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A novel and simple method for the separation of major vitamin B analytes, such as thiamine, riboflavin, nicotinamide, vitamin B4, pyridoxine, has been developed by CEC using the monolithic column. It has been found that the baseline separation of the five analytes could be achieved with 5.0 mM phosphate buffer at pH 4.0. Compared with the open‐tubular capillary and the bared capillary columns, the...
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