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 isotopes2829282990282990Chapter 28Copy pageOtherDescriptionChlorates and perchlorates; bromates and perbromates; iodates and periodates : OtherWas this page helpful?YesNoPrevious282919OtherNextSodium sulphides283010