The differential pulse adsorptive stripping voltammetric behaviour of the indium-Hcup system on the mercury-film electrode was investiga ted in NH4 CJ (pH 5.0) medium. Also, the mechanism of adsorptive accumulation was discussed.

• 本文以汞膜电极于NH_4Cl介质(pH5.；0)中；研究了钢铁试剂存在下；痕量铟的差分脉冲吸附溶出伏安行为；并探讨了吸附机理。