The mechanism and determination method of iodimetrically determining the content of active chlorine in calcium hypochlorite produced by using caustic soda and lime as raw materials are introduced.

• 叙述了碘量法测定钠法次氯酸钙产品中有效氯的测试方法、反应原理,以及通过大量的实验确定了碘量法测定钠法次氯酸钙产品中有效氯含量的最佳的操作条件。