Caustic soda flakes, also known as sodium hydroxide flakes, are a strong alkaline chemical compound with the chemical formula NaOH. They are solid white flakes that are highly soluble in water and have a wide range of industrial applications due to their strong caustic and alkaline properties. Here are some key points about caustic soda flakes: Chemical Formula: The chemical formula for caustic soda flakes is NaOH, which consists of one sodium (Na+) ion and one hydroxide (OH-) ion. This combination gives the substance its strong alkaline nature. Industrial Applications: Caustic soda flakes are widely used in various industries, including: Chemical Industry: They are used in the production of chemicals, such as detergents, soaps, and various organic compounds. Pulp and Paper Industry: Caustic soda is used to break down lignin in wood during the papermaking process. Textile Industry: It's used in processes like mercerization to improve the properties of cotton fibers. Water Treatment: Caustic soda is used to adjust pH levels in water and wastewater treatment processes. Petroleum Industry: Itâ??s used in petroleum refining for processes like desulfurization and neutralization. Alumina Industry: Caustic soda is a key ingredient in the extraction of alumina from bauxite ore.