H He, F Xu, Q Li, P Dong, J Zheng, C Wu, Z He, J Qu… - Hydrometallurgy, 2021 - Elsevier
Extraction and separation of hafnium (Hf) from zirconium (Zr) in HNO 3 solution were carried
out with Cyanex572 as extractant. Hf could be selectively extracted with an optimized …