Specifications：
　　

Product Code	0281	0283	0285	0287
Grade	99.999%	99.99%	99.9%	99%
CHEMICAL COMPOSITION
CeO2/TREO (% min.)	99.999	99.99	99.9	99
TREO (% min.)	45	45	38-49	38-49
Rare Earth Impurities	% max.	% max.	% max.	% max.
La2O3/TREO Pr6O11/TREO Nd2O3/TREO Sm2O3/TREO Y2O3/TREO	0.0005 0.0005 0.0001 0.0001 0.0001	0.005 0.005 0.001 0.0005 0.0005	0.05 0.02 0.01 0.005 0.001	0.5 0.3 0.05 0.05 0.01
Non-Rare Earth Impurities	% max.	% max.	% max.	% max.
Fe2O3 SiO2 CaO Cl- SO4- Na2O	0.0005 0.002 0.003 0.002 0.005 0.001	0.001 0.002 0.003 0.005 0.005 0.005	0.005 0.01 0.003 0.005 0.01 0.01	0.005 0.01 0.003 0.005 0.01 0.01

Application：is applied as an alternative material for auto catalyst manufacturing and also f

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