The determination of the degree of deacetylation of chitosan by linear potentiometric titration was studied, and the determined values were compared with the values determined by acid-base titration.

• 采用线性电位滴定法测定壳聚糖的脱乙酰度,并与酸碱指示剂滴定法测定的结果进行比较,结果表明线性电位滴定法测定比较适合粘度高的样品,且分析速度快,操作简单,精密度高。