Laboratory-scale evaluations of alternative plutonium precipitation methods
Plutonium(III), (IV), and (VI) carbonate; plutonium(III) fluoride; plutonium(III) and (IV) oxalate; and plutonium(IV) and (VI) hydroxide precipitation methods were evaluated for conversion of plutonium nitrate anion-exchange eluate to a solid, and compared with the current plutonium peroxide precipitation method used at Rocky Flats. Plutonium(III) and (IV) oxalate, plutonium(III) fluoride, and plutonium(IV) hydroxide precipitations were the most effective of the alternative conversion methods tested because of the larger particle-size formation, faster filtration rates, and the low plutonium loss to the filtrate. These were found to be as efficient as, and in some cases more efficient than, the peroxide method. 18 references, 14 figures, 3 tables.
- Research Organization:
- Rockwell International Corp., Golden, CO (United States). Rocky Flats Plant
- DOE Contract Number:
- AC04-76DP03533
- OSTI ID:
- 5318991
- Report Number(s):
- RFP-3589; ON: DE84007334
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
37 INORGANIC
ORGANIC
PHYSICAL AND ANALYTICAL CHEMISTRY
11 NUCLEAR FUEL CYCLE AND FUEL MATERIALS
PLUTONIUM
PRECIPITATION
BENCH-SCALE EXPERIMENTS
CRYSTAL STRUCTURE
OXALATES
PARTICLE SIZE
PLUTONIUM CARBONATES
PLUTONIUM FLUORIDES
PLUTONIUM HYDROXIDES
PLUTONIUM PEROXIDES
ACTINIDE COMPOUNDS
ACTINIDES
CARBON COMPOUNDS
CARBONATES
CARBOXYLIC ACID SALTS
ELEMENTS
FLUORIDES
FLUORINE COMPOUNDS
HALIDES
HALOGEN COMPOUNDS
HYDROGEN COMPOUNDS
HYDROXIDES
METALS
OXYGEN COMPOUNDS
PEROXIDES
PLUTONIUM COMPOUNDS
SEPARATION PROCESSES
SIZE
TRANSURANIUM COMPOUNDS
TRANSURANIUM ELEMENTS
052001* - Nuclear Fuels- Waste Processing
400105 - Separation Procedures
050800 - Nuclear Fuels- Spent Fuels Reprocessing