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Updated: Jun 21, 2026
09:38
Fabrication Procedures and Birefringence Measurements for Designing Magnetically Responsive Lanthanide Ion Chelating Phospholipid Assemblies
Published on: January 3, 2018
Tuning halides recognition via side chain engineering in magnetically composite for DBP precursors capture.
1School of Environment, Harbin Institute of Technology, 73 Huanghe Road, Harbin, Heilongjiang 150090, China.
Journal of Hazardous Materials
|June 19, 2026
Summary
A new magnetic composite, AQBP, precisely removes iodide and bromide from water. This cost-effective solution enhances drinking water safety by targeting these disinfection byproduct precursors in complex aquatic environments.
Area of Science:
- Environmental Chemistry
- Materials Science
- Water Treatment Technologies
Background:
- Disinfection byproducts (DBPs) are a major concern in water treatment due to iodide (I⁻) and bromide (Br⁻) contamination.
- Existing methods struggle with selective removal of these precursors in complex water matrices.
Purpose of the Study:
- To develop a magnetic composite (AQBP) for precise capture of I⁻ and Br⁻.
- To evaluate AQBP's efficiency and selectivity against existing materials in diverse aquatic environments.
Main Methods:
- Synthesis of a magnetic composite (AQBP) with tailored side chains for halide recognition.
- Comparative performance analysis of AQBP against control composites (PSMP) and commercial resins (MIEX, D201).
- Assessment of removal efficiency in various aquatic matrices, including estuarine water, under competitive anion conditions.
Main Results:
- AQBP demonstrated precise sequestration of I⁻ and Br⁻ across complex aquatic matrices.
- Achieved >80% removal efficiency for trace precursors even with 1000-fold higher competing anion concentrations.
- Showcased excellent capture performance in real coastal estuarine water samples.
Conclusions:
- AQBP offers superior selectivity and capture efficiency for I⁻ and Br⁻ due to its unique structure and functional groups.
- The developed material is an innovative and cost-effective solution for large-scale water treatment.
- AQBP holds significant promise for improving drinking water safety by mitigating DBP formation.
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