7.应用：
Sodium alginate can be used to make ice cream and ice cream;
As a stabilizer for cookies and bread, it makes cookies crispy and not easily broken;
Sodium alginate is a good thickener for jam, jelly, tomato sauce, pudding, and salad seasoning;
Sodium alginate can be used as a stabilizer and clarifier for beer;
Apply a layer of sodium alginate film on fruits, fish, and other foods to extend storage time.