Information
                    
                    Specification category:
                  
                    
                        
                            
                                
                                     | Product No. |  Product name |  specifications | 
                                
                                         | 
1.07101.016 |  selenium powder |  AR 10g | 
                              
                            
                        
                     
                    
                    Characteristic:
                    Appearance and properties:Gray (dark red) powder or black glassy material.
Relative density (water=1):4.81
Melting point:217
Boiling point:685
Concentration:pure
Saturated vapor pressure:0.13(356℃)
Solubility:Insoluble in water, alcohol, dissolved in sulfuric acid, nitric acid, a base, carbon disulfide.
Other pHysical and chemical properties:50~60