Sodium chlorite, a white crystalline powder with the chemical formula NaClO₂, stands as a versatile compound with applications spanning various industries. Renowned for its potent oxidizing properties, sodium chlorite finds primary use as a bleaching agent in the textile, paper, and pulp industries, contributing to the production of colorless and purified materials. In water treatment processes, it acts as a disinfectant, effectively controlling microbial growth and ensuring the microbiological safety of water systems. Moreover, sodium chlorite serves as a precursor in the synthesis of chlorine dioxide, a powerful oxidizing and bleaching agent employed in chemical processes. Its broad functionalities extend to the healthcare and food industries, where it acts as a disinfectant and preservative, respectively. Sodium chlorite's significance lies in its ability to address diverse industrial needs, ranging from material bleaching to water purification and chemical synthesis.