Properties: White fine powder without smell and taste. Hardly soluble in water and enthanol, but soluble in lower density acid.

Application: In food industry, it used as alkaline reagent, nutrition supplement reagent, the dough regulation reagent, solidification reagent, yeast foodstuff, resist of lumping reagent, loosen reagent, fermented reagent, glue candy auxiliary reagent, improvement reagent, surface colouring agent of food and so on.