Hafnium(IV) oxide12055-23-1100 % similar Hafnium7440-58-650 % similar Heavy water7789-20-050 % similar Cobalt(II) oxide1307-96-638 % similar Aluminum dioxide11092-32-333 % similar Actinium(III) oxide12002-61-833 % similar Americium dioxide12005-67-333 % similar Californium oxide (cfo2)12015-10-033 % similar Curium oxide (cmo2)12016-67-033 % similar Chromium(IV) oxide12018-01-833 % similar Ruthenium(IV) oxide12036-10-133 % similar Rhodium(III) oxide12036-35-033 % similar Bismuth oxide (bi2O4)12048-50-933 % similar Holmium(III) oxide12055-62-833 % similar Lithium oxide12057-24-833 % similar Titanium(II) oxide12137-20-133 % similar Curium(III) oxide12371-27-633 % similar Silver(I,iii) oxide1301-96-833 % similar Arsenic pentoxide1303-28-233 % similar Gold(III) oxide1303-58-833 % similar