Decolorizing sand, is also called oil decolorized sand and can replace decolorizing clay to deal with different oil industry. It has good fluidity and function of deacidification, deodorization, decolorization and adsorption and filtration media. It is used in the final refining process in the diesel production process (used in the outflow of diesel). A certain proportion of black diesel oil is light yellow transparent after being adsorbed and purified by filter sand (decolorized sand).
