Table 1.

Concentration ratio of Co(II) to Ni(II) in the bath solution

Solution No.	Concentration ratio of the metallic species in the bath	Amount of powder in the reaction solution (g/L)	Final solution (mL)
	[Co(II)/Ni(II)]	Co/Ni
1	90:10	12.6:1.3	50
2	80:20	11.2:2.6	50
3	70:30	9.8:3.9	50
4	60:40	5.2:8.4	50
5	50:50	6.5:7.0	50