Payment & Shipping Terms:
|Classification:||Chemical Auxiliary||HS CODE:||3204.2000|
|Appearance:||Light Yellowish Powder||Usage:||Melamine/washing Powder/textile|
|Strength:||100||Other Name:||2-[(Ethylsulfanyl)methyl]phenyl Methylcarbamate|
fluorescent brightening agents,
Light Yellowish Fluorescent Brightening Agents 33 Cas 61902-19-0 For Melamine / Paints
1. General Information of Optical Brightening Agent 33#
|Appearance||white or light yellow even powder|
|E11 (UV absorption)||370|
|Color Shade standard||—||similar|
|Moisture content, ％||≤ 5.0|
|Content of water-insoluble impurities||≤ 0.5|
|Fineness (residual content passed through 180μm-pore sieve )||≤ 5.0|
(1) It is anionic charactor and its appearance is very slightly yellow powder. The fluorescence intensity (compared to standard) is 100. It is stable resistant to sunlight, sulfate, hydrogen peroxide, but not stable to sodium hypochlorite.
(2) This product does not damage the skin, micro poison. It is compatible with anionic, non ion surfactant and silicate, sodium phosphate, sulfate, sodium carbonate, CMC, enzymes and other goods. For this property it can improve the whitening effect. when it is of compatibility with anionic, it can produce brightening effect; but it cannot be used with cationic dyes, cationic additives in one bath. This product has good whitening effect and yellowing point is low. is the middle grade washing powder, soap, textile printing and dyeing, paper, latex paint whitening agent.
2. Application and procedure of Optical Brightening Agent 33#
It is widely used in washing powder, soap, textile printing and dyeing, paper, paints and melamine boards etc.
3. Packing and Shipping
Optical Brightening agent 33# 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.