Effect of complexing agent on transport of lanthanoid elements across versatic acid liquid membrane
Description
Transport of several trivalent lanthanoids (La, Nd, Sm, Eu, Tb, Tm, and Lu) was examined across a supported liquid membrane (SLM) containing Versatic 10 (VA10) in kerosene. Lanthanoids in the feed solution can be effectively transported and concentrated into the product solution. Separation factors obtained from the transport rates for lighter lanthanoids were larger than those for heavier lanthanoids, in agreement with the result on the distribution ratios in liquid-liquid extraction. The separation factors for heavier lanthanoids were enhanced by the addition of citrate to the feed solution. The transport rate was controlled by the extraction process from the feed solution to the SLM and the diffusion process of lanthanoid VA10 complexes in SLM
Additional details
Publishing Information
- Journal Title
- Separation Science and Technology
- Journal Volume
- 27
- Journal Issue
- 7
- Series
- Sep. Sci. Technol.
- Journal Page Range
- 863-873
- ISSN
- 0149-6395
- CODEN
- SSTED
INIS
- Country of Publication
- United States
- Country of Input or Organization
- United States
- INIS RN
- 23069763
- Subject category
- S37: INORGANIC, ORGANIC, PHYSICAL AND ANALYTICAL CHEMISTRY;
- Resource subtype / Literary indicator
- Numerical Data
- Descriptors DEI
- ADDITIVES; CARRIERS; CITRATES; COMPARATIVE EVALUATIONS; COMPLEXES; DIFFUSION; EDTA; EUROPIUM; EXPERIMENTAL DATA; KEROSENE; LANTHANUM; LANTHANUM 140; LUTETIUM; LUTETIUM 177; MEMBRANE TRANSPORT; MEMBRANES; NEODYMIUM; NEODYMIUM 147; PERFORMANCE; PH VALUE; SAMARIUM; SAMARIUM 153; SEPARATION PROCESSES; TERBIUM; TERBIUM 160; THULIUM; THULIUM 170; TRACER TECHNIQUES
- Descriptors DEC
- AMINO ACIDS; BETA DECAY RADIOISOTOPES; BETA-MINUS DECAY RADIOISOTOPES; CARBOXYLIC ACID SALTS; CARBOXYLIC ACIDS; CHELATING AGENTS; DATA; DAYS LIVING RADIOISOTOPES; ELECTRON CAPTURE RADIOISOTOPES; ELEMENTS; ENERGY SOURCES; EVALUATION; EVEN-ODD NUCLEI; FOSSIL FUELS; FUELS; GAS OILS; INFORMATION; INTERMEDIATE MASS NUCLEI; INTERNAL CONVERSION RADIOISOTO; ISOMERIC TRANSITION ISOTOPES; ISOTOPE APPLICATIONS; ISOTOPES; LANTHANUM ISOTOPES; LIQUID FUELS; LUTETIUM ISOTOPES; METALS; NEODYMIUM ISOTOPES; NUCLEI; NUMERICAL DATA; ODD-EVEN NUCLEI; ODD-ODD NUCLEI; ORGANIC ACIDS; ORGANIC COMPOUNDS; PETROLEUM; PETROLEUM DISTILLATES; PETROLEUM FRACTIONS; PETROLEUM PRODUCTS; RADIOISOTOPES; RARE EARTH NUCLEI; RARE EARTHS; SAMARIUM ISOTOPES; TERBIUM ISOTOPES; THULIUM ISOTOPES