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← Document results/DEP Box 63/13 March 28, 2002 NEWN AE05235 - AE05700
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Water metal analysis results, March 28, 2002

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Laboratory report from Westchester County Dept of Labs and Research detailing Method 200.8 metal concentrations in water samples dated March 28, 2002.

NYC-WTC_000077705–000077757

Folder label: “13 March 28, 2002 NEWN AE05235 - AE05700

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE05235 Sample Date/TIme: Thursday, March 28, 2002 12:02:41 Sample Type: Spike -1 Sample Description: MSD Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: 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 10.333 5.587 0.001 1.41660 9.20 ug/L i> Se-I 45 8993.929 14.113 8993.929 ug/L I Cr 52 15505.034 1.083 1.730 92.43227 14.47 ug/L I Cr 53 681.366 1.121 0.075 32.74586 13.22 ug/L 1 Mn 55 3008.531 9.105 0.335 11.17283 5.33 ug/L 1 Ni 60 75.668 13.039 0.008 1.65102 3.81 ug/L Cu 63 165.670 15.628 0.018 1.60691 2.66 ug/L L Cu 65 105.668 28.959 0.011 2.00318 15.95 ug/L r Zn 66 177.337 1.419 0.453 23.66994 4.30 ug/L 1 Zn 67 64.668 12.595 0.169 51.94140 8.10 ug/L I Zn 68 439.348 13.120 1.161 83.67540 10.85 ug/L I: Ge 72 372.011 4.861 372.011 ug/L 1 As 75 -56.455 151.308 -0.156 -7.56910 154.13 ug/L I Se 77 177.003 4.265 0.475 263.21485 4.81 ug/L L Se 82 168.003 6.439 0.451 187.54720 7.20 ug/L r Ag 107 4155.087 38.992 12.594 1483.09701 19.36 ug/L I Cd 111 62.663 21.110 0.209 103.25782 42.90 ug/L I Cd 114 151.515 14.543 0.518 106.43508 51.67 ug/L I: In 115 357.855 61.144 357.855 ug/L I Sb 121 1564.171 48.713 4.578 718.66590 11.14 ug/L L Sb 123 1176.169 51.946 3.393 692.36970 9.92 ug/L r Ba 135 58.001 17.918 0.250 147.57836 27.71 ug/L 1 Ba 137 78.668 17.165 0.337 109.91807 23.64 ug/L |> Tb 159 250.673 43.673 250.673 ug/L I Ho 165 251.340 32.389 0.166 ug/L 1 Ti 205 494.019 29.039 2.048 141.33523 13.62 ug/L L Pb 208 18745.755 1.574 83.576 3828.77910 36.74 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 2.817 I> Sc-1 45 1.250 I Cr 52 184.353 I Cr 53 64.615 I Mn 55 -22.361

Sample ID: AE05235 Report DatefTime: Thursday, March 28, 2002 12:04:28 Page 1

NYC-WTC_000077728

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NYC-WTC_000077728Source: NYC Law Department, mirrored locally

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