Shanxi Colorshine Chemical Industry Co., Ltd.
Home > Products > Chemical Additives & Auxiliaries/n.e.s. > Hexa - Sulphonic Fluorescent Brightening Agent 357

Hexa - Sulphonic Fluorescent Brightening Agent 357

— 357, Hexa-sulphonic, for paper-making
Product Category: Chemical Additives & Auxiliaries/n.e.s.
Sales Method: Export, Manufacture, Wholesale, OEM/ODM, Service, Retail
Payment Term: T/T, L/C, M/T, D/D, Check, D/P sight, Western Union
Min. Order Unit Price
1 Piece USD 1 / Piece
Contact Info


Address: China (mainland) Shanxi Linfen,No. 1, Yingbin Road, Yaodu District, Linfen, Shanxi, China (Mainland)

Product Detail

Product Attribute:

  • China (mainland) More >
  • 03/15/2017
  • 03/16/2017

Product Content Description:

1. General Information of Optical Brightening Agent 357                                                                  


Item Indices
Substance Name 2,2'-(1,2-Ethenediyl)bis[5-[[4-(diethylamino)-6-[(2,5-disulfophenyl)amino]-1,3,5-triazin-2-yl]amino]benzenesulfonic acid] hexasodium salt
Appearance Amber transparent liquid
Fluorescent intenstty (equivalent to standard sample E400) 20±1
Whitenes s(WCIE) (equivalent to stand sample) ≥ -3
Chromatographic purity ≥ 85
PH value 8.5-9.3
Chlorine ion content ≤0.5%
Ionicity anionic



(1) Convenient in application, suitable for continuous addition. 
(2) Good performance with the carrier of CMC, PVA and starch. Usual dosage :0.1~0.3% on dry white pigment


2. Application and procedure of Optical Brightening Agent 357                                                      

It is mainly Used in the process of surface gluing and in the process of coating




3. PROCEDURE:                                                                                                                                        

(1) Addition to the pigment coating mixtures: adding in any stage of building coating material. Good performance with the carrier of CMC, PVA and starch. Usual dosage: 0.2-2.0% on dry white pigment.

(2) Addition via size press: combined with starch, PVA and other products for surface sizing. Usual dosage: 0.005-0.02%


4. Packing and Shipping                                                                                                                                

Optical Brightening agent 357 is packed in 25 kg, 50 kg ,200 kg or 1000kg plastic drum.

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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