scholarly journals Preparation, Characterization and Ion-Exchange Properties of an Organic-Inorganic Composite Cation Exchanger: Polyaniline-Bi(III) Iodovanadate and Catalytic Properties of Bi(III) Iodovanadate Inorganic Ion Exchanger

Author(s):  
Nainar Kohila ◽  
Kasi Sathiyaseelan ◽  
Mariyathanislas Sagaya Lourdhu Sumithra
1982 ◽  
Vol 17 (7) ◽  
pp. 935-943 ◽  
Author(s):  
S. Waqif Husain ◽  
Sh. Rasheedzad ◽  
J. L. Manzoori ◽  
Y. Jabbari

1990 ◽  
Vol 68 (2) ◽  
pp. 346-349 ◽  
Author(s):  
K. V. Surendra Nath ◽  
S. N. Tandon

A new crystalline layered inorganic ion exchanger tin(IV) arsenophosphate with the formula Sn(HAsO4)(HPO4)•H2O has been prepared by refluxing the amorphous precursor. This exchanger has been characterized by X-ray powder pattern, chemical analysis, IR spectra, and thermal dehydration. Its ion exchange behaviour towards sodium ions is reported. The exchanger has an exchange capacity of 5.36 mequiv./g for Na+. The performance of tin(IV) arsenophosphate is compared with crystalline tin(IV) phosphate and arsenate. Keywords: cation exchanger, crystalline tin(IV) arsenophosphate, ion exchange, thermal behaviour, X-ray studies.


2012 ◽  
Vol 30 (1) ◽  
pp. 177-182 ◽  
Author(s):  
Seyed Javad Ahmadi ◽  
Ramin Yavari ◽  
Parviz Ashtari ◽  
Vanik Gholipour ◽  
Leila Kamel ◽  
...  

1983 ◽  
Vol 18 (1) ◽  
pp. 93-93
Author(s):  
S. Waqif Husain ◽  
Sh. Rasheedzad ◽  
J. L. Manzoori ◽  
Y. Jabbari

1975 ◽  
Vol 53 (17) ◽  
pp. 2586-2590 ◽  
Author(s):  
J. P. Rawat ◽  
S. Qasim Mujtaba

A new inorganic ion-exchanger, tantalum arsenate, has been prepared under varying conditions. The exchanger prepared by mixing 0.1 M tantalum pentoxide and 0.1 M sodium arsenate in the ratio of 1:4 at pH 0 has been studied in detail for its ion-exchange capacity, pH titrations, and Kd values. The material can be prepared reproducibly. Its analytical importance has been established by the following quantitative separations: Zr4+ from Tm3+, Zr4+ from Eu3+, Pr3+ from Eu3+, and Pr3+ from Tm3+.


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