方法采用纯物理的工艺流程过程和紫外线分光光度法从生姜中提取黄酮类物质，对所提取的黄酮类物质进行验证。
MethodsUse purely physical process flow and spectrophotometry to introduce the method of which extracted the flavanone from the gingers, and check the flavanone which extracted from the Lotus rhizome.
利用紫外分光光度计和高效液相色谱仪建立了色谱纯乙腈的性能和质量的评价方法。
A evaluation method for the performances and quality of chromatographic grade acetonitrile with ultraviolet spectrophotometry and high performance liquid chromatography is presented.
方法采用纯物理的工艺流程过程和分光光度法从淡竹叶中提取黄酮类物质，对所提取的黄酮类物质进行验证。
Methods Pure physical process flow and spectrophotometry were used to extract flavones from Lophatheri Gracilis and validate the extracted flavones.
方法采用纯物理的工艺流程过程和分光光度法从竹叶中提取黄酮类物质，对所提取的黄酮类物质进行验证。
MethodsPurely physical process flow and spectrophotometry were used to extract and check the flavanone of the leaves of Phyllostachyspubescens.
方法采用纯物理的工艺流程过程和分光光度法从茶叶中提取黄酮类物质，对所提取的黄酮类物质进行验证。
Methods A purely physical technological process and a spectrophotometry were used to extract the flavones from folium Camelliae.
方法采用纯物理的工艺流程过程和分光光度法从茶叶中提取黄酮类物质，对所提取的黄酮类物质进行验证。
Methods A purely physical technological process and a spectrophotometry were used to extract the flavones from folium Camelliae.
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