Separation of three flavonoid glycosides from Polygonum multiflorum Thunb. leaves using HSCCC and their antioxidant activities

Polygonum multiflorum Thunb. is a traditional herb which was widely distributed in China. The leaves of P. multiflorum (PML), which contains lots of antioxidant constituents, are often used for tea. In this study, three flavonoid glycosides were successfully separated and characterized from the ethy...

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