The catechin, ursolic were determined by HPLC.The polysaccharide and tannide were determined by sulphoacid-phenol and complexometric titration methods respectively.
用HPLC法测定儿茶素和熊果酸，硫酸-苯酚法测定
，
合滴定法测定鞣质的
量。
The catechin, ursolic were determined by HPLC.The polysaccharide and tannide were determined by sulphoacid-phenol and complexometric titration methods respectively.
用HPLC法测定儿茶素和熊果酸，硫酸-苯酚法测定，合滴定法测定鞣质的量。
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