The main purpose of gluconate is as a protein coagulant, which can be used in the production of tofu; sour agent, can be used in fruit juice drinks and jelly; preservative, can be used Keep the elasticity of the meat; leavening agent, compatible with sodium bicarbonate, mixed into baking powder for bread food. As a chelating agent, it can be used in grape juice or other fruit juices. Adding this product can prevent the formation of tartar. For dairy products, the formation of milk can be