Name :Dihydromyricetin DMY Latin Name: Myrica rubra Bieb.et Zucc; Ampolopsis grossedentata W.T.Wang. Specification: Dihydromyricetin DMY 90% ,98% (HPLC) CAS No: 27200-12--0 Molecular weight: 320 Molecular formula: C15H12 O8 Product type: white powdered extract Part of the plant used: Leaves , bark Extract method: Ethanol / water Boiling point: 780.7°C at 760 mmHg What is Vine tea. Packing Detail: Packed in paper-drums and two plastic-bags inside. Net weight:25kgs/drum. Storage situation: Stored in a cool and dry well-closed container, keep away from moisture and strong light/heat. Shelf Life: 2 years when properly stored Vine tea is one of a rare plant. Botanical name is ampelopsis grossedentata, it is one kind of typical tea plant, \"Chinese Herbal Medicine Collection\" wrote that the vine tea (Teng Cha )has a glycol flavor, the nature is cool; it can alleviate fevers, dis-intoxicate, cure rheumatism, strengthen physique, diuresize, and many other functions. The vine tea (Teng Cha) contains rich flvones, amino acids, vitamins; proteins and essential trace element, in which the content of total flavones, and Dihydromyricetin elementis are especially high.