Kawamoto, T Post-column derivatization of vitamin B6 using 2,6-dibromoquinone-4-chlorimide. [electronic resource] - Journal of chromatography Sep 1983 - 414-9 p. digital Publication Type: Journal Article Standard No.: 10.1016/s0021-9673(01)90863-5 doi Subjects--Topical Terms: Chromatography, High Pressure Liquid--methodsParticle SizePyridoxine--analysisQuinonesSpectrophotometry, Ultraviolet--methodsTablets--analysis