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 isotopes2845284590284590Chapter 28Copy pageOtherDescriptionIsotopes other than those of heading 2844; compounds, inorganic or organic, of such isotopes, whether or not chemically defined : OtherWas this page helpful?YesNoPrevious284540Helium-3NextCerium compounds284610