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Title: BEHAVIOR OF PLUTONIUM IN THE PHOSPHORIC ACID-TRIFLUOROACETIC ACID SYSTEM

Journal Article · · Journal of Inorganic and Nuclear Chemistry (England) Merged with Inorg. Nucl. Chem. Lett. to form Polyhedron

Plutonium (III) and (IV) are efficiently extracted from concentrated trifluoroacetic acid solution into 85% phosphoric acid. Extraction of plutonium(III), followed by further contacting with the trifluoroacetic acid phase, results in rapid conversion of the plutonium to the tetravalent state, the trifluoroacetic acid acting as a catalyst for the air oxidation. The same phosphate complex results from the extraction-oxidation of plutonium (III) and the extraction of plutonium(IV), and it does not contain trifluoroacetic groups. Plutonium (IV) trifluoroacetic, Pu(C F/sub 3/COO)/sub 4/. xH/sub 2/O was prepared as a precipitate by allowing a trifluoroacetic acid solution of plutonium(III) to air oxidize. (auth)

Research Organization:
General Electric Co., Richland, Wash.
NSA Number:
NSA-18-013926
OSTI ID:
4087139
Journal Information:
Journal of Inorganic and Nuclear Chemistry (England) Merged with Inorg. Nucl. Chem. Lett. to form Polyhedron, Vol. Vol: 26; Other Information: Orig. Receipt Date: 31-DEC-64
Country of Publication:
Country unknown/Code not available
Language:
English