CAS 22326-55-2 appears in our catalog under these names: Barium hydroxide monohydrate, 95%, Bariumhydroxidemonohydrate, Barium hydroxide monohydrate, 95% . Offered by: Combi-blocks, TRC, Thermo Scientific (Alfa Aesar). Available pack sizes: 100g, 5g, 500g, 25g, 10g, 1g.