Physical and chemical properties:White crystals.Melting point 240 °C. Soluble in water and alcohol, aqueous solution is almost neutral, insoluble in ether, petroleum ether, benzene and carbon disulfide. A slight stench of fish, salty bitter taste, easily deliquescence, unstable in alkaline solution. Use :For the treatment of fatty liver and cirrhosis, also used as feed additives, can stimulate the ovaries and more eggs, litter and livestock, fish, weight gain, etc.