Gaoyou Auxiliary Factory   

Fluorescent brightener OBK structure: the main ingredients: two styrene derivative properties of yellow crystal, insoluble in water, no smell, stable performance, easy to dissolve in the organic solvent, the cationic flexible stabilization, and reductive bleaching agent in one bath use. Specification: appearance: yellow crystalline powder melting point: >185 the purity of more than 99% volatile compounds: less than 0.5% through 120 mesh fineness: use: widely used in polyester staple fiber spinning, whitening, whitening products can also be used for plastics. Packing: 10KG box, 25KG cardboard drum, or according to user requirements packaging