White flakes or white pearls. Caustic soda is in a white crystalline solid state,Strong hygroscopicity, easily soluble in water,Heat is released during the dissolution process,Further increase in solubility. Caustic soda is easily soluble in ethanol and glycerol,But insoluble in ether, acetone, and Liquid ammonia.Caustic alkali has a corrosive effect on fiber,skin,glass and ceramics.It is divided into pearls, flakes and liquid forms in terms of morphology.
It is used in producing paper, detergent, synthesized fatty acid and refining vegetable fat. In dyeing industry, it can be used as desizing agent and washing agent; In chemicals industries, it can be used in producing borate, methanoic acid, phenol, sodium cyanide. In oil industry, it can be used in drilling mud and oil refining. It can also be used in metal treatment, glass making, ceramic, leather, pharmaceutical and pesticide industries.