Bui QT, Nguyen DBT, Nguyen TD, Ta HD. Practical Study of Purification of Lao Cai Wet Process Phosphoric Acid, Based on Tributyl Phosphate (TBP) – Kerosene Mixture Solvent Extraction. old [Internet]. 2019 Jun. 15 [cited 2025 Aug. 2];(134A):6-10. Available from: https://jst.vn/index.php/old/article/view/648