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Optical Brightening Agent BSU Tetra - Sulphonic for cotton in Exausting process

Optical Brightening Agent BSU Tetra - Sulphonic for cotton in Exausting process

Brand Name : Colorshine
Model Number : 220
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 : C40H40N12O16S4Na4
Other name : Tetra-sulphonic powder
Application : Textile/Paper dyestuff
Apprearance : Light yellowish even Powder
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BBU / 220 Fluorescent Brightening Agent Tetra - Sulphonic Light Yellowish Even Powder

1. General Information of Optical Brightening Agent BSU(220)


Substance Name:



AppearanceLight Yellowish uniform powder
Fluorescent intenstty (equivalent to standard sample)370-480
Whitenes s(WCIE) (equivalent to stand sample)≥ -3
pH value8-10


(1) Easily dissolved in water at room temperature.

(2) Compared with other products, BBU has better sunlight fastness and alkaline- resistance.

(3) Excellent acid-resistance and excellent whitening effect even in low pH value solution.

2. Application and procedure of Optical Brightening Agent BSU

(1) Used for cotton fiber and glue fiber.

(2) Used in the syrup of discharge pattern of printing color.

(3) Used in paper pulp.

(4) Used in the process of surface gluing.

(5) Used in the process of coating.


Bath temperature is about 60℃, holding time is about 10-20 minutes, bath ratio is 1:20, vapour steaming about 45 minutes, the dosage is 0.1-0.5%.

4. Packing and Shipping

Optical Brightening agent BBU 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.

5. 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.

6. 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.

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