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

絮凝剂（SPAN）是不同接枝率的演粉与聚丙烯酰胺的接枝共聚物。

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絮凝剂盐基度的测试及其计算方法。

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种无机絮凝剂和3种有机絮凝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)的实验研究。