We mainly export chemical products, our main business is Sulfanilic Acid 99% for Optical Brighteners , we have been mainly engaging in manufacturing and selling sulfanilic acid for more than 20 years, we are the earliest and largest supplier in China, our present supply capacity is 20,000 mts per year,, and have been selling our product to many areas in the world. 
	
	Product Description  
	Prodcut Name: Sulfanilic acid 99% for Optical Brighteners 
	  
	Synonyms: 4-Aminobenzenesulfonic acid; 4-Anilinesulfonic acid 
	
	Specification of Sulfanilic Acid 99% for Optical Brighteners 
	  
	
		
			
				
					
						Test item 
					
				
				
					
						Standard specification 
					
				
				
					
						Test result 
					
				
			
			
				
					
						Appearance  
					
				
				
					
						white crystal powder 
					
				
				
					
						 
					
					
						white crystal powder 
					
					
						 
					
				
			
			
				
					
						&…