Samarium nitrate 
 Chemical formula: Sm (NO3) 3? 6H2O 
 Shape: light yellow granular crystals, soluble in water and alcohol, easy to deliquesce in moist air. 
 Uses: for three-way catalyst, chemical reagents and other industries. 
 Standard: Q/JQD002--2002 
 Packaging: The double-layer composite plastic vacuum bag, net weight of 1,2,5 kg, placed in drum (drum, plastic barrel), the barrel net weight 40kg. In addition, according to clients' requirements. 
 Technical indicators% project \ target \ pure analytical grade level industrial chemical 
 Content of Sm (NO3) 3? 6H2O ≥ 98.0 99.0 99.5 
 Samarium oxide Sm2O3 ≥ 39.0 39.2 39.2 
 The relative purity Sm2O3/REO ≥ 99.5 99.95 99.99 
 Iron Fe2O3 ≤ 0.005 0.002 0.001 
 Sulfate SO42-≤ 0.01 0.002 0.001 
 Chloride Cl-≤ 0.01 0.002 0.002 
 Phosphate PO43-≤ 0.003 0.002 0.0005 
 Heavy metals PbO ≤ 0.002 0.001 0.001 
 Water-insoluble ≤ 0.01 0.005 0.002