What does this research mean for the field?

Eichhornia crassipes biochar produced via slow pyrolysis effectively removes Reactive Yellow 176 dye from aqueous solutions. Novelty: ClaimNovelty.CONFIRMATORY. Consensus alignment: ConsensusAlignment.NEUTRAL.

What question did this study set out to answer?

The aim is to evaluate the potential of Eichhornia crassipes biochar in removing Reactive Yellow 176 dye from water.

March 1, 2026RSC Sustainability1 citationsOpen Access

Eichhornia crassipes biochar using slow pyrolysis technique for the removal of Reactive Yellow 176 dye from aqueous medium: Isotherm, kinetics and thermodynamics study

NFNawshin Farzana RMRayhan Bin MasudBangladesh University of Engineering and Technology THTahzib Rayhan Rayhan Himadry

Key Points

The aim is to evaluate the potential of Eichhornia crassipes biochar in removing Reactive Yellow 176 dye from water.
Biochars produced at 300°C, 500°C, and 700°C via slow pyrolysis
Assessment of adsorption capacities for Reactive Yellow 176 dye
Characterization of biochars prepared at different temperatures
Analysis of isotherm, kinetics, and thermodynamic parameters
Higher temperatures resulted in different characteristics and adsorption behaviors
Biochar showed significant adsorption capacities for Reactive Yellow 176 dye
Thermodynamic analysis indicated favorable adsorption conditions

Abstract

Biochars (300BC, 500BC, and 700BC) were produced from water hyacinth at 300°C, 500°C, and 700°C pyrolysis temperatures. The adsorption capacities were evaluated using Reactive Yellow 176 dye. Characterization of the...

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