Showing 21 - 40 results of 1,176 for search '"liquid chromatography"', query time: 0.05s Refine Results
  1. 21

    Capillary Action Liquid Chromatography: New Chromatographic Technique for the Separation and Determination of Colour Substances by Andrzej Gierak, Agata Skorupa, Iwona Łazarska

    Published 2015-08-01
    “…The aim of this study is to compare the chromatographic separation of dyes, used in food industry, by thin-layer chromatography and capillary column liquid chromatography techniques. The same separation systems (stationary phase containing adsorbent type RP-8; and mobile phase containing methanol–water, with the modifier) were used for both techniques.…”
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  2. 22

    Enantioseparation of Secnidazole by High-Performance Liquid Chromatography Using Amylose-Based Stationary Phase by Ana C. Nascimento, Rafael F. Perna, Marco A. Cremasco, Cesar C. Santana

    Published 2012-09-01
    “…The secnidazole, a drug used in hepatic amebiasis, giardiasis and bacterial vaginosis, was enantioseparated on a semi-preparative scale by high performance liquid chromatography (HPLC), using chiral stationary phase (CSP) containing amylose tris (3, 5-dimethylphenyl) carbamate on silica gel (Chiralpak® AD). …”
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  3. 23

    Using an Ionic Liquid as the Porogen in the Preparation of Methacrylate-Based Monolith in Capillary Liquid Chromatography by Chen Na, Chen Jun, Liu Kun-Feng, Bai Lian-Yang, Zhang Yu-Ping

    Published 2014-09-01
    “…Baseline separation of the model analytes, including thiourea, benzene, toluene, ethylbenzene and propylbenzene, was achieved by capillary liquid chromatography, with the lowest theoretical plate height of 26.83 µm for benzene. …”
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    High-performance liquid chromatography and derivative spectrophotometry for simultaneous determination of pravastatin and fenofibrate in the dosage form by Hefnawy Mohamed M., Mohamed Mostafa S., Abounassif Mohammed A., Alanazi Amer M., Mostafa Gamal A. E.

    Published 2014-12-01
    “…High performance liquid chromatography (HPLC) and second-order derivative spectrophotometry have been used for simultaneous determination of pravastatin (PS) and fenofibrate (FF) in pharmaceutical formulations. …”
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  6. 26

    Dereplication of Natural Product Antifungals via Liquid Chromatography–Tandem Mass Spectrometry and Chemical Genomics by Nathaniel J. Brittin, David J. Aceti, Doug R. Braun, Josephine M. Anderson, Spencer S. Ericksen, Scott R. Rajski, Cameron R. Currie, David R. Andes, Tim S. Bugni

    Published 2024-12-01
    “…A ubiquitous problem in natural product drug discovery campaigns is the rediscovery of known compounds or their relatives; accordingly, we have integrated Liquid Chromatography–Tandem Mass Spectrometry (LC-MS/MS) for structural dereplication and Yeast Chemical Genomics for bioprocess evaluation into a screening platform to identify such compounds early in the screening process. …”
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    Determination of Urinary Creatinine in Washington State Residents via Liquid Chromatography/Tandem Mass Spectrometry by Caroline E. West, Blaine N. Rhodes

    Published 2014-01-01
    “…A viable, quick, and reliable method for determining urinary creatinine by liquid chromatography/tandem mass spectrometry (LC/MS/MS) was developed and used to evaluate spot urine samples collected for the Washington Environmental Biomonitoring Survey (WEBS): part of the Washington State Department of Health, Public Health Laboratories (PHL). 50 µL of urine was mixed with a 1 : 1 acetonitrile/water solution containing deuterated creatinine as the internal standard and then analyzed by LC/MS/MS. …”
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    Determination of Carrageenan in Livestock and Poultry Meat by Ultrahigh-Performance Liquid Chromatography-Tandem Mass Spectrometry by Yanqin Sun, Xudong Zhu, Xixi Shen, Wei Wang

    Published 2021-01-01
    “…Ultrahigh-performance liquid chromatography-tandem mass spectrometry (UHPLC-MS/MS) has become the main method for the detection and analysis of food additives because of its good separation, high selectivity, and high sensitivity. …”
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  14. 34

    Determination of clostebol residues in the urine of slaughter animals using liquid chromatography–tandem mass spectrometry by Matraszek-Żuchowska Iwona, Kłopot Alicja, Grzelak Justyna, Zdonek Paulina

    Published 2024-12-01
    “…The aim of this research was to develop a liquid chromatography–tandem mass spectrometry method for the detection of the residue of one such anabolic hormone, clostebol in food animal urine.…”
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  15. 35

    "Determination of antioxidant content in synthetic rubber by high-performance liquid chromatography gradient elution method" by "SONG Jie-rui, LI Xiao-yin, ZHAO Hui-hui, LIU Zhi-hui, CHEN Hai-hua, WANG Zhen, LIU Sui-bo, QIN Peng, WANG Chun-long, HUANG Shi-ying"

    Published 2025-12-01
    “…The content of antioxidant in synthetic rubber was determined by high-performance liquid chromatography gradient elution method, the effects of the factors, such as detection wavelength, flow rate, gradient elution condition on the determination results were investigated, and the repeatability and spiked recovery rate of the method were also determined. …”
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  16. 36

    Liquid chromatography-tandem mass spectrometry for the quantification of ripretinib and its metabolites DP-5439 in human plasma by Jiahui Lin, Jiahui Lin, Aiting Jiang, Juntao Zheng, Jingjing Wu, Hao Li, Hao Li, Shirong Cai, Yulong He, Xiao Chen, Guoping Zhong, Ke-Jing Tang, Ke-Jing Tang, Xinhua Zhang, Yanzhe Xia

    Published 2025-01-01
    “…In this study, a simple and stable liquid chromatography-tandem mass spectrometry (LC-MS/MS) method was attempted to be established and validated for pharmacokinetic studies of ripretinib and its metabolite DP-5439 and therapeutic drug monitoring in human plasma.MethodRipretinib and DP-5439 were separated by chromatography using a Thermofisher Hypersil GOLDTM C18 HPLC column. …”
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  17. 37

    Hydrophilic Interaction Liquid Chromatography-Tandem Mass Spectrometry Analysis of Fosetyl-Aluminum in Airborne Particulate Matter by Francesca Buiarelli, Patrizia Di Filippo, Carmela Riccardi, Donatella Pomata, Riccardo Marsiglia, Carla Console, Daniele Puri

    Published 2018-01-01
    “…Herein, we present a selective liquid chromatography-tandem mass spectrometry (LC-MS/MS) method to analyze residues of fosetyl-A1 in air particulate matter. …”
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  18. 38

    Determination of Aflatoxin B1 in Feedstuffs without Clean-Up Step by High-Performance Liquid Chromatography by Sasiprapa Choochuay, Jutamas Phakam, Prakorn Jala, Thanapoom Maneeboon, Natthasit Tansakul

    Published 2018-01-01
    “…High-performance liquid chromatography with precolumn derivatization and fluorescence detection was performed. …”
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  19. 39

    Conjugation of Short-Chain Fatty Acids to Bicyclic-Amines for Analysis by Liquid Chromatography Tandem Mass Spectroscopy by Daniel N. Darlington

    Published 2025-01-01
    “…Conjugation of short-chain fatty acids (SDFAs) to amines containing ring structures allows for better measurement by liquid chromatography tandem mass spectroscopy (LC-MS/MS). …”
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  20. 40

    Simultaneous Quantitative Determination of Six Caffeoylquinic Acids in Matricaria chamomilla L. with High-Performance Liquid Chromatography by Yifan Zhao, Peng Sun, Yue Ma, Kun Wang, Xiaoqiang Chang, Yue Bai, Dong Zhang, Lan Yang

    Published 2019-01-01
    “…(M. chamomilla) using high-performance liquid chromatography (HPLC) with diode-array detection (DAD) was established. …”
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