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A large volume of low-concentration molybdenum-containing wastewater was often produced during the beneficiation and metallurgical processes, which seriously endangered human health and the ecological environment. In this work, MIL-100(Fe)MIL-100(Fe) was prepared via a hydrothermal method to removeRemove Mo(VI) ionsMo(VI) ions from the simulated metallurgical waste liquidWaste liquid. The influences of solution pH and initial Mo(VI) ionsMo(VI) ions concentration on the molybdenum removal effect were systematically investigated. The mechanism of Mo(VI) ionsMo(VI) ions removal by MIL-100(Fe) was explored by Langmuir, Freundlich, Temkin, and Dubinin–Radushkevich adsorptionAdsorption isotherm models. The results showed that the maximum adsorptionAdsorption capacity of Mo(VI) ionsMo(VI) ions by MIL-100(Fe) was 72.57 mg/g, with the adsorptionAdsorption mechanism primarily driven by monolayer chemisorption. This study provides a new perspective and technical reference for treating molybdenum-containing wastewater.

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Removal Studies of Mo(VI) Ions from Simulated Metallurgical Waste Liquid by MIL-100(Fe)

  • 会议论文

  • 发表日期：

    2025年

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  • Zhan Chu,
  • Hongfei Ma,
  • Wenjuan Wang,
  • Yanfang Huang,
  • Guihong Han

摘要

A large volume of low-concentration molybdenum-containing wastewater was often produced during the beneficiation and metallurgical processes, which seriously endangered human health and the ecological environment. In this work, MIL-100(Fe)MIL-100(Fe) was prepared via a hydrothermal method to removeRemove Mo(VI) ionsMo(VI) ions from the simulated metallurgical waste liquidWaste liquid. The influences of solution pH and initial Mo(VI) ionsMo(VI) ions concentration on the molybdenum removal effect were systematically investigated. The mechanism of Mo(VI) ionsMo(VI) ions removal by MIL-100(Fe) was explored by Langmuir, Freundlich, Temkin, and Dubinin–Radushkevich adsorptionAdsorption isotherm models. The results showed that the maximum adsorptionAdsorption capacity of Mo(VI) ionsMo(VI) ions by MIL-100(Fe) was 72.57 mg/g, with the adsorptionAdsorption mechanism primarily driven by monolayer chemisorption. This study provides a new perspective and technical reference for treating molybdenum-containing wastewater.