葛根多糖含量的比较测定

Assay of polysaccharide and content comparison in Gegen

摘要: 目的:测定不同来源葛根及同属植物根中多糖的含量,为葛根的质量评价及资源利用提供科学依据。方法:采用苯酚-浓硫酸反应后分光光度法测定多糖含量。结果和结论:不同种葛及同种葛不同产地的多糖含量差异较大,以粉葛的含量最高,野葛则以南方产的明显高于北方产的

Abstract: OBJECTIVE: To determine polysaccharide contents in Pueraria root and other plants of Pueraria DC. from China. METHODS: Polysaccharide in Gegen was determined by UV spectrophotometer at 490 nm, with phenol concentrated sulfuric acid as the color developer