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Quick Details

  • Classification: Chemical Auxiliary Agent
  • CAS No.: 3809910000
  • Other Names: Dye Fixing Agent
  • EINECS No.: 230-993-8
  • Purity: 99%
  • Place of Origin: Guangdong, China (Mainland)
  • Type: Chemical Auxiliary
  • Usage: Coating Auxiliary Agents, Textile Auxiliary Agents, Water Treatment Chemicals
  • Brand Name: LANGER
  • Model Number: CFA-2
  • Appearance: Pale yellow liquid
  • MF: cation
  • PH value: 5~6

Packaging & Delivery

Packaging Details: 25/125/200kg per drum
Delivery Detail: 7-15 work days



Chlorine Resistant Reactive Dye Fixing Agent CFA-2


1.Chlorine Resistant Reactive Dye Fixing Agent
2.improve colorfastness to sea water 
3.Excellent in color fastness to washing


Can improve rubbing fastness, washing fastness and color fastness to sea water of the fabric. 

Compare to other color, when use in yellow and blue reactive dyestuff it's color fastness to sea is weaker. 

Since the bleaching powder in tap water will cause discolour on cotton and it's blended. 

However, add in this product will have a great improvement to this problem. 

This product give the fabrics dyed with reactive dye a good resistance to sea water. 


Typical Data



Special cationic polymer


Light brown liquid




Soluble in water easily

PH Value (in 1% water solution)




1.Increase the color fastness to washing and sea water of fabric, which is dyed with reactive dyestuff.

2.It's a cationic polymer liquid, may have slightly affect to the color fastness to light.

3.Not only suitable for dip dyeing but also suitable to padding with resin in the same bath.



The use of the product depends on the concentration of material composition, type, and the dyestuff or 

other factors. 

The following is a general reference data:

1.For dipping process:

Dosage  1-4% o.w.f.

Liquor ratio         1:10-15

Temperature        40-60°C

Time              20min

After fixing please dewatering and dry.


2. For padding process

Dosage    10-30g/l

Please dry after padding.

Packing & Storage

125 Kg in one plastic drum; can be stored for 12 months under cool and dry conditions



All technical information quoted above is based on our experience, but it is only for reference of

using this product and not given with guarantee and obligation. 

As the different application conditions of every factory, the user should make a trial before use. 

Then confirm the best technics suitable for you. 





Packing & Storage

Packing: 25kg, 125 kg, 200kg in one plastic drum lined with plastic bag;

Storage:  can be stored for 12 months under cool, airy and dry conditions. 


Company Information

Established in 2009, Guangzhou Langs Chemical Additives Company Limited is a professional high tech enterprise based in Guangzhou, enjoying convenient transportation access. We are fully committed to producing technologically advanced Textile Auxiliaries and Daily Chemical Additives. 


Our focus is on R&D, ensuring that we provide our customers with top quality and innovative products. In addition, we use stringent quality control measures to ensure the reliability of our products. With sound business credit, excellent after-sales service and modern manufacturing facilities, we have earned an excellent reputation among our customers across the globe. We emphasize development and introduce new products into the market every year. 


Our products sell well in domestic and international markets and are favorably appraised by clients. We pursue the management tenet of "Quality is superior, Service is supreme, Reputation is first" and will sincerely create and share success with all clients. We welcome you to contact us for more information and look forward to working with you!



Waiting for your consulting: 

Contact : Tany Tan

Company: Guangzhou Langs Chemical Additives Company Limited

Tel: +86-18011713194

WeChat: Tany--Tan


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