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                Taizhou Keyan fine chemical co.,ltd.
                
            
                  
            
                    
                  
            
                  
            
                     
                    
            
                
            		
              
            
            
            		
          
            
          
            
            
            
              
            
                
              
            
            
            		
          
            
        
            		
      
            
    
            		
  
            
  
            
    
            
      
            
        
      
            
    
            		
  
            

            

  
  



  
  
  
  
  
  
  
  


				
				
				
				








            
  
            
    
            
      
            
        
            
          
            
            
            
  
            
    
  
            
      
            
        
            
          
            
             
            2',4'-Dichloroacetophenone
          
            
         
        
            		
      
            
        
            
          
            
             
            2,2',4'-Trichloroacetophenone
          
            
         
        
            		
      
            
        
            
          
            
             
            2,4'-Difluorobenzophenone
          
            
         
        
            		
      
            
        
            
          
            
             
            2,4-Dichlorobutyrophenone
          
            
         
        
            		
      
            
        
            
          
            
             
            2',4'-Dichlorovalerophenone
          
            
         
        
            		
      
            
        
            
          
            
             
            4'-Chloroacetophenone
          
            
         
        
            		
      
              
            
    
  
            
  
            
    
  
            
  
            
    
  
            

            
            		
            
          
            
        
            		
      
            
    
            		
  
            

            

            


            
      
            
        
            
          
            
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