Process Optimization for Acid Hydrolysis and Characterization of Bioethanol from Leftover Injera Waste by Using Response Surface Methodology: Central Composite Design

<div>(a) The 3D response surface plot for the ethanol yield at a higher level of temperature (116°C). (b) The 3D response surface plot for the ethanol yield at a lower level of temperature (104°C).</div>

International Journal of Analytical Chemistry

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Figure 4: Process Optimization for Acid Hydrolysis and Characterization of Bioethanol from Leftover Injera Waste by Using Response Surface Methodology: Central Composite Design 

Figure 4 | Process Optimization for Acid Hydrolysis and Characterization of Bioethanol from Leftover Injera Waste by Using Response Surface Methodology: Central Composite Design 