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Molecular formula: C16H12O7 Molecular Weight: 316.27 C A S No. :480 -19-3 Product Description: It mainly come from plants of Elaeagnus fruit of sea buckthorn Hippophae fhamnoides L. Isorhamnetin is the main active ingredient of sea buckthorn flavonoid. Main effects: increase micro vascular blood flow, antioxidant, anti-inflammatory, anti-allergy and regulation of immune function. Properties: yellow or brown-yellow fine powder. Odorless, slightly bitter taste. Soluble in ethanol, ethyl acetate, and organic solvent. Slightly soluble in alkaline solution, insoluble in water. Specification: ≥ 10%, 20%, 30%, 40%, 50%, 65% Detection methods: HPLC Applications: health care products, pharmaceuticals.