... is used for food additive, breed aquatics, and environment protection.It is used as bactericide, antiseptic ... , solving acid pharmaceutical, bleaching agent of oils and the quick-drying pharmaceutical of sealing the clay. ... of food, tooth powder and cosmetics, and the nonpoisonous disinfectant of seed and grain in the agriculture. ... the fruit, inserting of the rice and the bleaching of paper pulp, fur ...