Optimization of biodiesel production using sulfonated carbon-based catalyst from an amazon agro-industrial waste

[Display omitted] •Murumuru kernel shell was used as precursor biomass for synthesis of sulfonated catalyst.•The optimization of biodiesel production resulted in ester contents around 90%.•12.4 ppm chlorophyll in jupati oil deactivates the catalyst in the first reaction cycle.•The acid solid from th...

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