【Product name】: Dandelion Extract 【Specification】: 4% flavonoids【Assay】: UV 【Introduction】: powdery Extract of Taraxacum Monglicum Hand.Mazz.. 【Chemical ingredients】: Flavonoids, Taraxasterols 【Remark】: flavone 4%, 8%, Taraxasterols 1%-20% of Extract , or other Specifications