We are one of the biggest manufacturers of Optical brighteners(fluorescent whitening agent), intermediates and pigments in China. The following products are produced by us for you to choose from:
ItemProduct NameChemical NameC.I. NoCAS RN
1optical brightening agent KCB1.4-bis(2-benzoxazoly)naphthalene3675089-22-5
2optical brightening agent OB2.5-bis[2-(5-tert-butyl-2benzoxazoly)thiophene1847128-64-5
3optical brightening agent OB-12.2-(4.4-diphenolvinyly)dibenzoxazol3931533-45-5
4optical brightening agent FP1.1-biphenyl-4.4-bis-benzoxazole37840470-68-6
5optical brightening agent ER-11.4-bis(2cyanostyryl)benzene19913001-40-6
6optical brightening agent CBS-XStilbene derivative35127344-41-8
7optical brightening agent KSN4.4-bis(5-methyl-2-benzoxoazol)-ethylene3685242-49-9
8pigment Red 1222.9-dimethyl quinacridone73915980-26-7
9pigment Purple 19quinacredone739001047-16-1
104,4'-bis(Chloromethyl)-Diphenyl
114,4'-bis(Diethoxphosphonomethyl)-Dipheyl
122,5-Thiophene Dicarboxylic Acid
132-Amino-4-tert-Butylphenol
14Benzaldehyde-2-Sulfonicid Sodium
Looking forward to hearing from you.
Best Regards,
Yao guohua
Beijing Prina Chemical Industry Co., Ltd. (Zhejiang Branch)
Tel:86-572-6776219
Fax:86-10-87204860
Mobile:13588137566
Business email:
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