In this paper, colloid titration is used to measure charge density of CPAM.
通过胶体滴定法测定了CPAM电荷密度，研究了加填及加入CPAM后浆料悬浮液的电荷变化。
The compound flocculant LM - 1 was composed of organic flocculant CPAM and inorganic flocculant PAC.
复合絮凝剂LM - 1由有机絮凝剂CPAM和无机絮凝剂PAC复配而成。
PEI with high cationic charge density could neutralize the anionic trash in DCS and improve the efficiency of CPAM.
高电荷密度的聚乙烯亚胺的加入能够中和DCS中的阴离子垃圾，提高阳离子聚丙烯酰胺的助留效果。
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