SYNONYMS BERYLLIUM OXIDE, 99%BERYLLIUM OXIDE, 99%BERYLLIUM OXIDE, 99%BERYLLIUM OXIDE, 99%;BERYLLIUM (II) OXIDE;BERYLLIUM OXIDE;Berylla;Beryllia;Beryllium oxide (BeO);Beryllium oxide, alpha;berylliumoxide(beo) cas no: 1304-56-9