Minimum | Maximum | Mean | Std. Dev. | Kurtosis | Skewness | Control sample | |
Fe (mg/L) | 0.007 | 0.561 | 0.190 | 0.19 | 0.119 | 1.056 | 0.005 |
Cu (mg/L) | 0.014 | 0.165 | 0.063 | 0.062 | −1.061 | 0.985 | 0.004 |
Cd (mg/L) | 0.002 | 0.075 | 0.015 | 0.027 | 6.887 | 2.618 | BDL |
Pb (mg/L) | 0.009 | 0.152 | 0.081 | 0.050 | −1.083 | 0.02 | 0.001 |
Zn (mg/L) | 0.017 | 0.233 | 0.069 | 0.073 | 2.002 | 1.712 | 0.002 |
Ni (mg/L) | 0.002 | 0.006 | 0.004 | 0.002 | −2.231 | 0.567 | BDL |
Cr (mg/L) | BDL | - | - | - | - | - | BDL |