The spectrum characteristie of red cabbage pigment,and the effects of pH,Fe3+ and ascorbic acid on the colour and stability of the same pigment werestudied.
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- 抗坏血酸等氧化还原剂加速红甘蓝色素溶液退色,并导致红色组分减少,黄色组分增加,色素溶液的色凋由红变黄。