Research Article

Parrotia persica as a Potential Source of Bioactive Phenolic Compounds: Optimization of Extraction Parameters and Biological Activity Assay

Figure 1

Response surface plot showing the effect of conventional maceration parameters on total phenol and mass extract: (a) solvent-to-feed ratio and time interaction, (b) solvent-to-feed and solvent percent interaction, and (c) time and solvent percent interaction.
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(b)
(c)