As an activator in the production of activated carbon, inorganic industry makes activated carbon become porous and increases its surface area. It is also used as a raw material for the manufacture of anti-dissolving foam extinguishing fluid. Organic industry as a solvent for polyacrylonitrile, organic synthesis of contact agents, dehydrating agent. Shrinkage mixture, deodorant. Special surface activators and catalysts used in the production of vanillin, aldehyde-free, anti-inflammatory drugs and cationic exchange resins. The petroleum industry is used as a purifier. The dye industry is used as a stabilizer for color developing salt of ice dye, and also for the production of reactive dyes and cationic dyes. Rubber industry as a vulcanization accelerator ZPC auxiliary material. Printing and dyeing industry as mordant, mercerizing agent, weight - adding agent. Zinc ion additive for ammonium salt zinc plating industry. The pigment industry USES white pigments as raw materials. The metallurgical industry is used to produce aluminium alloys and to treat metal surfaces.