Silicon dioxide CAS NO.14808-60-7

It is used as catalyst carrier of benzic anhydride, aniline, maleic anhydride, melamine, butadiene rubber, acrylonitrile and other important petrochemical products. It is also widely used for refining petrochemical products, removing aromatics, selective adsorption separation of some organic gases and liquids. It can also be used as an ion exchanger to remove polyvalent harmful elements from water. It is also used for dry storage of materials, instruments and other items and dewatering and refining of high purity gas.