Showing 1 - 20 results of 562 for search '"Gas Chromatography"', query time: 0.07s Refine Results
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    Gas chromatography-mass spectrometry in the taxonomy of Miscanthus by N. M. Slynko, N. V. Burmakina, O. M. Potseluyev, S. Yu. Kapustyanchik, G. Yu. Galitsin, T. N. Goryachkovskaya, L. V. Kuybida, S. V. Shekhovtsov, S. E. Peltek, V. K. Shumny

    Published 2020-01-01
    “…We found 153 substances and identified 143 of them in extracts of eleven Miscanthus plants by gas chromatography-mass spectrometry (GC-MS). These substances can be grouped into alkanes (20 compounds), fatty acids (34), phenols (13), sterols (18) toсopherols (8), norterpenoids (12), and phytols (13), as well as their derivatives. …”
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    Characterization of aroma compounds of Pu-erh ripen tea using solvent assisted flavor evaporation coupled with gas chromatography-mass spectrometry and gas chromatography-olfactometry by Bei Wang, Qing Meng, Lin Xiao, Ruili Li, Chunhai Peng, Xueli Liao, Jingna Yan, Honglin Liu, Guanhua Xie, Chi-Tang Ho, Huarong Tong

    Published 2022-05-01
    “…In the present study, volatile compounds from Pu-erh ripen tea were extracted using a solvent assisted flavor evaporation (SAFE) and analyzed with a gas chromatography-mass spectrometry (GC-MS) and a gas chromatography olfactometry (GC-O). …”
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    Determination of Morphine and Codeine in Human Urine by Gas Chromatography-Mass Spectrometry by Xiaoqian Zhang, Mengchun Chen, Gaozhong Cao, Guoxin Hu

    Published 2013-01-01
    “…A sensitive and selective gas chromatography-mass spectrometry (GC-MS) method was developed and validated for the determination of morphine and codeine in human urine. …”
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    Characterization of the key aroma compounds in four varieties of pomegranate juice by gas chromatography-mass spectrometry, gas chromatography-olfactometry, odor activity value, aroma recombination, and omission tests by Cong Lu, Yuyu Zhang, Ping Zhan, Peng Wang, Honglei Tian

    Published 2023-01-01
    “…The aroma profiles of 4 varieties of pomegranate juice, including Dahongtian (DP), Jingpitian (JP), Luyudan (LP), and Tianhonngdan (TP), were investigated via gas chromatography-mass spectrometry (GC-MS) and gas chromatography-olfactometry (GC-O) analyses. …”
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    Separation of cis- and trans-Asarone from Acorus tatarinowii by Preparative Gas Chromatography by H. L. Zuo, F. Q. Yang, X. M. Zhang, Z. N. Xia

    Published 2012-01-01
    “…A preparative gas chromatography (pGC) method was developed for the separation of isomers (cis- and trans-asarone) from essential oil of Acorus tatarinowii. …”
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    Chemical Heterogeneity of Metal Oxide Surfaces as Studied by Inverse Gas Chromatography at Finite Concentrations by V.I. Bogillo, V.P. Shkilev, A. Voelkel

    Published 1996-06-01
    “…A method for the calculation of the heterogeneous solid surface distribution function on the adsorption (free adsorption) energy as the sum of two uniform functions and on parameters describing the donor–acceptor and dispersive properties of the adsorption sites direct from chromatographic peaks as measured by inverse gas chromatography of ‘test ’ adsorbates at finite concentrations has been proposed. …”
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    Prediction of Gas Chromatography-Mass Spectrometry Retention Times of Pesticide Residues by Chemometrics Methods by Elaheh Konoz, Amir H. M. Sarrafi, Alireza Feizbakhsh, Zahra Dashtbozorgi

    Published 2013-01-01
    “…A quantitative structure-retention relationships (QSRRs) method is employed to predict the retention time of 300 pesticide residues in animal tissues separated by gas chromatography-mass spectroscopy (GC-MS). Firstly, a six-parameter QSRR model was developed by means of multiple linear regression. …”
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    Discrimination of Pakistani Fountain Pen Inks by Gas Chromatography-Mass Spectrometry (GC-MS) by Mehwish Sharif, Muhammad Irfan Jalees, Syed Azhar Ali Shah Tirmazi, Muhammad Makshoof Athar, Arjumand Iqbal Durrani, Madeeha Batool

    Published 2022-01-01
    “…We have investigated the use of the gas chromatography-mass spectrometry technique in profiling and discrimination of fountain pen ink used in Pakistan for forensic purpose. …”
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    Untargeted Metabolite Profiling of Specialty Rice Grains Using Gas Chromatography Mass Spectrometry by Rohit Kambale, M. Raveendran, J. Ramalingam

    Published 2022-01-01
    “…The metabolomic profiling of aromatic rice grains Chakhao Amubi, Pusa Basmati 1, and nonaromatic rice, Improved White Ponni was attempted to use gas chromatography-mass spectrometry (GC-MS). A total of fifty volatile aromatic compounds, including aromatic hydrocarbons, alkanes, alkenes, ketones, and aromatic aldehydes, have been identified. …”
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    Identification and Discrimination of Brands of Fuels by Gas Chromatography and Neural Networks Algorithm in Forensic Research by L. Ugena, S. Moncayo, S. Manzoor, D. Rosales, J. O. Cáceres

    Published 2016-01-01
    “…In this work, a method based on gas chromatography (GC) and neural networks (NN) has been developed and applied to the identification and discrimination of brands of fuels such as gasoline and diesel without the necessity to determine the composition of the samples. …”
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    Multiresidue Analysis of 86 Pesticides Using Gas Chromatography Mass Spectrometry: II-Nonleafy Vegetables by M. H. EL-Saeid, M. T. Selim

    Published 2013-01-01
    “…Pesticide residues were determined by gas chromatography with mass selective detector (GC-MSD). …”
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    Quantitative Analysis and Fingerprint Profiles for Quality Control of Fructus Schisandrae by Gas Chromatography: Mass Spectrometry by Yong-Gang Xia, Bing-You Yang, Jun Liang, Qi Yang, Di Wang, Hai-Xue Kuang

    Published 2014-01-01
    “…This paper describes a simple, rapid, and effective quality assessment method for Fructus Schisandrae by gas chromatography-mass spectrum (GC-MS). The method was established by using specific lignan fingerprint profiles and quantitation of characteristic compounds in this herbal medicine. …”
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    Development of a Method for Rapid Determination of Morpholine in Juices and Drugs by Gas Chromatography-Mass Spectrometry by Mengsi Cao, Pingping Zhang, Yanru Feng, Huayin Zhang, Huaijiao Zhu, Kaoqi Lian, Weijun Kang

    Published 2018-01-01
    “…A reliable derivatization method has been developed to detect and quantify morpholine in apple juices and ibuprofen with gas chromatography-mass spectrometry. Morpholine can react with sodium nitrite under acidic condition to produce stable and volatile N-nitrosomorpholine derivative. …”
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    Rapid Simultaneous Determination of 43 Pesticide Residues in Schizonepeta tenuifolia by Gas Chromatography Mass Spectrometry by Guo-wei Zhou, Yong-mei Li, Chun-ni Liu, Hong-min Ren, Hai-ying Li

    Published 2021-01-01
    “…Selected pesticides were identified using DB-35MS capillary column and detected by gas chromatography mass spectrometry. Samples were quantified by external standard method. …”
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