“碘、溴混合液中 I-、Br-的连续测定—电位滴定法”是仪器分析教学中的一个基础实验。该实验可帮助学生深入理解电位滴定法的原理与有关的数据处理方法、熟练掌握酸度计的使用方法。该实验用银电极做指示电极、饱和甘汞电极做参比电极构成工作电池 ,可表示为 :Hg,Hg2 Cl2 |饱 “Continuous Determination of I- and Br- in Potassium Iodide and Bromide Mixtures - Potentiometric Titration” is a basic experiment in instrumental analysis teaching. The experiment can help students understand the principle of potentiometric titration and related data processing methods, master the use of acid meter. The experimental silver electrode as the indicator electrode, saturated calomel electrode reference electrode to form a working cell can be expressed as: Hg, Hg2 Cl2 | full