Moderately efficient leaching of rare earth elements from phosphogypsum via crystal regulation with EDTA-2Na during gypsum phase transformation and recovery by precipitation
Qingjun Guan, Ying Sui, Weijian Yu, Yongjie Bu, Chuxiong Zeng, Chufeng Liu, Zhenyue Zhang, Zhiyong Gao, Chi Ru-an
Topics & Concepts
PhosphogypsumGypsumChemistryLeaching (pedology)DissolutionSulfuric acidPhosphoric acidPrecipitationMineralogyMetallurgyChemical engineeringInorganic chemistryGeologyMaterials scienceRaw materialOrganic chemistryMeteorologySoil scienceEngineeringPhysicsSoil waterRadioactive element chemistry and processingExtraction and Separation ProcessesGeochemistry and Elemental Analysis