ug/L Cr 53 543.688 5.571 -0.000 -0.07255 43.26 ug/L Mn 55 1090.743 0.413 -0.000 -0.00325 15.99 ug/L Ni 60 219.672 7.757 0.000 0.00586 133.36 ug/L Cu 63 464.016 3.739 0.000 0.00519 61.20 ug/L Cu 65 232.005 11.298 -0.000 -0.00252 440.02 ug/L Zn 66 655.030 0.550 -0.000 -0.00497 205.37 ug/L Zn 67 139.002 9.185 -0.000 -0.04587 103.75 ug/L Zn 68 502.019 5.743 0.000 0.00823 284.49 ug/L > Ge 72 93797.145 2.130 93797.145 ug/L As 75 -39.736 206.953 -0.000 -0.01940 228.07 ug/L Se 77 101.316 17.499 -0.000 -0.14060 80.38 ug/L Se 82 82.335 11.285 -0.000 -0.04764 98.93 ug/L Ag 107 1369.451 8.764 -0.001 -0.09868 12.79 ug/L > In 115 1278583.968 0.483 1278583.968 ug/L Sb 121 65.334 14.467 -0.000 -0.00178 60.49 ug/L Sb 123 48.650 13.235 -0.000 -0.00151 62.96 ug/L Ba 135 77.001 11.096 0.000 0.00226 141.00 ug/L Ba 137 125.669 10.263 0.000 0.00038 633.83 ug/L Ho 165 1748913.407 1.299 -0.002 ug/L > Tb 159 1768426.265 1.929 1768426.265 ug/L Hg 201 86.335 10.762 -0.000 -0.00921 73.31 ug/L Hg 202 173.003 5.574 -0.000 -0.01454 24.64 ug/L TI 205 732.704 4.855 -0.000 -0.00247 82.89 ug/L Pb 208 1937.100 2.517 -0.000 -0.00176 140.10 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff ‘ Be 9 > Sc-1 45 101.000 Cr 52 Cr 53 Mn 55

Sample ID: LRB Report Date/Time: Monday, April 22, 2002 14:36:49 Page 1

N YC-WTC_000040941

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NYC-WTC_000040941Source: NYC Law Department, mirrored locally

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