After separation,circum? uence and at last,the white attapulgite clay is obtained.The results show that this process can not only speed up the reaction velocity and shorten the hal...

• 研究结果表明；这一工艺不仅加快了反应速率；与常规酸化法相比时间缩短近一半；同时铁脱除率最高可达91.；2%25；白度可达76