共 22 条
- [21] Preparation of SiO2/Nb2O5/ZnO mixed oxide by sol-gel method and its application for adsorption studies and on-line preconcentration of cobalt ions from aqueous medium Tarley, C.R.T. (ctarleyquim@yahoo.com.br), 1600, Elsevier B.V. (239):
- [22] Preparation, spectral characterization and antimicrobial activities of Schiff base complexes derived from 4-aminoantipyrine. Mixed ligand complexes with 2-aminopyridine, 8-hydroxyquinoline and oxalic acid and their pyrolytical products JOURNAL OF THE CHINESE CHEMICAL SOCIETY, 2004, 51 (5A) : 901 - 915