CAS 554-13-2 Lithium Carbonate Molecular form: Li2CO3 CAS No.: 554-13-2 EINECS No.: 209-062-5 Usage: Lithium carbonate is an important industrial chemical. Lithium carbonate is a common ingredient in both low-fire and high-fire ceramic glaze. It is also used in the manufacture of most lithium-ion battery cathodes, which are made of lithium cobalt oxide.