Section 06 Products of the chemical or allied 28 Inorganic chemicals; organic or inorganic compounds of precious metals, of rare earth metals, of radioactive elements or isotopes 28 44 Radioactive chemical elements/isotopes and their compounds, etc 28 44 43 Other radioactive elements and isotopes and compounds; other alloys, dispersions (inc 28 44 43 00 Other radioactive elements and isotopes and compounds; other alloys, dispersions (inc Commodity Code Description 28 44 43 00 00 Other radioactive elements and isotopes and compounds; other alloys, dispersions (inc