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  1. No Access

    Article

    Convenient and Sensitive HPLC Method for Determination of Nitrosamines in Foodstuffs Based on Pre-column Fluorescence Labeling

    The determination of trace nitrosamines (NAs) has received more and more attention due to NAs’ strong carcinogenicity and wide existence in foodstuffs. But the convenient and sensitive method for simultaneousl...

    Mei Zhao, Guoliang Li, Weiheng Kong, Shuaimin Lu, Lian **a, Guang Chen… in Chromatographia (2016)

  2. No Access

    Article

    LC Determination of Amino Acids in Rat Plasma with Fluorescence Detection: Application to Exercise Physiology

    An LC method for the determination of 20 amino acids (AAs), using 1,2-Benzo-3,4-dihydrocarbazole-9-ethyl chloroformate (BCEOC) as fluorescent labeling reagent, has been validated and applied for the analysis o...

    **anen Zhao, Yourui Suo in Chromatographia (2008)

  3. No Access

    Article

    CE Determination of 2-(9-Carbazole)ethyl Chloroformate-Labeled Oligopeptides

    A pre-column derivatization method for sensitive determination of oligopeptides, using the tagging reagent 2-(9-carbazole)ethyl chloroformate (CEOC-Cl) followed by capillary electrophoresis (CE) with diode-arr...

    Chenxu Ding, Xuejun Sun, **anen Zhao, Wenchen Zhao, Yulin Li… in Chromatographia (2008)

  4. No Access

    Article

    Determination of Free Fatty Acids in Bryophyte Plants and Soil by HPLC with Fluorescence Detection and Identification by Online MS

    A method for the determination of long and short chain free fatty acids (FFAs), using 1-[2-(p-toluenesulfonate)-ethyl]-2-phenylimidazole-[4,5-f]-9,10-phenanthrene (TSPP) as labeling reagent, has been developed. I...

    **anen Zhao, Honglun Wang, **mao You, Yourui Suo in Chromatographia (2007)

  5. No Access

    Article

    Determination of 30 Free Fatty Acids in Two Famous Tibetan Medicines by HPLC with Fluorescence Detection and Mass Spectrometric Identification

    A simple and sensitive high-performance liquid chromatographic (HPLC) method with fluorescence detection and mass spectrometric identification has been developed for analysis of 30 long-chain and short-chain f...

    **g Sun, Guichen Chen, **anen Zhao, Wenhua Xu, Guoying Zhou, Youji Han… in Chromatographia (2007)

  6. No Access

    Article

    Pre-Column Derivatization of Amines with 1,2-Benzo-3,4-Dihydrocarbazole-9-Isopropyl Chloroformate Followed by LC-Fluorescence and LC-APCI-MS

    A pre-column derivatization method for the sensitive determination of amines using the labeling reagent 1,2-benzo-3,4-dihydrocarbazole-9-isopropyl chloroformate (BCIC-Cl) followed by high-performance liquid ch...

    **mao You, **angming Chen, **anen Zhao, Yourui Suo, Honglun Wang… in Chromatographia (2006)