The author outlines the type, characteristics of coagulant popularly used; especialy discusses the application conditions and extents of polyacrylamide, polyiron sulfate and poly alum.

介目前应用的聚的种类、性质,较详尽的论述聚丙烯酰胺、聚合铁和聚合铝高分化合物的使用条件和应用范围。

Study the effect of nine kinds of coagulant aid and precipitant aid such as atlapulgite to coagulant aluminum salt dispose of organic wastewater of high concentration, then optimize and assemble.

研究采用活性白土等九种助助沉在铝盐混理高浓度有机废水时的作用,继而进行优化组合,结果良好,例如用微量聚丙烯酰胺和0。