Enhanced adsorption of phenolic compounds using biomass-derived high surface area activated carbon: Isotherms, kinetics and thermodynamics
2024

Using Cassia Fistula Pods to Remove Phenolic Compounds from Water

publication 10 minutes Evidence: high

Author Information

Author(s): Praveengouda Patil, Gautham Jeppu, Vallabha Manjunath Singanodi, Girish Chikmagalur Raju

Primary Institution: Manipal Academy of Higher Education, Manipal

Hypothesis

Can activated carbon made from Cassia fistula pods effectively remove phenolic pollutants from water?

Conclusion

The study found that activated carbon from Cassia fistula pods can effectively remove phenol and 2,4-dichlorophenol from water, achieving removal efficiencies of 80% and 93%, respectively.

Supporting Evidence

  • The activated carbon had a surface area of 1146 m2/g.
  • The maximum sorption capacity for phenol was 183.79 mg/g.
  • The maximum sorption capacity for 2,4-DCP was 374.4 mg/g.
  • The adsorption process was dominated by physical adsorption.

Takeaway

Scientists made a special type of charcoal from Cassia fistula pods to clean dirty water by removing harmful chemicals called phenols.

Methodology

The study involved creating activated carbon from Cassia fistula pods and testing its ability to adsorb phenol and 2,4-DCP under various conditions.

Limitations

The study may not account for all environmental variables affecting adsorption in real-world scenarios.

Digital Object Identifier (DOI)

10.1007/s11356-024-32971-1

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