Sodium bicarbonate IdentificationName Sodium bicarbonateSynonyms Sodium hydrogen carbonate; Sodium hydrocarbonateMolecular Formula NaHCO3Molecular Weight 84.01CAS Registry Number 144-55-8EINECS 205-633-8PropertiesDensity 2.159Melting point 270 CBoiling point 851 CWater solubility 9 g/100 mL (20 C