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RYLUX DK

      
  
 
Characteristic
C. I. Fluorescent Brightener 71
C. I. No. 40625
CAS No. 16090-02-1
Chemical Class Diaminostilbenedisulphonic acid derivate
 
Properties
Commercial form powder
Solubility 5g/l in water at 98°C

 

Efficiency on various types of materials
Textile industry
Cotton  
Flax  
Viscose  
Polyamide  
Wool  
Natural silk  
Paper industry
In mass  
In surface  
In coating  
Detergents industry
Cellulosic fibres suitable
Polyamide unsuitable
Wool unsuitable
Natural silk unsuitable
Acetate unsuitable
Triacetate unsuitable

 

Basic application characteristic
Shade of white bluish violet
Ionogenity anionaktiv
Afinity high

 

Stability
Hard water stable
pH 6
Oxidizing enviroment stable
Reducing enviroment stable
Sodium hypochlorite unstable
Sodium chlorite unstable

 

Fastness cotton polyamide wool
standard depth      
Light Xenotest 4 5 5
Washing 40°C      
Washing 60°C    

 

Application possibilities
Application in textile industry 1 
Application in textile industry 1
Application in textile industry 2 
Application in textile industry 2
Application in paper industry 
Application in paper industry
Application in detergents 
Application in detergents
 
Testing methods
Fastness standards
Light Xenotest ISO 105-B02-1994
Washing ISO 105-C01-1989
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