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 isotopes2840284019284019Chapter 28Copy pageOtherDescriptionBorates; peroxoborates (perborates) : Disodium tetraborate (refined borax) : OtherWas this page helpful?YesNoPrevious284011AnhydrousNextOther borates284020