The optimum conditions for the determination of Sc3+ by using polarographic adsorptive waveof Sc3+ -Ca2+ -alizarin red S (ARS)-polynuclear complex have been investigated.

• 报道了钪-钙-茜素S（ARS）异多核络合物极谱吸附波的形成及利用它测定钪的最佳实验条件。