Optical Brightening Agent OB (C.I.184)Chemical name 2,5-bis-(5-ter-butyl-benzoxazolyl-) thiopheneStructural formula Molecular formula: C26H26N2O2...ssss
Peregal O(Levelling agent O)Main CompositionGather oxygen ether of fatty alcoholsTechnical IndexAppearance: white flakePH value (1% water solutio...ssss
Optical Brightening Agent PF (C.I.135) Chemical name 1.2 di(5-mythyl-benziazolyl)ethyleneStructural formula Specification Appearance: Slight yell...ssss