In printing, textile and dyeing industry.As a reactive dye printing agent and thicker, Mainly used in starching, finishing and printing.In food industryA: Stabilizer Replacing starch and carrageenan, sodium alginate can be used in beverage, dairy products, iced products.B: Thickener and emulsion As food additive, sodium alginate mainly used in sala flavoring, pudding jam, tomato ketchup and the canned products.C: Hydration Sodium alginate can make noodle, vermicelli and rice noodle more cohesiveness.D: Gelling property With this character, sodium alginate can be make into kinds of gel product. It also can be used as a cover for fruit, meat and seaweed products away from air and keep them stored longer.In medical industrialA: Dental impression material Comparing with the past dental impression material, sodium alginate as dental impression material is used more simpleness.B: Medicine additive Sodium alginate is used in the medicine processing as an additive, the product have more advantages with it, more appreciated by customers.