Solvent extraction separation of cerium(III) from transition elements with 15-crown-5 with picrate as the counter ion

Effect of crown ethers on the solvent ex

Effect of crown ethers on the solvent extraction and separation of lanthanide(III) ions with 4-benzoyl-3-methyl-1-phenyl-2-pyrazolin-5-one

✍ Maria A. Petrova; Ivan L. Dukov 📂 Article 📅 2008 🏛 Versita 🌐 English ⚖ 313 KB

## Abstract Synergistic solvent extraction of 14 lanthanides with mixtures of 4-benzoyl-3-methyl-1-phenyl-2-pyrazolin-5-one (HP) and the crown ethers (S), 18-crown-6, benzo-18-crown-6 or dibenzo-18-crown-6 from an aqueous chloride medium with the constant ionic strength of 0.1 mol dm−3 was investig