The contents of polysaccharide in \%Zizyphus jujuba MILL\% was measured by phenol-H\-2SO\-4 \{colorimetry.\} The standard substance was pure polysaccharide. The contants of polysaccharide was 55.03%.

• 以大枣多糖纯品为标准品,采用苯酚-硫酸比色法对大枣渣中多糖进行含量测定,结果表明大枣渣中多糖含量为55。03%25。