CAS 14457-87-5 appears in our catalog under these names: Cerium(III) bromide, ultra dry, 99.9% (REO) , Cerium(III) bromide hydrate, 99% , Cerium(III) bromide, ultra dry, 99.99% (metals basis) . Offered by: Thermo Scientific (Alfa Aesar). Available pack sizes: 1g, 5g, 25g, 100g.