Table 6 Logarithmic equations of the reaction coefficient of heavy metal dissolved phase.

From: Simulation and modelling of heavy metals and water quality parameters in the river

Number of equation

Heavy metal

Equation

19

Pb

\({\mathrm{k}}_{pb}=-0.01268\,\mathrm{ln T}-0.05859\,\mathrm{ln DO}+0.23847\,\mathrm{lnpH}-0.02424\mathrm{ln EC}-0.14389\)

20

Cd

\({\mathrm{k}}_{cd}=0.07045\,\mathrm{ln T}+0.49898\,\mathrm{ln DO}-2.83921\,\mathrm{lnpH}+0.2832\mathrm{ln EC}+2.50094\)

21

Zn

\({\mathrm{k}}_{zn}=-0.00659\,\mathrm{ln T}-0.02739\,\mathrm{ln DO}+0.10763\,\mathrm{ln pH}-0.01018\,\mathrm{ln EC}-0.05939\)