... 98% 1, Best quality & competitive price 2, ISO facility CAS 20362-31-6 Arctiin Arctigenin-4-glucoside plant extract 98% 1, Best ... : Arctiin Arctigenin-4-glucosideMolecular Formula: C27H34O11 Molecular Weight: 534.55226 CAS Number: 20362-31-6Botanical Source: ArctiumCatalogue No.: A10002Purity: > 98% by ...