3. Physicochemical properties This product is a yellow or orange crystal powder, odorless and tasteless. It is insoluble in water, ethanol, acetone, trichloromethane or diethyl ether, and soluble in a hydroxide base or carbonate. 4. Applicable scope: It can be used as a feed additive, food additive and bulk pharmaceutical chemical. 5. Pharmacopeia for reference: USP, BP, EP and ChP. 6. Package: 20 kg or 25 kg/carton or fiber can, or 500 kg/ton bag. It is sealed for storage, away from light.