Lithium carbonate is an inorganic compound, the lithium salt of carbonate. Lithium carbonate has a chemical formula of Li2CO3 and a molecular weight of 73.89.

2. It is the raw material for preparing lithium compound and metal lithium. It can be used as electrolytic bath additive for aluminum smelting. It is widely used in glass, ceramics, medicine and food industries, and can also be used in synthetic rubber, dyes, semiconductors and military and defense industries.