280530390000
HS 280530390000 - Europium, holmium, erbium, thulium, ytterbium, lutetium and yttrium (purity >= 95%); except those mixed or in alloy form
Europium, holmium, erbium, thulium, ytterbium, lutetium and yttrium (purity >= 95%); except those mixed or in alloy form
gtip