[product introduction] The product is white or gray white particles. In addition to the pore structure and adsorption performance of ordinary silica gel, it also has good water resistance, does not crack when encountering water, and has long service life. [product use] 1.It is used for drying and purification of compressed air and air separation industry as adsorbent for acetylene and carbon dioxide 2.Used as liquid adsorbent and catalyst carrier in petrochemical, electric power, brewing and other industries. 3.It is used as the buffer desiccant of ordinary silica gel protective bed. [package]: 20kg or 25kg / bag, composite bag, lined with polyethylene bag