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 isotopes2842284290284290Chapter 28Copy pageOtherDescriptionOther salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides : OtherWas this page helpful?YesNoPrevious284210Double or complex silicates, including aluminosilicates whether or not chemically definedNextColloidal precious metals284310