Process for the plutonium decontamination of an organic solvent

Compositions – Radioactive compositions – Nuclear reactor fuel

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210639, 423 10, 423 8, G21F 906

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044041306

ABSTRACT:
Process for the plutonium decontamination of an organic solvent comprising adding to the said organic solvent a reducing agent which is a dialkyl dithiophosphoric acid and which is soluble in the organic solvent, bringing the organic solvent containing the reducing agent into contact with an acid aqueous solution and separating the aqueous solution containing the plutonium from the decontaminated organic solvent, useful in reprocessing of irradiated nuclear fuels.

REFERENCES:
patent: 3580705 (1971-05-01), Coleman et al.
patent: 3980750 (1976-09-01), Cousinou et al.
M. Curtui, I. Haiduc, Solvent Extraction of Dioxouranium (VI) with Dialkylphosphorodithioc Acids-VI, J. Inorg. Nucl. Chem., vol. 43, pp. 1078-1079, 1981.

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