Adsorption of uranium(VI) and zirconium(IV) from acid solutions on silica gel
Journal Article
·
· Separation Science and Technology; (United States)
- Boris Kidric Inst. of Nuclear Sciences, Belgrade (Yugoslavia)
- Univ. of Belgrade (Yugoslavia)
Adsorption of uranium(VI) and zirconium(IV) from aqueous solutions on silica gel was investigated by the batch equilibration method. The influence of shaking time and concentrations of nitric acid (i.e., pH of solution) and metal ions in solution were studied. Adsorption of uranium(VI) and zirconium(IV) increases with an increase of pH (decrease of nitric acid concentration) and ion concentrations. The adsorption mechanism of uranium(VI) and zirconium(IV) from aqueous solutions on silica gel is proposed. It is shown that zirconium(IV) and uranium(VI) can be separated if the concentration of nitric acid in solution is higher than 0.01 mol/dm{sup 3}.
- OSTI ID:
- 7265941
- Journal Information:
- Separation Science and Technology; (United States), Journal Name: Separation Science and Technology; (United States) Vol. 27:12; ISSN 0149-6395; ISSN SSTED
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400105* -- Separation Procedures
ACTINIDES
ADSORBENTS
ADSORPTION
AQUEOUS SOLUTIONS
DATA
DISPERSIONS
ELEMENTS
EXPERIMENTAL DATA
HYDROGEN COMPOUNDS
INFORMATION
INORGANIC ACIDS
METALS
MIXING
MIXTURES
NITRIC ACID
NUMERICAL DATA
PH VALUE
QUANTITY RATIO
SAMPLE PREPARATION
SILICA GEL
SOLUTIONS
SORPTION
SORPTIVE PROPERTIES
SURFACE PROPERTIES
TRANSITION ELEMENTS
URANIUM
ZIRCONIUM
400105* -- Separation Procedures
ACTINIDES
ADSORBENTS
ADSORPTION
AQUEOUS SOLUTIONS
DATA
DISPERSIONS
ELEMENTS
EXPERIMENTAL DATA
HYDROGEN COMPOUNDS
INFORMATION
INORGANIC ACIDS
METALS
MIXING
MIXTURES
NITRIC ACID
NUMERICAL DATA
PH VALUE
QUANTITY RATIO
SAMPLE PREPARATION
SILICA GEL
SOLUTIONS
SORPTION
SORPTIVE PROPERTIES
SURFACE PROPERTIES
TRANSITION ELEMENTS
URANIUM
ZIRCONIUM