In this subject ultrasonic-assisted extraction, macroporous resin adsorption andhigh performace liquid preparative chromatography were coupled to extract andseparate proanthocyanidins from Black Wattle Bark. the results are summarized asfollows:
Response surface method was used to optimize the process of ultrasonicassisted extraction of proanthocyanidins from Black Wattle Bark in this experiment,optimization of process parameters based on the extraction solvent50%ethanol areas follows: extract temperatu...