Radioactive chemical elements and radioactive isotopes (including the fissile or fertile chemical elements and isotopes); and their compounds; mixtures and residues containing these products

284410 Uranium; natural uranium and its compounds, alloys, dispersions (including cermets), ceramic products and mixtures containing natural uranium or natural uranium compounds 284420 Uranium; enriched in U235, plutonium, their compounds, alloys dispersions (including cermets), ceramic products and mixtures containing uranium enriched in U235, plutonium or compounds of these products 284430 Uranium; depleted in U235, thorium, their compounds, alloys, dispersions (including cermets), ceramic products and mixtures containing uranium depleted in U235, thorium; compounds of these products 284441 Radioactive elements; tritium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing tritium or its compounds 284442 Radioactive elements; actinium-225, 227, californium-253, curium-240, 241, 242, 243, 244, einsteinium-253, 254, gadolinium-148, polonium-208, 209, 210, radium-223, uranium-230 or 232, compounds; alloys, dispersions, ceramic products and mixtures 284443 Radioactive elements, isotopes and compounds; other alloys, dispersions (including cermets), ceramic products and mixtures containing these elements, isotopes or compounds 284444 Radioactive elements, isotopes, compounds n.e.c. in heading no. 2844, alloys, dispersions (including cermets), ceramic products, mixtures containing the elements, isotopes, compounds; radioactive residues 284450 Spent (irradiated) fuel elements (cartridges) of nuclear reactors