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Tinopal CBS-X 351 CAS No.:27344-41-8 optical brightener basf NFW450

Adding optical brightener to the detergent can make the washed fabric have a very good whitening effect, so now most manufacturers of detergents will add optical brightener, the more commonly used is the optical brightener CBS-X . At present, BASF's Tinopal is generally recognized in the market. In fact, whether it is Tinopal or NFW450, the quality of our optical brightener CBS-X 351 CAS No.: 27344-41-8 is completely replaceable.

  • Brand: Raytop
  • Appearance: Yellow Green
  • Purity: 98.5%
  • Color shade: Blue
  • Finess: 300 mesh
  • Package: 10kg/25kg per fiber drum
  • Shelf Life: 2 years
Call Us: +86-15854199366

Adding optical brightener to the detergent can make the washed fabric have a very good whitening effect, so now most manufacturers of detergents will add optical brightener, the more commonly used is the optical brightener CBS-X . At present, BASF's Tinopal is generally recognized in the market. In fact, whether it is Tinopal or NFW450, the quality of our optical brightener CBS-X 351 CAS No.: 27344-41-8 is completely replaceable.


Product Category: Optical brightener-Washing Daily Chemical optical brightener

Product Name: Optical brightener CBS-X

Chemical name: 4,4'-bis(2-sodium sulfonate styryl)biphenyl

CAS No.: 27344-41-8

C.I. No.: 351

Molecular formula: C28H20S2O6Na2

Molecular weight: 562


Tinopal CBS-X  351 Performance and characteristics


1. It has a high-efficiency whitening effect on cellulose fibers in cold and warm water.

2. Repeated washing will not make the fabric yellow or change color.

3. It has excellent stability in super-concentrated liquid detergents and heavy-duty fluid detergents.

4. Excellent resistance to chlorine bleaching, oxygen bleaching, strong acid and strong alkali.

5. No toxic side effects.


Tinopal CBS-X  351 Scope of application:

Mainly used in high-grade synthetic laundry detergent, super concentrated liquid detergent, and also used in the whitening of soap and toilet soap.


Tinopal CBS-X  351 Application method:

The optical brightener CBS-X can be added in any process of the type of detergent production (such as dry blending, spray drying, agglomeration molding, spray mixing, etc.). Addition amount: 0.1~0.5%.


Tinopal CBS-X  351 packaging and storage:

25kg carton lined with plastic bag, store in a cool, dry place away from light.


Tinopal CBS-X  351 technical conditions (technical indicators):

Appearance: yellow crystalline powder

Content: ≥99%

Color light: blue purple light

Brightening strength: standard product 100±5

Moisture: ≤5%

optical brightener CBS-X 2.jpg


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