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 isotopes2836283699283699Chapter 28Copy pageOtherDescriptionCarbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate : Other : OtherWas this page helpful?YesNoPrevious283692Strontium carbonateNextOf sodium283711