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熟女作爱一区二区视频_午夜精品久久久久久久91蜜桃_国产91色_久久中文无码

          

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	   	  ◇ 2-Aminopyridine
        
                ◇ 1-benzy hydatoin
        
                ◇ 1-benzyl-5-ethoxyhydatoin
        
                ◇ 1-Amino hydatoin chloride
        
                ◇ Salazosulfapyridine
        
                ◇ N-Benzylglycine ethyl ester
        
                ◇ N,N-Dimethylglycine hydrochloride
        
                ◇ Dimethylglycine
        
                ◇ 11-Piperazinodibenzo[b,f][1,4]thiaz
        
                      
                
    
                
                		
             
          
                
        
                		
      
                
      
                
        
      
                
    
                		
    
                
      
                
        
      
                
      
                
        
                
          
                
             
            
                
      
                
        
                2-Aminopyridine
                		
        
                
           
                
        
                CAS NO:
                		
        504-29-0
        
                
     
                
        
                Structural formula:
                		
            
                      
                
        
                Quality index:
                		Appearance:light yellow flaky crystal,  Melting point:54~56℃,  Assay:≥99%
              
                
            
                      
        
                Packaging:
                		
        25kg double-layer plastic bag lined cardboard drum .
                        
                	
      
    
                		
             
          
                
        
                		
      
                
      
                
        
      
                
    
                		
  
                

                		
  
                

                


                
  
                
    
                
  
                
    
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