HOU Li-wei, YANG Feng-mei, YANG Ming, et al. Optimization of Soaking Extraction Technology of Total Flavonoids from Nelumbinis Folium by Box-Behnken Design[J]. Chinese journal of experimental traditional medical formulae, 2013, 19(18): 51-54.
DOI:
HOU Li-wei, YANG Feng-mei, YANG Ming, et al. Optimization of Soaking Extraction Technology of Total Flavonoids from Nelumbinis Folium by Box-Behnken Design[J]. Chinese journal of experimental traditional medical formulae, 2013, 19(18): 51-54. DOI: 10.11653/syfj2013180051.
Optimization of Soaking Extraction Technology of Total Flavonoids from Nelumbinis Folium by Box-Behnken Design
Objective: To optimize soaking extraction technology of total flavonoids from Nelumbinis Folium. Method: Based on single factor experiments
with yield of total flavonoids as index
factors such as ethanol concentration
extraction time
liquid-solid ratio and extraction temperature were optimized by Box-Behnken response surface design. Result: The best technology parameters were as follows:extracted twice with 39 times the amount of 51% ethanol at 71 ℃
62 min per time
yield of total flavonoids was 6.21%. Conclusion: This extraction process by constant temperature soaking was stable and practicable.