- Introduction
 - Classification and code
 - Similar grades
 - For specification
 
| 
				 Trademark  | 
			||||||||
| 
				 No More Than  | 
			
				 No less than  | 
		|||||||
| 
				 REO  | 
			
				 La2O3/REO  | 
			
				 CeO2/REO  | 
			
				 ThO2  | 
		|||||
| 
				 La-REO-80  | 
			
				 85.00  | 
			
				 80.00  | 
			
				 2.00  | 
			
				 0.05  | 
		||||
| 
				 La-REO-70  | 
			
				 85.00  | 
			
				 70.00  | 
			
				 2.00  | 
			
				 0.05  | 
		||||
| 
				 Trademark  | 
			||||||||
| 
				 Rare earth elements  | 
			
				 non-rare earth impurity,No more than  | 
		|||||||
| 
				 La2O3/REO  | 
			
				 Fe2O3  | 
			
				 SiO2  | 
			
				 Al2O3  | 
			
				 CaO+MgO  | 
		||||
| 
				 La-REO  | 
			
				 ≥85  | 
			
				 0.05  | 
			
				 0.5  | 
			
				 0.5  | 
			
				 0.5  | 
		|||
| 
				 (LaCe)xOy-2  | 
			
				 ≥85  | 
			
				 0.05  | 
			
				 0.5  | 
			
				 0.5  | 
			
				 0.5  | 
		|||

