Potassium bicarbonate (also known as potassium hydrogen carbonate or potassium acid carbonate) is the inorganic compound with the chemical formula KHCO3. It is a white solid. Potassium bicarbonate powder is a white, odorless, and slightly alkaline compound that is commonly used as a leavening agent in baking and as a buffering agent in pharmaceuticals. It is also used as a fire extinguishing agent and in the production of potassium carbonate. Its applications include food and beverage, agriculture, and pharmaceutical industries. Potassium bicarbonate powder is known for its ability to regulate pH levels and is a popular alternative to sodium bicarbonate due to its lower sodium content.