Determination of Phenolic Compounds in Beverages by Three-Flow Channel Isocratic HPLC with Electrochemical Detections Using a Column-Switching Technique
Yuwen Suna, b, Akira Kotania, Koichi Machidaa, Kazuhiro Yamamotoa, Hideki Hakamataa
Published in Chemical and Pharmaceutical Bulletin (01.01.2022)
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Published in Chemical and Pharmaceutical Bulletin (01.01.2022)
Journal Article
Chemometric Evaluation of Repeatability Using the Autocorrelation Method in High-Performance Liquid Chromatography with Ultraviolet Detection
Akira Kotania, Mitsuo Saitoa, b, Takehiko Yajimab, Hideki Hakamataa, Yuzuru Hayashib, c
Published in Chemical and Pharmaceutical Bulletin (01.10.2019)
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Published in Chemical and Pharmaceutical Bulletin (01.10.2019)
Journal Article
Quantitative Comparison of Caffeoylquinic Acids and Flavonoids in Chrysanthemum morifolium Flowers and Their Sulfur-Fumigated Products by Three-Channel Liquid Chromatography with Electrochemical Detection
Liangmian Chena, b, c, Akira Kotania, Fumiyo Kusua, Zhimin Wangb, Jingjing Zhub, Hideki Hakamataa
Published in Chemical and Pharmaceutical Bulletin (01.01.2015)
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Published in Chemical and Pharmaceutical Bulletin (01.01.2015)
Journal Article
Determination of Honokiol and Magnolol by Micro HPLC With Electrochemical Detection and Its Application to the Distribution Analysis in Branches and Leaves of Magnolia obovata
Akira KOTANIa, Satoshi KOJIMAa, Hideki HAKAMATAa, Dongri JINb, Fumiyo KUSUa
Published in Chemical & Pharmaceutical Bulletin (2005)
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Published in Chemical & Pharmaceutical Bulletin (2005)
Journal Article
Theoretical repeatability assessment without repetitive measurements in gradient high-performance liquid chromatography
Kotani, Akira, Tsutsumi, Risa, Shoji, Asaki, Hayashi, Yuzuru, Kusu, Fumiyo, Yamamoto, Kazuhiro, Hakamata, Hideki
Published in Journal of Chromatography A (08.07.2016)
Published in Journal of Chromatography A (08.07.2016)
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Journal Article