We, HEBEI XINGYU CHEMICAL CO.,LTD. is a leading manufacturer of series of Basic dyes and Optical brighteners.
Basic dyes
BASIC RED 1,
BASIC RED 1:1,
BASIC VIOLET 11,
BASIC VIOLET 11:1
which are mainly used in pigment,lake,paint etc.
Optical brighteners such as
FLUORESCENT BRIGHTENER OB(FBA 184),
FLUORESCENT BRIGHTENER OB-1(FBA 393),
FLUORESCENT BRIGHTENER FP-127(FBA 378),
FLUORESCENT BRIGHTENER KCB(FBA 367),
FLUORESCENT...
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