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行政單位
研究發展處
研究發展處
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search.filters.author.黃克峰
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search.filters.author.姜宏哲
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search.filters.subject.薄層
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search.filters.subject.白陶土
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search.filters.subject.矽酸鋁
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search.filters.subject.色層分析
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search.filters.subject.食用色素
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Aluminum Silicate and Kaolin Layer Chromatography of Food Dyes
(
國立臺灣師範大學研究發展處
,
1981-06-??
)
姜宏哲
;
黃克峰
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對六種常用食用色素(食用藍色一號,食用紅色二號,食用紅色六號,食用紅色七號,食用黃色四號,食用黃色五號)應用合成及天然矽酸鋁薄層、白陶土薄層做色層分析且該結果與矽膠薄層色層分析法互相比較檢討結果,應用合成矽酸鋁薄層在展開溶劑I之結果略與矽膠薄層分離之結果相等且有用。應用白陶土薄層色層法,食用紅色二號及黃色四號Rf值相同外在其他可分離,但展開時間過長。合成矽酸鋁之市價為薄層用矽膠之價格之約十分之一。
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