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STUDY ON REMOVAL OF Zn2+ IN WASTEWATER BY MODIFIED CLINOPTILOLITE
Author(s): Zhu Youli, Shi Yongsheng, Gao Tianxia
Pages: 105-
108
Year: 2011
Issue:
4
Journal: Technology of Water Treatment
Keyword: 改性沸石; Zn2+; 吸附; 废水处理;
Abstract: 采用Nacl-MnO2联合的方式对天然斜发沸石进行改性,在静态条件下,对改性沸石处理模拟含锌废水进行了试验研究,考察了吸附时间,吸附剂投量、Zn2+初始浓度和pH对改性沸石吸附Zn2+的影响.结果表明,在温度为25℃,pH为5.0~6.0,Zn2+初始质量浓度≤50 mg·L-1,按锌与改性沸石质量比为1.40投加改性沸石进行处理,Zn2+去除率可迭90%以上,模拟含锌废水经改性沸石处理后,水中锌...
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