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 10 Natural uranium and its compounds 28 44 10 10 Natural uranium and its compounds Commodity Code Description 28 44 10 10 00 Natural uranium and its compounds