The impmvment and the implementary process of testing methods of the hydrolysis degree of a partly hydrolysis colloidal polyacrylaminde are proposed according to a large number of experimental data.

• 以大量的实验数据为证，提出胶状部分水解聚丙烯酰胺水解度测试的改进方法及其实施步骤，与标准方法相比，所提方法简便、科学、实用。