Distillation device was slightly improved,analyzed by carbon dioxide and determined by water for the analysis of acetic acid from cuprammonia,with recovery of 97%.

• 用蒸馏法测定醋酸铜氨液中醋酸的分析方法,操作简单,终点明显,但是在测定过程中二氧化碳对测定结果有很大影响。