Molecular Formula: K2CO3CAS Number: 584-08-7Despcription: mp: 891癈Density: 2.428 g/ml at 25癈SpecificationK2CO3: 99.0% min KCl: 0.03% max K2SO4: 0.04%max Fe: 0.001% max Density: 2.428g/mlMelting Point: 891癈Water insoluble: 0.04% max Loss on drying: 0.80% max