It is mainly used as the additive for the lubricant of internal-combustion engine. It is a kind of superfinishedmulti-purpose additive for barium-based grease and oil. It can also be used for beet sugar fabrication and medicine. It is the rawmaterial of plastic and rayon. It can be used as resin stabilizer. It is suitable for organic synthesis and other barium salt fabrication, demineralization of water, glass and porcelain enamel industries.