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김지연,이경순,유언희,이유미,정서영,황소희,우혜경,정혜진 이화여자대학교 약학회 1986 梨花藥學會誌 Vol.- No.25
Addition of a coloring agent to groceryes is a generally available method to stimulate one's appetite. In order to investigate to use a coloring agent according to the rules, we take yellow radish and rainbow rice cake selling in the market for a sample. At first, we extracted coloring matter from the sample and examined qualitative and quantitive analysis. We used woolen yarn method as qualitative analysis and paperchromatography method as identification, uv method as quantatitive analysis. According to the result of the experiment, none of sample was used non permission coloring matter but it is permission coloring matter, it's amount to be found surplus.
김지연,이경순,유언희,이유미,정서영,황소희,우혜경,정혜진 梨花女子大學校 藥學硏究所 1986 梨花藥學硏究 Vol.- No.25
Addition of a coloring agent to groceryes is a generally available method to stimulate one's appetite. In order to investigate to use a coloring agent according to the rules, we take yellow radish and rainbow rice cake selling in the market for a sample. At first, we extracted coloring matter from the sample and examined qualitative and quantitive analysis. We used woolen yarn method as qualitative analysis and paperchromatography method as identification, uv method as quantatitive analysis. According to the result of the experiment, none of sample was used non permission coloring matter but it is permission coloring matter, it's amount to be found surplus.