为了寻找一种可食用天然蓝色素，本论文采用紫外光谱法对广西栀子蓝色素的特性进行了研究。
In order to find a new kind of natural blue pigment, the UV-absorption characteristics of gardenia blue pigment in Guangxi province was studied in this paper.
研究有机溶剂/磷酸氢二钾双水相体系对栀子黄废液中栀子苷的萃取条件，并将萃取后的栀子苷用于栀子蓝色素的生产。
The hydrophobic gardenia blue pigment was prepared with the water-soluble gardenia blue pigment esterified by acetic anhydride, and catalyzed by hydrochloric acid.
从栀子果中可提制出黄色、蓝色、天蓝色、红色等色素。
Various pigments can be extracted and formed from gardenia fruit. It includes gardenia yellow, blue, and red pigments etc.
从栀子果中可提制出黄色、蓝色、天蓝色、红色等色素。
Various pigments can be extracted and formed from gardenia fruit. It includes gardenia yellow, blue, and red pigments etc.
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