CAS 12054-85-2 appears in our catalog under these names: Ammonium molybdate (para) tetrahydrate, 99% , Ammonium molybdate (para) tetrahydrate, ACS, 81-83% as MoO{3. Offered by: Thermo Scientific (Alfa Aesar). Available pack sizes: 1000g, 50g, 250g, 100g, 500g, 2kg.