caustic lime

Three softening methods had been tested, and the result showed that the efficiency of calcined soda-caustic soda softening method was better than calcined soda softening method and calcined soda-lime softening method to treat the system effluent with higher permanent hardness.

对三种软化方法的考察结果表明，对于永硬较高的循环水系统排污水，纯碱烧碱法的软化效果优于纯碱法和纯碱石灰法。

Morphological changes& penetration of na~+ and ca~ ( 2+) in pigskin collagen fibrils during the process of caustic soda and lime swelling

碱、灰膨胀过程中猪皮胶原原纤维的形态变化及Na~+、Ca~（2+）的渗透

This bag is a desiccant and its major ingredient is caustic lime.

本干燥剂之主要成份为生石灰.

While extending caustic soda capacity, Chlor-Alkali Plant of Shandong Huayang Pesticide Chemical Industry Group changed the accident chlorine treatment facility from lime water absorbing accident chlorine into caustic soda solution absorbing accident chlorine.

山东华阳农药化工集团氯碱厂烧碱生产装置扩能的同时，事故氯处理装置由石灰水吸收事故氯改造为碱液吸收。