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Zhu Ying, Xu Huiying, Xu Lixing, Yu Rugu. UV Spectrophotometric and Colorimetric Determination of Ortho Dihydric phenolic Drugs Ⅴ. Determination of Caffeic Acid and Caffeic Acid Diethylamina in Tablets[J]. Journal of China Pharmaceutical University, 1981, (1): 48-53.
Citation: Zhu Ying, Xu Huiying, Xu Lixing, Yu Rugu. UV Spectrophotometric and Colorimetric Determination of Ortho Dihydric phenolic Drugs Ⅴ. Determination of Caffeic Acid and Caffeic Acid Diethylamina in Tablets[J]. Journal of China Pharmaceutical University, 1981, (1): 48-53.
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UV Spectrophotometric and Colorimetric Determination of Ortho Dihydric phenolic Drugs Ⅴ. Determination of Caffeic Acid and Caffeic Acid Diethylamina in Tablets

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  • this article is to present the examination results of absorption coefficient of caffeicacid, the recovery ratio of the tablets of caffeic acid and its diethylaminate and theanalytical results of the tablets obtained in ultraviolet spectrophotometric and color-imetric determinations.
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