HowthornLeaf ExtractHowthornLeaf Extract  
【Product name】:Howthorn Leaf Extract  
【Specification】: 2%vitexin rhamnoside
【Assay】:HPLC 
【Packing】:25kg/paper drum 
【Introduction】: red brown powdery extract product of Crataegus cuneats Sieb. Et Zucc.  
【Active ingredients】: flavone , etc.