Product description: Sodium carbonate ( Na₂CO₃), molecular weight 105.99. The purity of chemicals is mostly more than 99.5% (mass fraction), also known as sodium carbonate, but the classification belongs to salt, not alkali. Also known as soda or soda ash in international trade. It is an important inorganic chemical raw material, mainly used in the production of flat glass, glass products and ceramic glaze. It is also widely used in household washing, acid neutralization, and food processing.