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C.I 185 Optical Brightener For Polyester EBF Crystal Powder HS CODE 32042000

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C.I 185 Optical Brightener For Polyester EBF Crystal Powder HS CODE 32042000

Brand Name : Colorshine
Model Number : 185
Certification : SGS
Place of Origin : Shanxi China
MOQ : Negotiation
Price : Negotiation
Payment Terms : T/T,LC,CAD,DP
Supply Ability : 100 MT monthly
Delivery Time : 10 days
Packaging Details : 25kg/plastic drum
Classification : Chemical Auxiliary Agent
HS CODE : 32042000
MF : C18H10N2O2S
Other name : Fluorescent Brightener EBF
Application : cellulose/polyester blends Fabric
Apprearance : Light yellow crystalline powder
CAS No. : 12224-41-8
Purity : 99.0% min
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C.I 185 Optical Brightener For Polyester EBF Crystal Powder HS CODE 32042000

1. General Information of Optical Brightening Agent EBF (C.I. 185)


C.I. 185CAS 12224-41-8
Structure: 2.5-bis-(benzoxazol-2-)thiophenePurity: 99%min
Appearance:Light yellow crystal powderMelting point:216-221°C
Strength: 100±2%Volatile:0.05%max


(1) Can be dissolved in most organic solvent, λ max =370nm (in DMF)

(2) Good whitening efficiency and Good stability.

2. Application and procedure of Optical Brightening Agent EBF

At present, EBF is a whitening agent(Optical Brightener) with blue white colour shade and commonly used for polyester, acetate triacetate fibers,acrylic, polyvinyl chloride fibers and their blends in all stages of process.It is popular both at home and abroad due to its fastness. The product can also used for whitening plastics, coatings etc. It is similar to Uvitex EBF

3. Packing and Shipping

Optical Brightening agent EBF is packed in 25 kg kraft bag with pallets.

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.

Product Tags:

optical brightening agents in paper


optical brightening agent in textile

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