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← Document results/DEP Box 63/10 March 21, 2002 NEWN AE04513 - AE04803
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Water metal analysis results, March 21, 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 21, 2002.

NYC-WTC_000077560–000077619

Folder label: “10 March 21, 2002 NEWN AE04513 - AE04803”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE04802 Sample Date/Time: Thursday, March 21, 2002 14:25:56 Sample Type: Sample . Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\dataset\new york city\AE04802.155 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 9.333 54.981 -0.000 -0.00275 544.00 ug/L |> Sc-1 45 515193.026 1.347 515193.026 ug/L I Cr 52 11685.958 1.708 0.006 0.33549 7.96 ug/L 1 Cr 53 3281.626 3.767 0.005 2.46516 5.61 ug/L I Mn 55 804794.719 3.672 1.561 54.61329 2.45 ug/L I Ni 60 3174.922 8.433 0.006 1.18039 9.88 ug/L I Cu 63 7474.814 2.027 0.014 1.19491 1.35 ug/L L Cu 65 3054.544 0.143 0.006 0.99944 1.51 ug/L r Zn 66 2004.241 3.665 -0.020 -1.11196 5.96 ug/L I Zn 67 788.709 3.815 0.002 0.52473 7.34 ug/L I Zn 68 2866.815 6.475 0.000 0.03873 502.36 ug/L I > Ge 72 94203.419 2.769 94203.419 ug/L I As 75 483.472 13.066 0.006 0.28488 9.72 ug/L I Se 77 424.014 5.981 0.003 1.68286 4.93 ug/L L Se 82 155.003 3.414 0.000 0.20630 13.69 ug/L r Ag 107 286.674 7.957 -0.001 -0.11880 2.35 ug/L 1 Cd 111 940.925 3.428 -0.000 -0.00689 31.62 ug/L I Cd 114 228.054 15.334 0.000 0.02112 24.53 ug/L I: In 115 1407595.902 3.427 1407595.902 ug/L I Sb 121 690.366 4.582 0.000 0.04322 6.12 ug/L L Sb 123 496.286 6.133 0.000 0.03357 20.56 ug/L r Ba 135 92152.538 2.825 0.043 27.93530 0.86 ug/L I Ba 137 169711.914 0.980 0.080 29.53191 4.10 ug/L 1> Tb 159 2111475.745 3.122 2111475.745 ug/L I Ho 165 1892170.630 0.549 -0.057 ug/L 1 Tl 205 386.012 5.856 -0.000 -0.00436 8.65 ug/L L Pb 208 3517.635 1.505 -0.001 -0.07456 3.57 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 |> Sc-1 45 96.102 I Cr 52 I Cr 53 1 Mn 55

Sample ID: AE04802 Report Date/Time: Thursday, March 21, 2002 14:27:43 Page 1

NYC-WTC_000077610

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