Optical Brightener SWN mainly be used as brightener of H-PVC,S-PVC,wool, natural silk, polyamide fiber and acrylic fiber. Also can be used for detergent. This product is a common laser dyestuff.
Optical Brightener SWN is kind of plastics additives can absorb UV light then emit visible blue light to reduce the yellowish and make the products more white.
cas-no-91-44-1 with cheap can be wholesale and buy from RAYTOP factory - made in China. RAYTOP is one of the advanced cas-no-91-44-1 manufacturers and suppliers in China. Our cas-no-91-44-1 are made in China and have been exported to many countries, including Germany, Italy, Canada, South Korea, Japan, Indonesia, Vietnam, India, Pakistan, South Africa, Middle East, etc. Also, we have established long-term cooperative relations with numerous domestic famous Optical Brightening Agent. RAYTOP cas-no-91-44-1 factory has cheap and in stock, we can offer free sample and customized service for you.