AIM: To evaluate the potential fungicidal activity of a cationic polymer polyethylenimine (PEI).
目的：评估阳离子高分子聚合物聚乙烯亚胺(PEI)的潜在抗真菌活性。
This system consists of bentonite, mixed metal hydroxide, cationic polymer and non-ionic surfactants etc.
该体系是由膨润土，混合金属氢氧化物、阳离子聚合物、非离子表面活性剂等组成的。
Coagulant: Liquid cationic polymer effectively replace or reduce inorganic metal Salts in water treatment.
凝集剂：阳离子聚合物可全部或局部取代金属无机凝聚剂。
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