Study on the Extraction Technology Optimization of Polysaccharide from Dendrobium nobile Lindl.by Orthogonal Design
FAN Yi-jun et al(College of Life Science,Sichuan University,Chengdu,Sichuan 610064)
[Objective]The research aimed to optimize the extraction technology of polysaccharide from Dendrobium nobile Lindl.[Method] The extraction technology was optimized by orthogonal experiment,according to the effects of extraction temperature,time and extraction times.[Result] The optimum conditions were determined as follows: extracted for three times and every extraction for 2 h at 100 ℃.[Conclusion] The results showed that the technology had high accuracy,good stability and reproducibility.And it can be used to extract polysaccharide from Dendrobium nobile Lindl.