Optimization of conditions for the preparation of hypericum biochar by central composite design for the treatment of heavy metal wastewater
Chenhao SONG, Wen GU, Anqi JIA, Yingtong FANG, Na LIU, Xingyong LI, Wei ZHANG, Yubao CHEN
Industrial Water Treatment . 2025, (8): 59 -65 .  DOI: 10.19965/j.cnki.iwt.2024-0641