Studies on the extraction of plutonium(IV) from aqueous nitric acid - oxalic acid by aliquate-336
Journal Article
·
· Solvent Extr. Ion Exch.; (United States)
The extraction of Pu(IV) by Aliquate-336 from aqueous nitric acid containing oxalic acid was studied with a view to exploring the feasibility of recovery of Pu(IV) from Pu(IV) oxalate precipitation effluents. Distribution ratio data were obtained as a function of concentration of nitric acid, oxalic acid and Aliquate-336. The data obtained revealed that Pu(IV) can be extracted almost quantitatively by 20% Aliquate-336 in xylene from aqueous medium containing oxalic acid up to 0.25 M provided the nitric acid concentration is greater than or equal to 4 M. These data suggest that Pu(IV) can be recovered directly from nitric acid - oxalic acid waste generated in Pu-oxalate precipitation by Aliquate-336 extraction. 6 tables.
- Research Organization:
- Bhabha Atomic Research Center, Trombay, India
- OSTI ID:
- 5152185
- Journal Information:
- Solvent Extr. Ion Exch.; (United States), Journal Name: Solvent Extr. Ion Exch.; (United States) Vol. 1:4; ISSN SEIED
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400105* -- Separation Procedures
ACTINIDES
CARBOXYLIC ACID SALTS
CARBOXYLIC ACIDS
CHEMICAL ANALYSIS
DICARBOXYLIC ACIDS
DISTRIBUTION
ELEMENTS
EXTRACTION
HYDROGEN COMPOUNDS
INORGANIC ACIDS
METALS
NITRIC ACID
ORGANIC ACIDS
ORGANIC COMPOUNDS
OXALATES
OXALIC ACID
PLUTONIUM
QUANTITATIVE CHEMICAL ANALYSIS
SEPARATION PROCESSES
SOLVENT EXTRACTION
TRANSURANIUM ELEMENTS
400105* -- Separation Procedures
ACTINIDES
CARBOXYLIC ACID SALTS
CARBOXYLIC ACIDS
CHEMICAL ANALYSIS
DICARBOXYLIC ACIDS
DISTRIBUTION
ELEMENTS
EXTRACTION
HYDROGEN COMPOUNDS
INORGANIC ACIDS
METALS
NITRIC ACID
ORGANIC ACIDS
ORGANIC COMPOUNDS
OXALATES
OXALIC ACID
PLUTONIUM
QUANTITATIVE CHEMICAL ANALYSIS
SEPARATION PROCESSES
SOLVENT EXTRACTION
TRANSURANIUM ELEMENTS