Products

You can rest assured to buy Optical Brighteners(OB) from our factory. HANGZHOU TONGGE ENERGY TECHNOLOGY CO., LTD is a national high-tech Chinese company integrating research and development, production and sales company in China. Optical Brighteners(OB)is light yellow Powder.

As a professional high quality Optical Brightener FP127 manufacturer, you can rest assured to buy it from our factory. Optical Brightener KSN Used for in other hot plasticity plastics and coating, printing ink, synthetic fibers ,etc. for brightening and whitening.

You can rest assured to buy Optical Brightener KSN from our factory.Our products are not only sold well all over the country, but also exported to more than 20 countries and regions such as the United States, Canada, Australia, Singapore, Hong Kong, India, Iran, United Arab Emirates, Brazil, Chile, etc, with an annual export volume of more than 60%.

As the professional manufacturer, we would like to provide you Optical Brightener CBS-X. Optical Brightener CBS-X Is light yellow Powder.High affinity to cellulosic fibers: high exhaustion rate no greening after repeated washings

As the professional manufacturer, we would like to provide you high quality Optical Brighteners(BA).Used for brightening cotton, fiber, viscose fiber and paper.

HYou can rest assured to buy customized Optical Brighteners(BA-L) from us. We look forward to cooperating with you, if you want to know more, you can consult us now, we will reply to you in time! Optical Brighteners(BA-L)is Amber transparent liquid.