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← Document results/DEP Box 63/18 April 3, 2002 NEWQ AE05063 - AE05850
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Water metal analysis results, April 3, 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 3, 2002.

NYC-WTC_000077991–000078100

Folder label: “18 April 3, 2002 NEWQ AE05063 - AE05850

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: CeV STD1 30 PPB Sample Date/Time: Wednesday, April 03, 2002 15:15:45 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york city\CCV STD1 30 PPB.425 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 14545.775 1.525 0.028 30.35345 3.45 ug/L |> Sc-1 45 527522.186 2.436 527522.186 ug/L Cr 52 309085.498 3.286 0.570 30.85337 5.82 ug/L I Cr 53 37171.606 3.506 0.069 31.27287 1.10 ug/L I Mn 55 455668.574 0.817 0.863 28.96572 2.36 ug/L I Ni 60 77101.344 0.366 0.146 29.74516 2.60 ug/L I Cu 63 171021.731 2.585 0.324 30.62261 0.20 ug/L L Cu 65 86632.582 2.876 0.164 30.92348 5.13 ug/L r Zn 66 58419.472 3.085 0.581 30.43914 0.85 ug/L I Zn 67 9618.853 3.381 0.095 28.39536 5.59 ug/L I Zn 68 43522.702 0.251 0.433 29.26667 2.37 ug/L i> 6e 72 99502.786 2.461 99502.786 ug/L As 75 65974.570 1.768 0.662 31.29819 3.96 ug/L I Se 77 5548.082 2.787 0.054 31.19488 0.63 ug/L L Se 82 7540.870 2.839 0.074 30.01698 2.89 ug/L r Ag 107 350478.464 1.674 0.253 29.79149 1.17 ug/L I Cd 111 86985.610 1.641 0.062 29.38060 1.14 ug/L I Cd 114 213613.173 2.008 0.155 30.31218 2.55 ug/L i> In 115 1382112.535 0.560 1382112.535 ug/L Sb 121 277833.558 2.620 0.201 29.84749 3.18 ug/L L Sb 123 217227.565 0.262 0.157 29.45100 0.34 ug/L r Ba 135 85096.361 1.885 0.046 30.26313 4.34 ug/L I Ba 137 154853.960 0.342 0.084 31.14492 2.16 ug/L |> Tb 159 1845864.008 2.477 1845864.008 ug/L I Ho 165 1897497.052 2.101 0.134 ug/L I Tl 205 822483.945 4.031 0.445 31.82925 1.68 ug/L L Pb 208 1076138.913 0.746 0.582 30.80755 1.94 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff r Be 9 i> Sc-1 45 95.697 I Cr 52 Cr 53 I Mn 55

Sample ID: CeV STD1 30PPB Report Date/TIme: Wednesday, April 03, 2002 15:18:06 Page 1

NYC-WTC_000078035

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