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                                4-Hydroxyazobenzene                            
                        
                        
                                                            Catalog No.:B020166 Spec/Purity:98% CAS No.: 1689-82-3 Molecular Weight:198.22 
 
 
 
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                                Methyl orange                            
                        
                        
                                                            Catalog No.:E080810 Spec/Purity:IND CAS No.: 547-58-0 Molecular Weight:327.33 
 
 
 
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                                Solvent yellow 2                            
                        
                        
                                                            Catalog No.:W610747 Spec/Purity:IND CAS No.: 60-11-7 Molecular Weight:225.30 
 
 
 
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                                Sulfasalazine                            
                        
                        
                                                            Catalog No.:B040749 Spec/Purity:98% CAS No.: 599-79-1 Molecular Weight:398.39 
 
 
 
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                                Azobenzene                            
                        
                        
                                                            Catalog No.:W610591 Spec/Purity:98% CAS No.: 103-33-3 Molecular Weight:182.23 
 
 
 
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