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    Determination of 10 Benzodiazepines in Urine of Domestic Animals by HPLC-MS/MS with MSPE Using Magnetic Graphene as Adsorbent
    HE Xiaoming, LI Li, YU Pengfei, CHEN Ke, NI Juanzhen, HU Yongdong, WANG Chuanpi
    2019, 55(1): 4-9. DOI: 10.11973/lhjy-hx201901002
    Abstract PDF
    Determination of Menthol in Cut Tobacco and Cigarette Filters of Mentholated Cigarettes by GC-MS with Ultrasonic Extraction
    JIANG Chengyong, YAN Lihong, LU Nan, XU Tongguang, BAI Ruoshi
    2019, 55(1): 10-16. DOI: 10.11973/lhjy-hx201901003
    Abstract PDF
    Determination of 31 Chemical Constituents of Poisonous Plants in Samples of Blood and Urine by LC-MS/MS with Separation by Online Solid Phase Extraction
    MO Jing, HUANG Kejian, LUO Xuan, YANG Ning, LIU Xiaofeng, LI Lu, QIAO Wentao, ZHU Dingji
    2019, 55(1): 17-25. DOI: 10.11973/lhjy-hx201901004
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    Rapid Determination of Acid Value of Diesel Engine Oil by Infrared Spectroscopy with Application of Algorithm of RF-RVM
    WANG Juxiang, WANG Kai, HAN Xiao
    2019, 55(1): 26-30. DOI: 10.11973/lhjy-hx201901005
    Abstract PDF
    Simultaneous Determination of 36 Kinds of Polycyclic Aromatic Hydrocarbons and Their Derivatives in Groundwater by Gas Chromatography-Mass Spectrometry
    XU Dandan, RAO Zhu, LIANG Handong
    2019, 55(1): 31-38. DOI: 10.11973/lhjy-hx201901006
    Abstract PDF
    ICP-MS Determination of Chromium, Cadmium, Arsenic, Lead and Mercury in Vegetables with Microwave Digestion of Samples
    LI Xiaxue, LIU Aiping, CHEN Ya, ZENG Yan, DU Lei, LI Cheng
    2019, 55(1): 39-45. DOI: 10.11973/lhjy-hx201901007
    Abstract PDF
    HPLC-MS/MS Determination of 7 Disperse Dyes in Printing and Dyeing Wastewater with Separation by Bi-Aqueous Phase Extraction Using n-Propanol and Ammonium Sulfate as Extraction System
    YE Ziyu, GAO Shiqian, GU Haidong, ZHANG Zhan'en
    2019, 55(1): 46-50. DOI: 10.11973/lhjy-hx201901008
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    Determination of 14 Main and Trace Elements in Feeds by ICP-MS
    LI Haojin, ZHENG Yongmei, YE Lin, ZHAO Jianheng
    2019, 55(1): 51-55. DOI: 10.11973/lhjy-hx201901009
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    Determination of Seventeen Mycotoxins in Chinese Herbal Medicines by Ultra-High Performance Liquid Chromatography-Mass Spectrometry with Isotope Dilution
    LI Fenghua, ZHENG Fengjia, LI Wei, CHEN Jindong, JIANG Dafeng, XIN Chenglong
    2019, 55(1): 56-62. DOI: 10.11973/lhjy-hx201901010
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    Determination of Eight Heavy Metal Elements in Soil by Microwave Digestion- Inductively Coupled Plasma Atomic Emission Spectrometry
    YANG Yeqin, ZHAO Changping, ZHAO Jie
    2019, 55(1): 63-67. DOI: 10.11973/lhjy-hx201901011
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    Determination of Restricted Pesticides-Carbamates Illegally Added in Pesticide Products by High Performance Liquid Chromatography
    CHEN Jianbo, ZHANG Songhan, MA Lin, ZHAN Xiupin, ZHAO Li
    2019, 55(1): 68-72. DOI: 10.11973/lhjy-hx201901012
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    Analysis of Burned Residues of Natural Fiber and Burning Supporters by Flash Gas Chromatography
    LIU Jida, ZHANG Jian
    2019, 55(1): 73-77. DOI: 10.11973/lhjy-hx201901013
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    Determination of Chlorogenic Acid and Its Isomers in Tobacco Leaves by High Performance Liquid Chromatography
    YI Xiaoli, ZHOU Zhaojuan, WANG Lida, ZHANG Jie, LU Nan, BAI Ruoshi
    2019, 55(1): 78-82. DOI: 10.11973/lhjy-hx201901014
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    Determination of Purity of Sodium Chlorite and Its Anion Impurities by Replacement-Ion Chromatography
    LÜ Haixia, HUANG Mengqin, WU Jiayu, WANG Yong, SHI Chao'ou
    2019, 55(1): 83-86. DOI: 10.11973/lhjy-hx201901015
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    Determination of Trace of Thallium in Nickel Base Superalloy by Graphite Furnace Atomic Absorption Spectrometry
    ZHANG Liangliang, LEI Yaning
    2019, 55(1): 87-90. DOI: 10.11973/lhjy-hx201901016
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    Application of Direct Injection Techniques in Determination of Heavy Metals in Grain
    ZHOU Minghui, WU Yanxiang, ZHANG Jieqiong, CHEN Xi, WANG Songxue
    2019, 55(1): 118-124. DOI: 10.11973/lhjy-hx201901024
    Abstract PDF