Nano-La₂O₃-Modified Pumice

High loading, fast P removal

A hydrothermal route yields high loading of La₂O₃ nanoparticles on pumice with disordered hierarchical structure, enabling superior phosphate uptake and anion tolerance over conventional lanthanum sorbents.

Yi-Fan, Xiao · Yang, Yong · Wang, Decai · Yu-Ming, Su · Jing, Wu · Liu, Jiaqi · Li-Li, Yang · Jin, Zhen

Journal of Environmental Chemical Engineering 2024

Specifications

Theoretical adsorption capacity

{'zh': '82.77', 'en': '82.77'} mg P/g

Advantages

Kinetics fit pseudo-second-order model

Isotherm fits Sips model

High phosphate removal over wide pH with strong anion competition resistance