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Study on Adsorption Effect of Ca2+ & Mg2+ Ion with Sodium Humic Acid
Author(s): 
Pages: 37-40
Year: Issue:  12
Journal: Environmental Science and Management

Keyword:  腐殖酸钠吸附镁离子;
Abstract: 实验研究了腐殖酸钠混合液对钙、镁离子的吸附性能.高温条件下由草炭和NaOH制取的腐殖酸钠混合液,吸附水中的钙镁离子,结果发现:随着混合液用量的增加,其对钙镁离子的去除效率增加.当混合液用量为8 ml时,二者的吸附效率均在88%以上,其中对镁离子的去除率可达100%,而且由于钙镁离子具有相同的核外电子层结构及类似的化学性质,因此混合液对钙镁离子的去除效果类似,表明腐殖酸钠混合液对钙镁离子具有极好的去除效果,可广泛应用于处理含钙镁离子的污水.
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