The adsorption ability of 4A zeolite on simulated nuclide Sr2+

被引:0
|
作者
Xu, Zhonghui [1 ,2 ,3 ,4 ,5 ]
Zheng, Lei [1 ]
机构
[1] Southwest Univ Sci & Technol, Minist Educ, Key Lab Solid Waste Treatment & Resource Recycle, Mianyang 621010, Sichuan, Peoples R China
[2] Chongqing Univ, State Key Lab Coal Mine Disaster & Control, Chongqing 400044, Peoples R China
[3] Southwest Univ Sci & Technol, Key Subject Lab Natl Def Radioact Waster & Enviro, Mianyang 621010, Sichuan, Peoples R China
[4] Chongqing Univ, Chongqing 400044, Peoples R China
[5] Zhineng Electrofacing Co Ltd, Chongqing 400044, Peoples R China
来源
DISASTER ADVANCES | 2013年 / 6卷
基金
中国国家自然科学基金;
关键词
4A zeolite; Simulated nuclide Sr2+; Orthogonal project; Saturated adsorption quantity; TRANSPORT; BEHAVIOR;
D O I
暂无
中图分类号
P [天文学、地球科学];
学科分类号
07 ;
摘要
To explore the adsorption behavior between 4A zeolite and simulated nuclide Sr2+ the orthogonal project was carried out to investigate the adsorption ability of 4A zeolite on simulated nuclide Sr2+ under the different conditions (reaction time adsorption temperature pH). The XRD patterns of 4A zeolite after adsorption presented a phenomenon that diffraction peak became lower than that before adsorption. The saturated adsorption quantity of 4A zeolite was calculated to be 151.17mg/g under the different initial concentration. The sequence of three impact factors was adsorption time > pH > reaction time. The best adsorption condition was that pH 11.5 adsorption temperature 35 degrees C reaction time 5h. It turned out that the initial concentration of simulated nuclide Sr2+ impacted the adsorption process heavily.
引用
收藏
页码:78 / 83
页数:6
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