Complex Formation of Nickel(II) and Copper(II) with Barbituric Acid
Figure 1
Potentiometric pH profiles for solutions containing (I) BA, M and Ni(II) and BA in the ratios, (II) 1 : 1 ( M and M), (III) 1 : 2 ( M and M), and (IV) 1 : 3 ( M and M), respectively, °C and MKNO3.