Product characteristics: this series of silica additives is mainly used in food, medicine and feed anti-agglomerating agent, thickener, stabilizer and carrier, clarification aid, flavor and flavor adsorption desiccant, the appearance of milky white uniform powder. Due to its large and large specific surface area, silica can act as a spacer between particles of powder materials and promote the flow of powder materials. Its hygroscopicity greatly enhances its anti-agglomeration and adsorption effect. At the same time can be used in the medical industry.