保健食品风靡一时 ,其中大多加有茯苓、灵芝、香菇等原料 ,它们的有效成分系多糖类 ,但目前尚无一个统一的测试方法。一般来说 ,多糖的检测方法可分为两大类 :一类是直接测定多糖本身 ,如高效液相色谱法和酶法 ;另一类是利用组成多糖的单糖缩合反应而建立的方法 ,如苯酚 -硫酸 Health food rage, most of which are added Poria, Ganoderma lucidum, mushrooms and other raw materials, their active ingredient is polysaccharides, but there is no unified test method. In general, polysaccharide detection methods can be divided into two categories: one is the direct determination of polysaccharide itself, such as high performance liquid chromatography and enzymatic; the other is the use of polysaccharide composition of the monosaccharide condensation reaction and the establishment of the method, Such as phenol - sulfuric acid