Kinetics of uptake of Cu2+ and Cd2+ by Mg-Al layered double hydroxides intercalated with citrate, malate, and tartrate
被引:37
|
作者:
论文数: 引用数:
h-index:
机构:
Kameda, Tomohito
[1
]
Takeuchi, Hidenori
论文数: 0引用数: 0
h-index: 0
机构:
Tohoku Univ, Grad Sch Environm Studies, Aoba Ku, Sendai, Miyagi 9808579, JapanTohoku Univ, Grad Sch Environm Studies, Aoba Ku, Sendai, Miyagi 9808579, Japan
Takeuchi, Hidenori
[1
]
论文数: 引用数:
h-index:
机构:
Yoshioka, Toshiaki
[1
]
机构:
[1] Tohoku Univ, Grad Sch Environm Studies, Aoba Ku, Sendai, Miyagi 9808579, Japan
In this study, kinetics of the uptake Of Cu2+ and Cd2+ by Mg-Al layered double hydroxides (Mg-Al LDHs) intercalated with citrate(3-) (C6H5O73-), malate(2-) (C4H4O52-), and tartrate(2-) (C4H4O62-) ill the interlayer were examined. When the Mg-Al LDHs were added to Cu2+ and Cd2+ solutions of a constant pH of 5.0. the concentrations Of Cu2+ and Cd2+ decreased with increasing temperature. The uptake was shown to occur as chelation between the heavy metal ions and the organic acid anions. The uptake rate equation was found to be dependent on the type of chelate formed. (C) 2009 Elsevier B.V. All rights reserved.
机构:
Tohoku Univ, Grad Sch Environm Studies, Aoba Ku, Sendai, Miyagi 9808579, JapanTohoku Univ, Grad Sch Environm Studies, Aoba Ku, Sendai, Miyagi 9808579, Japan
机构:
Univ Teknol MARA, INTEC Educ Coll, Shah Alam, Malaysia
Univ Teknol MARA, Fac Sci Appl, Shah Alam, MalaysiaUniv Teknol MARA, INTEC Educ Coll, Shah Alam, Malaysia
Yasin, Yamin
Mohamad, Maszlin
论文数: 0引用数: 0
h-index: 0
机构:
Univ Teknol MARA, Fac Sci Appl, Shah Alam, MalaysiaUniv Teknol MARA, INTEC Educ Coll, Shah Alam, Malaysia
Mohamad, Maszlin
Saad, Ahmad
论文数: 0引用数: 0
h-index: 0
机构:
Univ Teknol MARA, INTEC Educ Coll, Shah Alam, Malaysia
Univ Teknol MARA, Fac Sci Appl, Shah Alam, MalaysiaUniv Teknol MARA, INTEC Educ Coll, Shah Alam, Malaysia
Saad, Ahmad
Sanusi, Azlin
论文数: 0引用数: 0
h-index: 0
机构:
Univ Teknol MARA, INTEC Educ Coll, Shah Alam, Malaysia
Univ Teknol MARA, Fac Sci Appl, Shah Alam, MalaysiaUniv Teknol MARA, INTEC Educ Coll, Shah Alam, Malaysia
Sanusi, Azlin
Ahmad, Faujan Haji
论文数: 0引用数: 0
h-index: 0
机构:
Univ Teknol MARA, Fac Sci Appl, Shah Alam, MalaysiaUniv Teknol MARA, INTEC Educ Coll, Shah Alam, Malaysia
机构:
Cent S Univ, Coll Chem & Chem Engn, Changsha 410083, Peoples R China
Cent S Univ, Coll Minerals Proc & Bioengn, Changsha 410083, Peoples R ChinaCent S Univ, Coll Chem & Chem Engn, Changsha 410083, Peoples R China
Jiao, F. P.
Chen, X. Q.
论文数: 0引用数: 0
h-index: 0
机构:
Cent S Univ, Coll Chem & Chem Engn, Changsha 410083, Peoples R ChinaCent S Univ, Coll Chem & Chem Engn, Changsha 410083, Peoples R China
Chen, X. Q.
Liu, L.
论文数: 0引用数: 0
h-index: 0
机构:
Cent S Univ, Coll Chem & Chem Engn, Changsha 410083, Peoples R ChinaCent S Univ, Coll Chem & Chem Engn, Changsha 410083, Peoples R China
Liu, L.
Hu, Z. D.
论文数: 0引用数: 0
h-index: 0
机构:
Cent S Univ, Coll Chem & Chem Engn, Changsha 410083, Peoples R ChinaCent S Univ, Coll Chem & Chem Engn, Changsha 410083, Peoples R China
Hu, Z. D.
Hu, Y. H.
论文数: 0引用数: 0
h-index: 0
机构:
Cent S Univ, Coll Minerals Proc & Bioengn, Changsha 410083, Peoples R ChinaCent S Univ, Coll Chem & Chem Engn, Changsha 410083, Peoples R China
Hu, Y. H.
Wang, Y. H.
论文数: 0引用数: 0
h-index: 0
机构:
Cent S Univ, Coll Minerals Proc & Bioengn, Changsha 410083, Peoples R ChinaCent S Univ, Coll Chem & Chem Engn, Changsha 410083, Peoples R China
机构:
Tohoku Univ, Grad Sch Environm Studies, Aoba Ku, Sendai, Miyagi 9808579, JapanTohoku Univ, Grad Sch Environm Studies, Aoba Ku, Sendai, Miyagi 9808579, Japan