This paper deals with the treatment of arsenic_containing waste water in the purification section of sulfuric acid unit,and its process and mechanism are also introduced.

• 对硫酸生产中净化工序废水进行处理,根据其含砷量多少,介绍其处理方法、工艺流程及机理,经处理后的污水均可达到国家排放标准。