HS CodesVI · Products of the chemical or allied industries28 · Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes2818281820281820Chapter 28Copy pageAluminium oxide, other than artificial corundumDescriptionArtificial corundum, whether or not chemically defined; aluminium oxide; aluminium hydroxide : Aluminium oxide, other than artificial corundumWas this page helpful?YesNoPrevious281810Artificial corundum, whether or not chemically definedNextAluminium hydroxide281830