Senna leaves are dry leaflets of the leguminous senna. It has the effect of diarrhea heat conduction, convenient water, and has anti-viral, antibacterial, hemostasis, anti-oxidation and other effects, among which steroids are active ingredients in senna.

Suzhou Bojie Resin Technology Co., Ltd. provides macroporous adsorption resin for the separation of diterpenoids in senna leaves. Macroporous resin is a kind of high physical and chemical stability, mild analytical conditions, convenient regeneration, long service life, and cost saving.