Best Whitening Optical Brightener Agent CBS-X(CAS NO 27344-41-8) for the detergent CHEMICAL NAME: 4.4'-bis(2-disulfonic acid styryl) biph enyl Quality ...
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High quality whitening OPTICAL BRIGHTENER OB-I(C.I.393) for PP CAS NO :1533-45-5 Product Name 2.2-(4.4-diphenol vinyl)di-benzoxazol CAS No 1533-45-5 ....