The paper introduces the kinds of domestic aluminium hydroxide and the differences in their acid solubilities. It provides the conditions for raw material selection for basicaluminiumchloride.
本文介绍了目前国内出售的氢氧化铝的类别及其酸溶性差异，提供选择碱式氯化铝原料的依据。
2
The said method is used for muddy water made up from extra-fine impurities, its water-purification efficiency is over three times that of basicaluminiumchloride water-purifying agent;
该方法用于超细杂质形成的浊水，其净水效率是碱式氯化铝净水剂的三倍以上；
3
The paper introduces the methods of making basicAluminiumChloride from coal ash, and also studies the main factors of making process.