Grade: 99.9-99.99%
Shape: round, square, or customized
Diameter: 1", 2", 3", 4", 5", 10" or larger
Square (mm): 10x10, 20x20, 50x50, 100x100, 250x250, 400x400 or larger
Thickness: 1/8", 1/4", 1/2", 5mm, 10mm, 20mm...
Special requirement is welcome, we may supply the target according to customer's design.

Main content (% min.)		Rare Earth Impurities (in TREM, % max.)									Non-Rare Earth Impurities (% max.)
Er/TREM	TREM*	Eu	Gd	Tb	Dy	Ho	Tm	Yb	Lu	Y	Fe	Si	Ca	Al	Mg	W	Ta	O	C	Cl
99.99 (sublimed)	99.9	0.001	0.001	0.001	0.003	0.005	0.005	0.001	0.001	0.003	0.01	0.005	0.005	0.005	0.005	0.05	0.0005	0.015	0.005	0.005
99.99	99.5	0.001	0.001	0.001	0.003	0.005	0.005	0.001	0.001	0.003	0.1	0.01	0.05	0.01	0.01	0.05	0.01	0.15	0.01	0.01
99.9	99	0.001	0.001	0.001	0.01	0.005	0.001	0.001	0.001	0.03	0.15	0.01	0.05	0.01	0.01	0.05	0.01	0.15	0.01	0.01

[*]TREM: total rare earth metal