Study on Extraction Process of Total Flavonoids from Dewaxed Propolis with Ethanol by Warm-immersion
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Study on Extraction Process of Total Flavonoids from Dewaxed Propolis with Ethanol by Warm-immersion
Chinese Journal of Experimental Traditional Medical FormulaeVol. 16, Issue 10, Pages: 15-18(2010)
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Published:2010
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LIANG Bao-jun, CHEN Shao-min, TIAN Jing-zhen. Study on Extraction Process of Total Flavonoids from Dewaxed Propolis with Ethanol by Warm-immersion[J]. Chinese journal of experimental traditional medical formulae, 2010, 16(10): 15-18.
DOI:
LIANG Bao-jun, CHEN Shao-min, TIAN Jing-zhen. Study on Extraction Process of Total Flavonoids from Dewaxed Propolis with Ethanol by Warm-immersion[J]. Chinese journal of experimental traditional medical formulae, 2010, 16(10): 15-18.DOI:
Study on Extraction Process of Total Flavonoids from Dewaxed Propolis with Ethanol by Warm-immersion
Objective: To determine the optimum extraction process of total flavonoids from dewaxed propolis with ethanol by warm-immersion. Method: Removed bee wax with water from raw propolis before extraction. With total flavonoids yield as index
based on the single factors test
orthogonal experiment was performed so as to optimize the extraction parameters. Result: The optimum extraction process of total flavonoids from dewaxed propolis with ethanol by warm-immersion was as follows: cold leaching for 1 h
ethanol concentration 80%
solid-liquid ratio 1 ∶12
extracting for 1 h
extracting temperature at 60 ℃
extracting for 2 times. Conclusion: The optimum extraction process was achieved