未知生产厂商
An antioxidant flavonoid, occurring especially in woody plants as both (+)-catechin and (-)-epicatechin (cis) forms.
An antioxidant flavonoid, occurring especially in woody plants as both (+)-catechin and (-)-epicatechin (cis) forms.
每项发明一条，涵盖美国、欧洲、PCT 与中国的同族专利。
