A novel substitutive differential potentiometric stripping analysis(DPSA) for the determination of Pb via bismuth-film electrode by standard addition method was proposed.

• 研究了镀铋膜电极替代镀汞膜电极的微分电位溶出分析法(DPSA)测定铅的方法,考察了同位镀铋膜测定铅的条件。