Sodium percarbonate is an inorganic compound and a strong oxidizing agent with the chemical formula 2Na₂CO₃·3H₂O₂. It appears as a white crystalline powder that releases oxygen upon exposure to moisture. It is primarily used as a bleaching and oxidizing agent, as well as a detergent, cleaning agent, and sterilizer in industries such as chemical engineering, papermaking, textiles, dyeing and finishing, food, pharmaceuticals, and sanitation.