... , rubber industry, also used as detergent, flame retardant, used as food industry culture, soda and carbon dioxide in the cold drink ... in all kinds of need to add raising agent of food, according to production needs moderate use.Fifth, Used as a ... , etc.Sixth, Injection with carbon alkali balance medicine. Used in food, medicine, film, tanning, dressing, metallurgy, fiber, rubber industry, etc, also ...