... -carotene powder, anti-aging 2. CAS number: 7235-40-7 3. Red fine powder 4. 1% water soluble, 10%, 20%, 96% powder ... Beta-carotene B-CaroteneCAS No.7235-40-7Specification1%(WS), 10%, 20%, 96% powderMolecular formulaC40H56Shelf Life2 yearsPhysical CharacteristicsAppearanceDark red fine powderOdor & TasteCharacteristicParticle ...