Properties: Molecular Formula: mSiO2-nH2O. It is a white powder, inorganic chemical products, is a fine chemical class of high-tech products. Its physical and chemical properties: non-toxic, odorless, non-flammable, non-explosive, non-volatile, non-corrosive, large pore volume, surface activity. Chemically stable, not with acid, alkali effect (except hydrofluoric acid). Usage: thickener, silica powder having a small particle, large pore volume, surface activity characteristics, resulting in the production process of beer, edible oil filtering agents do stabilizers, the coating oil production process, do matting agent, a plastic film agent to do the opening production, do senior filler in the production of household chemicals, pharmaceutical industry do to help stream etc.. Manufacturers of silica gel powder, silica powder prices, the use of silica powder, powder silica thickener, the amount of silica powder, silica gel powder wholesale. Welcome to the new and old customers to negotiate!