... ,Pr,Nd,Sm,Eu,Gd,Tb,Dy,Ho,Er,Tm,Yb,Lu,Y,Sc) Purity:99.95-99.99% Rare earth ... (2). Square target: length<=500mm, width<=300mm, thickness>=0.3mm 6.Usages: Widely used in vacuum coating industry, target materials raw ... ,Pr,Nd,Sm,Eu,Gd,Tb,Dy,Ho,Er,Tm,Yb,Lu,Y,Sc)