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Home ProductsFluorescent Brightening Agents

FB-351 Chemical Auxiliary Agent Fluorescent Brightener 351 27344-41-8

Good quality Fluorescent Brightening Agents for sales
Good quality Fluorescent Brightening Agents for sales
It is a great and delicated company dealing in chemical auxiliary. Solve problems always timely. We have wonderful cooperation in past few years.

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FB-351 Chemical Auxiliary Agent Fluorescent Brightener 351 27344-41-8

China FB-351 Chemical Auxiliary Agent Fluorescent Brightener 351 27344-41-8 supplier

Large Image :  FB-351 Chemical Auxiliary Agent Fluorescent Brightener 351 27344-41-8

Product Details:

Place of Origin: Yuncheng Shanxi
Brand Name: Colorshine
Certification: SGS
Model Number: 351

Payment & Shipping Terms:

Minimum Order Quantity: Negotiable
Price: Negotiable
Packaging Details: 25kg per fiber drum or carton box
Delivery Time: 5-8 days
Payment Terms: T/T, PAYPAL,LC,D/P etc.
Supply Ability: 150 metric toms per month
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Detailed Product Description
Classification: Chemical Auxiliary Agent Apprearance: Yellowish Green Powder/Granular/Liquid
HS CODE: 32042000 EINECS No.: 248-421-0
Color Shade: Bluish And Reddish Application: Powder Detergent/ Liquid Detergent
1% Extinction: 1105-1181
High Light:

fluorescent whitening agent


fluorescent brightener

FB-351 Chemical Auxiliary Agent Fluorescent Brightener 351 27344-41-8



1. General Information of Fluorescent Brightening Agent CBS-X                                                    


Item Indices
C.I. NO. 351
Cas no. 27344-41-8
Molecular Formula C28H20S2O6Na2
Substance Name disodium 2,2'-([1,1'-biphenyl]-4,4'-diyldivinylene)bis(benzenesulphonate)
Appearance  Yellowish green granule or powder
Max UV absorption wavelength 349nm
1% Extinction coefficient 1105-1181
Moisture content ≤5.0%
Content of Water-insoluble impurities ≤0.5%

FB-351 Chemical Auxiliary Agent Fluorescent Brightener 351 27344-41-8


(1) Optical Brightening agent CBS-X has high brighten intensity on cotton cloth as much 2.7 times diphenylethylene tristriazine derivatives.

(2) It has extremely high stability with hypochloride sodium, it is a bleaching resistent optical brightener.

(3) It is a disulfonic distyrylbiphenyl biphenyl compound, which is the most excellent brightener used in detergent industry.

(4) It has better whitener and brightener effect on cellulose fiber,polyamide and proteinic fiber at room temperature.

(5) It has well optical blue color moniter, can soluble in water easily and has good dissolving and disperse properties. 

2. Application and procedure of Fluorescent Brightening Agent CBS-X                                              

It is mainly used in synthetic detergent powder, Liquid detergent, Perfumed Soap and Soap etc. And it can also be used for brightening of cotton, Polyamide, silk, wool and paper etc.

Recommend dosage:

Common washing powder: 0.005-0.03% Soap:0.01-0.05%

Concentrated washing powder: 0.01-0.05% Soft agent of fabric fiber: 0.01-0.05%

Lquid detergent: 0.02-0.06% Washing syrup: 0.005-0.02%

FB-351 Chemical Auxiliary Agent Fluorescent Brightener 351 27344-41-8

3. Packing and Shipping                                                                                                                                

Optical Brightening agent CBS-X is packed per 25kg in cardboard box or drum after being packed in plastic bag first.

We have rich experiences in exporting and importing. We have good cooperation with world wide Express like DHL, UPS etc and also shipping line to ensure the samples and goods can be reach to the cutomers at soonest speed.

4. Quality Contral and R&D                                                                                                                          

We have more than 15 years of production and we also have experienced technical person to do testing and gurantee the quality during the whole production line.In past few years our team strive to develop new products which are enviromental friendly and energy

saving. We believe with our fulfillment to be the best enterprise for our customers. Under their efforts the Optical brightening agent has achieved national advanced level.

5. Production line                                                                                                                                        

Shanxi Colorshine Chemical Industry Co.,ltd is an ISO-certified modernized chemical enterprise in the collection of R&D, production and sales. Our company concentrates on the production, sales and service for Optical brighteners,Dyes and Carbon Black, fine chemicals and intermediates, which are widely used in detergent,paper-making, textile, rubber industry, medical industry, paints, printing inks and etc.

Our company's headquarters is based in Linfen City, Shanxi Province. We are establishing technical cooperation with Linfen Tech University, and manufacture products according to different customers’ requirements to fulfill market’s demand.

Except professional R&D team, our factory has advanced production and testing equipments for testing, mixing and post-processing the products in order to ensure the high quality.

With profound chemistry knowledge and rich experience, our business team can offer professional technical supports according to customers’ demand.Till now our products are exported to Japan and South Korea, Southeast Asia, the Middle East, Central and South America, Africa and successfully into Germany, France, the United States and other European markets.


Contact Details

Contact Person: Ms. Sunny

Tel: 86-357-2228987

Fax: 86-357-2228986

Send your inquiry directly to us (0 / 3000)