Improving Sulfamethoxazole Removal with Modified Ultrafiltration Membranes
Author Information
Author(s): Hidalgo Asunción María, Murcia María Dolores, Gómez María, Collado-González M. Mar, Montiel María Claudia, Martínez Marta
Primary Institution: University of Murcia
Hypothesis
Can different modification techniques enhance the efficiency of ultrafiltration membranes in removing sulfamethoxazole?
Conclusion
The study found that while the native membrane had the highest permeate flux, the rGO-modified membrane achieved higher rejection rates for sulfamethoxazole under certain conditions.
Supporting Evidence
- The rGO-modified membrane showed the highest rejection values for sulfamethoxazole.
- Modified membranes had lower permeability coefficients than the native membrane, which was unexpected.
- Fouling studies indicated that fouling occurred after the passage of the pollutant in most cases.
Takeaway
This study looked at how changing the surface of water filters can help them remove a specific drug better. Some changes worked well, but others made the filters less effective.
Methodology
The study involved modifying ultrafiltration membranes with reduced graphene oxide, chitosan, and magnesium chloride, followed by testing their effectiveness in removing sulfamethoxazole.
Limitations
The modifications did not always lead to expected increases in membrane permeability, and further research is needed to optimize these modifications.
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website