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Kinetics comparison on simultaneous and sequential competitive adsorption of heavy metals in red soilsWANG Yan(王艳)1, 2, LI Zhong-wu(李忠武)1, 2, HUANG Bin(黄斌)1, 2, JIANG Wei-guo(蒋卫国)3, GUO Liang(郭亮)1... amount of Cd is the minimum in simultaneous competitive adsorption experiment. As heavy metals are added into red soils sequentially, the heavy metal adsorptions are relatively hard to reach equilibrium......
Competitive adsorption of Cu(II) and Pb(II) ions from aqueous solutions by Ca-alginate immobilized activated carbon and Saccharomyces cerevisiaeLU Ming(卢明)1, 2, LIU Yun-guo(刘云国)1, 2, HU Xin-jiang(胡新将... was successfully regenerated using 1 mol/L HNO3 solution.Key words:competitive adsorption; Cu(II); Pb(II); Saccharomyces cerevisiae; kinetics; equilibrium isotherms......
Effect of Competitive Adsorption between Sodium Tripolyphosphate and Naphthalene Superplasticizer on Fluidity of Cement Paste谭洪波,MA Baoguo,LI Xiangguo,JIAN Shouwei,YANG HuState Key Laboratory... tested to research the competitive adsorption between naphthalene superplasticizer(FDN) and STPP. The experimental results showed that the presence of STPP could significantly improve the fluidity......
The Competitive Adsorption Characteristics of Welan Gum and Superplasticizer in Cement Mortar赵青林1,2,ZHANG Yulin1,2,LIU Ciqi1,2,ZENG Luping1,2,CHEN Shihua21. State Key Laboratory of Silicate Materials... of mortar decreased sharply,so it should be used together with a superplasticizer to enable good workability.With its powerful charge density in the molecular structure,the competitive adsorption between......
+, and the fixed bed can used repeatedly under wide experimental conditions. Competitive adsorption results in the binary system show that the modified bagasse has higher affinity toward Pb2 + than Cu2... has adverse effect on the adsorption of heavy metal ions. Key words: fixed bed; adsorption; bagasse; breakthrough curve; competitive adsorption 化学沉淀法,电解法,吸附法,离子交换法,膜分离法等传统方法在含铅废水的处理上应用十分广泛,但仍然存在着诸多问题......
. In the three systems, there may be adsorption to Cl-, and Ac- during the adsorption process of resin to Cr(Ⅵ), and the competitive adsorption of Cl- and to Cr(VI) is stronger than... Adsorption of XSD-296 resin for Cr(Ⅵ) SHU Zeng-nian(舒增年)1, DU Rong-jun(杜荣军)2, WANG Xu(王 旭)1, Xiong Chun-hua(熊春华)3, LI Tao(李 涛)2 1. Department of Chemistry, Lishui University, Lishui 323000, China......
-containing seawater is lower than that in a solution just with the presence of uranium. This may be due to the competitive adsorption of other metal ions and/or the pH of the uranium-containing seawater... J. Cent. South Univ. (2021) 28: 1955-1965 DOI: https://doi.org/10.1007/s11771-021-4744-4 Microwave hydrothermal synthesis, characterization and excellent uranium adsorption properties of CoFe2O4......
Preparation of Fe3O4-octadecyltrichlorosilane for Removal of Methyl Orange and Methylene Blue: Influence of p H and Ionic Strength on Competitive Adsorption胡耀强1,2,QUAN Chaoming1,3,GUO Min1,3,叶秀深1,3,吴... and used to remove dyes in a competitive system.Fe3O4-OTS was prepared by slow hydrolysis of OTS in cyclohexane on the surface of Fe3O4obtained through coprecipitation method.Scanning electron microscope......
Study on Competitive Power of Rare Earth Industry in China Li Guoping1,Qian Jiuhong2 (1.School of Government, Peking University, Beijing 100871, China;2.Institute of Science and Technology... in technology. This article aims at analyzing the competitive power of China''s rare earth industry in the application of "Diamond framework, Determinants of National Advantage" written by Michael......
and the adsorption density of CMC decreases in the presence of a pre-adsorbed layer of PAX. However, there is no competitive adsorption on the chlorite surface between PAX and CMC, while PAX can not be adsorbed on the chlorite surface. Key words: chlorite; pyrite; potassium amyl xanthale; flotation separation; carboxy methyl cellulose; competitive adsorption 硫化镍矿是我国金属镍资源的主要来源.然而我国硫化镍矿资源中存在大量的低品位硫化镍矿,矿......