Optimization of Physicochemical Parameters during the Electrocoagulation Cadmium Elimination

Table 7

Solution’s pH evolution.

	A	B	C	D	E	F	G	H	I
pH initial	7.09	7.09	7.69	7.03	7.13	7.08	7.06	7.23	7
pH final	6.71	7.49	7.38	7.01	7.36	7.3	7.65	7.67	6.66
ΔpH	−0.38	0.4	−0.31	−0.02	0.23	0.22	0.59	0.44	−0.34