We are professional optical brightener manufacturers, own optical brightener factory, one of the best Optical Brightener OB-1 and UV absorber manufacturers and suppliers china.
Call Us: +86-15854199366 Email: sales@obaindustrial.com

Optical Brightener ER-I-II-III

Optical Brightener ER-I -II-III 199 is yellow powder form,can be used for plastics industry,also can be made to be liquid,which used for textile,such as polyester and blend,and it has another name Optical Brightener PS-1