Explanatory notes
… uranium or natural uranium compounds 2844.20 ‑ Uranium enriched in U 235 and its compounds; plutonium and its … cermets), ceramic products and mixtures containing uranium enriched in U 235, plutonium or compounds of these products … same elements (potassium, rubidium, samarium, lutetium), if enriched in their radioactive isotopes (K 40, Rb 87, Sm 147, …