2846 Compounds, inorganic or organic, of rare-earth metals, of yttrium or of scandium or of mixtures of these metals

2846 (01/1988-..) Compounds, inorganic or organic, of rare-earth metals, of yttrium or of scandium or of mixtures of these metals 28461000 (01/1988-..) Cerium compounds 28469000 (01/1988-12/2015) Compounds, inorganic or organic, of rare-earth metals, of yttrium or of scandium or of mixtures of these metals (excl. cerium) 28469010 (01/2016-..) Compounds of lanthanum, praseodymium, neodymium or samarium, inorganic or organic 28469020 (01/2016-..) Compounds of europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium or yttrium, inorganic or organic 28469030 (01/2016-..) Scandium compounds, inorganic or organic 28469040 (01/2023-..) Lanthanum compounds, inorganic or organic 28469050 (01/2023-..) Compounds of praseodymium, neodymium or samarium, inorganic or organic 28469060 (01/2023-..) Compounds of gadolinium, terbium or dysprosium, inorganic or organic 28469070 (01/2023-..) Compounds of europium, holmium, erbium, thulium, ytterbium, lutetium or yttrium, inorganic or organic 28469090 (01/2016-..) Compounds of mixtures of rare-earth metals, yttrium and scandium, inorganic or organic