多选题:关于絮凝剂与反絮凝剂的叙述正确的是

题目内容:
关于絮凝剂与反絮凝剂的叙述正确的是 A.絮凝剂能够使ξ电位降低
B.反絮凝剂能够使ξ电位降低
C.絮凝剂能够增加体系稳定性
D.反絮凝剂能够降低体系稳定性
E.同一电解质既可是絮凝剂也可以是反絮凝剂
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