Are you going to wholesale astaxanthin 20%/30% oil from a professional astaxanthin 20%/30% oil producer and supplier? it is one of the well-known astaxanthin 20%/30% oil manufacturers in China, welcome to contact our factory.Name:AstaxanthinCAS#: 472-61-7Molecular Formula: C40H52O4Molecular Weight: 596.85Specification: 20/30 % Astaxanthin assay by HPLCAstaxanthin Use appropriate: Protection measures to avoid direct contact. For fortification and coloration of oil-based foods such as margarine, edible oil, salad and snacks. Also used for soft capsules.   Product Characteristics:Appearance: Dark red oil odour :characteristic  Shelf Life: Two years Storage: Store in cool