Puerarin, CAS No.: 3681-99-0, White crystaler with bitter taste, the purity is 97%min (HPLC), Has increased immunity, increased myocardial contractility, protect myocardial , and reduce blood pressure, antiplatelet aggregative activity.Our main products include: High Purity Vanadium Pen, Bismuth Vanadate yellow P.Y.184, Vanadium-nitrogen alloy, Â High boiling point solvent, toinitiator, Oxymatrine, Matrine, Puerarin, Glycyrrhizin, Monoammonium Glycyrrhizinate, Diammonium Glycyrrhizinate, etc.