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以接枝改性后的纤维素SCB为载体,采用液相还原法制备改性纤维素负载零价铁吸附剂ZVI-SCB,利用XRD、ESEM进行表征,并研究其对三氯甲烷(TCM)的去除性能.系统探讨了不同材料、ZVI-SCB投加量、TCM的初始质量浓度、pH值和氯离子质量浓度对TCM去除性能的影响.在ZVI-SCB投加量为5g/L,TCM的初始质量浓度为36.7mg/L,pH值为3.1时,TCM的去除率高达84.4%.采用准一级方程和准二级方程对ZVI-SCB去除TCM的过程进行拟合,准二级动力学方程相关系数R的范围为0.996~0.999,证明ZVI-SCB对TCM的去除过程符合二级动力学模型.
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中国环境科学
ISSN: 1000-6923
CN: 11-2201/X
Year: 2014
Issue: 1
Page: 105-110
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 2
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