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        WSB-3A intelligent digital whiteness meter
        
                    
        
                        
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        Applicable scope
        
                            
        Test principles and standards
        
                            
        Instrument characteristics
        
                            
        Configuration list
        
                
        
                
        
                    
        
                        
        
	Used for the determination of whiteness and optical properties of textiles, silk, paper, paint, cotton fiber, ceramic building materials and daily chemical materials.

        
                    
        
                    
        
                        
        
	GB/T 8424.2-2001 Standard Test Method for color fastness of Textiles - Test Method for relative whiteness

        


        
	ISO 2469  JJG 512/48