Lanthanum Oxide 1,high purity:99%--99.999% 2,wide range of uses 3,quality best and quantity stable 4,best price Grade99.999 ... Oxide,Yttrium Oxide,Terbium Oxide,Dysprosium Oxide,Holmium Oxide,Erbium Oxide,Thulium Oxide,Ytterbium Oxide,Lutetium Oxide and so on. If you need ,You can contact us . Electrical powder price of Oxide ...