The flocculant SPAN is the graft copolymer of different grafing percent of starch-polyacrylamide.

剂（SPAN）是不同接枝率演粉与聚丙烯酰胺接枝共聚物。

The article introduces the determination and computing method of basicity of the polysalt like polymeric aluminum ferric-calcium magnesium salt flocculants.

本文介绍了多元盐如复合铝铁钙镁盐剂盐基度及其计算法。

An experiment on removing suspended solid(SS)from carclazyte catalyst production wastewater was carried out using 4 inorganic flocculants and 3 organic flocculants.

用4种无剂和3种有剂进行了脱除全白土催化剂生产废水(简称废水)中固体悬浮物(SS)实验研究。