Sodium carbonate, Na2CO3, (also known as washing soda, soda ash and soda crystals) is the inorganic compound with the formula Na2CO3 and its various hydrates. All forms are white, water-soluble salts. Sodium bicarbonate powder, also known as baking soda, is a versatile compound with a wide range of uses and applications. It is commonly used as a leavening agent in baking, as well as a cleaning and deodorizing agent in household and industrial settings. Sodium bicarbonate powder is also used in the medical field as an antacid and to treat certain medical conditions. Its ability to neutralize acids and regulate pH levels makes it a valuable ingredient in many products, from toothpaste to fire extinguishers.