Introduce: Profile: 
Beijing Prina Chemical Industry Co., Ltd. specializes in producing Fluorescence Brightener Series products. We are an ISO 9002 certified company. Our annual production capacity for fluorescence brightener is over 1,000 ton. Our company owns self-support import & export authority approved by National Foreign Economy & Trade Department. We also export our products to various countries worldwide.
Our leading products are Fluorescence Brighteners PRINA CBS-X, FP-127, OB-1, OB, ER and KCB, KSN, SWN (MDAC). We also produce and sell intermediates of Fluorescence Brightener, Phenylbenzene Dichlorobenzo, Esterifying Substance, Benzaldehyde-O-Sodium Sulphonate and Terephthalic Aldehyde. We also have built two recovery unit of solvents and fluorescence brightener spray granulation system with the yearly disposal capacity of 600t. Our company owns over ten sets of inspection or testing instruments, which can effectively control all the production process in the company.
Optical Brightener C.I.351
Our Optical Brightener C.I.351 is mainly used in increasing whiteness of cellulose fiber, PA, azelon, cotton and extensively used in synthetic washing powder. The effects of being brightened cotton by these consistency products are 2.7 times as big as fluorescent brightener of diphenyle-thene double triazine.
Our Terephthaldicarboxaldehyde is used in the production of dyestuff, perfume, medicine, plastic and fluorescent bleaching agents.
Fluorescence Brighteners | Optical Brightener C.I.351 | Terephthaldicarboxaldehyde |
