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← Document results/DEP Box 63/15 April 2nd, 2002 NEWN AE06048 - AE06754
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Water metal analysis results, April 2, 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 April 2, 2002.

NYC-WTC_000077814–000077891

Folder label: “15 April 2nd, 2002 NEWN AE06048 - AE06754”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE06581 Sample Date/Time: Tuesday, April 02, 2002 14:37:43 Sample Type: Spike -1 Sample Description: MSD Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\newyork city\AE06581.342 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 21776.956 3.388 0.045 55.62478 3.05 ug/L l> Sc-1 45 488727.112 0.556 488727.112 ug/L I Cr 52 481855.807 0.619 0.971 51.27410 0.99 ug/L I Mn 55 957555.015 0.867 1.957 63.85501 0.60 ug/L I Ni 60 118922.363 1.122 0.243 50.74578 1.40 ug/L Cu 63 277521.053 1.593 0.567 51.60803 1.67 ug/L L Cu 65 137170.546 0.992 0.280 51.67987 1.36 ug/L r 2n 66 95655.588 0.783 0.949 51.97537 1.68 ug/L I Zn 67 16879.494 1.615 0.167 52.15075 0.83 ug/L |> Ge 72 100165.890 1.589 100165.890 ug/L 1 As 75 108186.050 2.095 1.079 53.09739 1.90 ug/L I Se 77 9500.056 0.862 0.094 54.52209 2.44 ug/L L Se 82 12695.319 1.273 0.125 54.91592 0.82 ug/L r Ag 107 542040.069 3.162 0.395 49.06467 2.01 ug/L Cd 111 145702.221 0.313 0.105 51.46295 1.70 ug/L Cd 114 347744.178 0.739 0.253 51.71159 1.36 ug/L In 115 1372577.785 2.008 1372577.785 ug/L Sb 121 506088.002 1.528 0.369 53.70069 1.03 ug/L L Sb 123 389758.346 0.975 0.284 53.89556 1.34 ug/L r Ba 135 184572.938 1.426 0.096 59.17318 1.16 ug/L 1 Ba 137 320362.501 0.952 0.166 58.60384 0.74 ug/L |> Tb 159 1928962.005 1.029 1928962.005 ug/L 1 Ho 165 1897611.953 0.852 0.119 ug/L I Tl 205 1303643.117 0.831 0.675 46.27076 0.38 ug/L L Pb 208 1754262.895 1.037 0.908 46.43557 0.43 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery I nt Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 111.240 i> Sc-1 45 88.029 Cr 52 102.419 Mn 55 99.299 Ni 60 100.842 Cu 63 100.584 L Cu 65 100.725

Sample ID: AE06581 Report Date/Time: Tuesday, April 02, 2002 14:40:05 Page 1

NYC-WTC_000077866

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