Figure 4. Cu(mg/l) = 1.28339-5.41E-02*t+9.46E-03*t**2, Cu(mg/l) = - 8.24 + 0.765 pH + 0.166 T(°C), (R2 = 81.8%)

From

Computer Modelling of the Concentration of Heavy Metals in Artificial Borings

Timothy M. Akpomie, Eno O. Ekanem, Mohammed M. Adamu, Janet O. Akpomie

World Journal of Analytical Chemistry. 2016, 4(1), 6-10 doi:10.12691/wjac-4-1-2