四川丰满少妇一级毛片63

                      

                          

                              










                              
  
                              
    





                               
                              

                              
  
                              
           4,4’-Diaminostilbene-2,2’-disulf..
  
                              
           p-nitrotoluene-o-sulfonic acid ..
  
                              
           4,4-Dinitrostilbene-2,2-disulfon..
  
                              
           Aniline-2,5-disulfonic acid mono..
  
                              
           Para Amino Azo Benzene 4 Sulfoni..
  
                              
           4-aminobenzene-1,3-disulphonic a..
  
                              

                              
  
                              
            More
  
                              

                              
                              		
    
                              
        
                              
          
                              
              
                              
                 
                 Products 
              
                              
          
                              		
        
                              
        
                              
          
                              
              
                              
                
                              
                                        
                              
                        
                                 
                              
                        
                              Para Amino Azo Benzene 4 Sulfonic Acid
                              
                    
                              		
                
                              
                
                              
                   
                              Chemical name: Para Amino Azo Benzene 4 Sulfonic Acid
                              
Structural formula: 
                              
             
                              

                              
Chemical formula: C12H11N3O3S
                              
Molecular weight: 277.3
                              
CAS NO.:104-23-4
                              
Quality index: 
                              


                              
	
		
                              
			Item
			Index
		
                              
		
                              
			Appearance
			Orange to Brown Powder
		
                              
		
                              
			Water
			1% Maxi
		
                              
		
                              
			Water Insolluble
			0.2% Maxi
		
                              
		
                              
			4-Aminoazobenzene-3’-sulfonic
                              
			acid  [102-23-8]                              		
			1 %  Maxi
		
                              
		
                              
			4-Aminoazobenzene [60-09-3]
			<  0.1%
		
                              
		
                              
			Sulphate  content
			2500  PPM  Maxi
		
                              
		
                              
			Ash  content
			0.1%  Maxi
		
                              
	                              

                              


                              Main use: it is an intermediate of dyes, can be used to manufacture Acid Yellow 6, Acid Red 151, Acid Red 7, Acid Red 142, Direct Red 152
                              
Packing: 25kg plastic woven bag or upon clients' request.