Photodegradation of Uranium-Citrate Complex with Uranium Recovery

• Published in: Environmental science & technology Vol. 28; no. 7; pp. 1300 - 1306
• Main Authors: Dodge, Cleveland J, Francis, Arokiasamy J
• Format: Journal Article
• Language: English
• Published: Washington, DC American Chemical Society 01.07.1994
• Subjects: 050700 - Nuclear Fuels- Fuels Production & Properties; 400102 - Chemical & Spectral Procedures; 400500 - Photochemistry; 400702 - Radiochemistry & Nuclear Chemistry- Properties of Radioactive Materials; ABSORPTION SPECTROSCOPY; ACETIC ACID; ACETOACETIC ACID; ACETONE; ACTINIDE COMPLEXES; ACTINIDE COMPOUNDS; CARBON COMPOUNDS; CARBON DIOXIDE; CARBON OXIDES; CARBOXYLIC ACID SALTS; CARBOXYLIC ACIDS; CHALCOGENIDES; CHEMICAL REACTIONS; Chemistry; CITRATES; COHERENT SCATTERING; COMPLEXES; DECOMPOSITION; DICARBOXYLIC ACIDS; DIFFRACTION; ELEMENTS; Environmental monitoring; Exact sciences and technology; General and physical chemistry; INORGANIC, ORGANIC, PHYSICAL AND ANALYTICAL CHEMISTRY; KETO ACIDS; KETONES; MALONIC ACID; MONOCARBOXYLIC ACIDS; NONMETALS; NUCLEAR FUEL CYCLE AND FUEL MATERIALS; ORGANIC ACIDS; ORGANIC COMPOUNDS; OXIDES; OXYGEN; OXYGEN COMPOUNDS; PH VALUE; PHOTOCHEMICAL REACTIONS; Photochemistry; Photodegradation; PHOTOLYSIS; Physical chemistry of induced reactions (with radiations, particles and ultrasonics); Pollution; PRECIPITATION; RADIATION CHEMISTRY, RADIOCHEMISTRY, AND NUCLEAR CHEMISTRY; Radioactive materials; SCATTERING; SEPARATION PROCESSES; Soils; SPECTROPHOTOMETRY; SPECTROSCOPY; TITRATION; Uranium; URANIUM COMPLEXES; URANIUM COMPOUNDS; URANIUM OXIDES; URANYL COMPLEXES; X-RAY DIFFRACTION; X-RAY SPECTROSCOPY; Absorption spectrometry; Uranium Oxides; Malonic acid; Uranyl Complexes; Complex acid; Photochemical reaction; Actinide Complexes; Potentiometry; Citric acid; Speciation
• ISSN: 0013-936X; 1520-5851
• DOI: 10.1021/es00056a018

It is shown that photodegradation of uranium-citrate complex provides a method for recovery of uranium from citric acid extracts of contaminated soils, sludges and materials.