ALP-2 was identified by means of cellulose acetate film(electrophoresis) and HPLC to be a homogeneous polysaccharide,a non-starch polysaccharide without any(protein) and nucleic acid.

• 经醋酸纤维薄膜电泳和HPLC分析证明,ALP-2为纯品。 ALP-2不含蛋白质、核酸,为非淀粉类均一多糖,其相对分子量为459873。