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