Min. Order Reference FOB Price
500 kg US$350.00-700.00 / kg
Product Description
Product Description SILICA GEL BLEACHING SAND Silica gel bleaching sand is made of silica gel, its main content is SiO2 , which is environmental than other material, it is widely used in waste oil refining, such as waste black diesel oil, red diesel oil ,dark color diesel oil, dark color ...