Derivative-synchronous fluorescence spectra of thiochrome ( the fluorescent oxidation product of vitamin B_1 ) vitamin B_2 and vitamin B_6 were studied in detail and a simultaneous determination method of these three components was presented .

研究了维生素B1的氧化产物（ 硫 色素）、维生素B2和B6混合物 体系的导数－同步荧光光谱，提出了混合物 体系荧光光谱被 分辨开的同时测定方法。