香蕉皮对低浓度含铅废水吸附性能研究
白鹭,吴春英,谷风,王丽敏
吉林化工学院 资源与环境学院
Study on Adsorption of Pb2+ in Low Concentration Wastewater by Banana Peel
BAI Lu, WU Chun-ying, GU Feng, WANG Lin-min
摘要
利用香蕉皮制成吸附剂,对含有Pb2+ 的模拟废水进行吸附。分别对吸附剂粒径、pH值、废水中Pb2+ 初始浓度、吸附时间及吸附剂投加量条件对吸附程度进行考察。实验结果表明,香蕉皮吸附的最佳条件为:香蕉皮粒径为100目,pH=5,废水中Pb2+ 浓度50mg/L,吸附时间为90min,香蕉皮投加量为0.5g,最高吸附量为9.16 mg/g,在此条件下,100mL水样,30℃条件下,香蕉皮对Pb2+ 吸附率在90%以上。
关键词:
香蕉皮
Pb2+
吸附性能
Abstract:
Banana peel was made from adsorbent for adsorption of Pb2+ from simulated wastewater.The adsorption efficicncy of adsorbent grain size,pH,initial Pb2+ concentration,adsorption time and banana peel dosage was investigated. The experiment results showed that the optimum operating conditions were banana peel grain size of 100 meshes, pH of 5.0,Pb2+ concentration of 50 mg/L , adsorption time of 90 min and banana peel dosage of 0.5g, the adsorption capacity of banana peel reached to 9.16 mg/L, Under these conditions, more than 90%of Pb2+ was removed from 100 mL of simulated wastewater at 30℃.
Key words:
banana peel
Pb2+
adsorptive property
出版日期: 2018-09-25
发布日期: 2018-09-25
整期出版日期: 2018-09-25
引用本文:
白鹭, 吴春英, 谷风, 王丽敏. 香蕉皮对低浓度含铅废水吸附性能研究
[J]. 吉林化工学院学报, 2018, 35(9): 76-79.
BAI Lu, WU Chun-ying, GU Feng, WANG Lin-min. Study on Adsorption of Pb2+ in Low Concentration Wastewater by Banana Peel
. Journal of Jilin Institute of Chemical Technology, 2018, 35(9): 76-79.
链接本文:
http://xuebao.jlict.edu.cn/CN/10.16039/j.cnki.cn22-1249.2018.09.017
或
http://xuebao.jlict.edu.cn/CN/Y2018/V35/I9/76
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