CAS 554-13-2 appears in our catalog under these names: Lithium carbonate, Puratronic|r, 99.998% (metals basis exclu, Lithium carbonate, ACS, 99.0% min , Lithium carbonate, 99% . Offered by: Thermo Scientific (Alfa Aesar). Available pack sizes: 50g, 250g, 1kg, 500g, 2kg, 10kg.