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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: AE06048 Sample Date/Time: Tuesday, April 02, 2002 13:34:04 Sample Type: Spike -1 Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york city\AE06048.326 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 20963.354 1.120 0.040 50.53364 1.51 ug/L 1> Sc-1 45 517983.961 2.379 517983.961 ug/L I Cr 52 479860.922 0.559 0.912 48.14706 2.51 ug/L I Mn 55 1543952.282 1.998 2.978 97.20560 1.65 ug/L I Ni 60 117784.296 0.535 0.227 47.44029 2.95 ug/L I Cu 63 269750.561 1.112 0.521 47.34752 3.07 ug/L L Cu 65 131769.262 1.724 0.254 46.84040 0.83 ug/L r Zn 66 89534.015 1.341 0.875 47.93600 0.90 ug/L I Zn 67 16191.236 1.171 0.158 49.29677 0.70 ug/L i> Ge 72 101578.702 0.492 101578.702 ug/L As 75 107638.843 0.935 1.058 52.08982 0.94 ug/L 1 Se 77 9430.650 0.833 0.092 53.34158 0.57 ug/L L Se 82 12446.973 0.415 0.121 53.06756 0.48 ug/L r Ag 107 512784.304 1.903 0.356 44.26694 1.44 ug/L 1 Cd 111 141628.069 0.416 0.098 47.67455 0.77 ug/L 1 Cd 114 335295.708 1.203 0.233 47.54502 1.29 ug/L I:> in 115 1439193.300 1.175 1439193.300 ug/L I Sb 121 503451.602 0.422 0.350 50.94614 0.88 ug/L L Sb 123 389140.842 0.375 0.270 51.31503 1.22 ug/L r Ba 135 234893.058 0.923 0.123 76.09654 1.16 ug/L 1 Ba 137 407299.803 1.289 0.213 75.28694 1.30 ug/L I:> Tb 159 1909154.144 0.525 1909154.144 ug/L I Ho 165 1760617.942 11.150 0.058 ug/L I Ti 205 1279209.596 0.175 0.669 45.87441 0.61 ug/L L Pb 208 1715044.713 0.794 0.897 45.86698 0.28 ug/L

QC Calculated Values /Knalyte Mass QC Std % Recovery int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 101.064 1> Sc-1 45 93.298 I Cr 52 95.958 1 Mn 55 95.094 t Ni 60 92.750 I Cu 63 91.608 L Cu 65 90.975

Sample ID: AE06048 Report Date/Time: Tuesday, April 02, 2002 13:36:30 Page 1

NYC-WTC_000077834

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