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    Determination of Matrine by Glassy Carbon Electrode Modified with Partially Electrochemical Reduced Graphene Oxide
    TAO Han, HUANG Rui, LIU Feng, TIAN Yunxia, WU Yuangen
    2021, 57(6): 481-486. DOI: 10.11973/lhjy-hx202106001
    Abstract PDF
    Determination of 9 N-Nitrosamines in Milk by Gas Chromatography Tandem Mass Spectrometry with Solid Phase Extraction
    LI Dengkun, ZHANG Yun, ZHAO Shiquan, LIU Xiangping, LI Lei
    2021, 57(6): 487-492. DOI: 10.11973/lhjy-hx202106002
    Abstract PDF
    GC Determination of 12 Acrylate Monomers Amounts Migrated from Food Contact Materials to Aqueous Food Simulants
    ZHAO Jinyao, LIU Afang, WAN Fu, WEN Ming, LIU Liang
    2021, 57(6): 493-499. DOI: 10.11973/lhjy-hx202106003
    Abstract PDF
    Determination of 9 Organophosphorus Flame Retardants in Vegetables by High Performance Liquid Chromatography-Tandem Mass Spectrometry
    XU Shanshan, SUN Wenfang, YANG Wen, LIU Xiangping
    2021, 57(6): 500-506. DOI: 10.11973/lhjy-hx202106004
    Abstract PDF
    Determination of Peroxide in Caprolactam and Polyether Samples by Coulometric Titration
    BU Peng, LI Hongliang
    2021, 57(6): 507-510. DOI: 10.11973/lhjy-hx202106005
    Abstract PDF
    Determination of Fentanyl and Its Metabolite in Urine by On-line SPE Combined with UHPLC-MS/MS
    ZHAO Qingjia, WANG Rong, XU Zhiru, SHENG Zhenhai, LIANG Chen, ZHANG Yurong
    2021, 57(6): 511-518. DOI: 10.11973/lhjy-hx202106006
    Abstract PDF
    Optimization of the National Standard Method for the Determination of Antioxidants in Edible Oils by High Performance Liquid Chromatography
    ZHONG Ciping, CHENG Changyu, SU Xin, ZHOU Haiyan, MA Wei, YU Xiaoqin
    2021, 57(6): 519-525. DOI: 10.11973/lhjy-hx202106007
    Abstract PDF
    Determination of 10 Trace Elements in Magnesium Oxide and Magnesium Hydroxide by Inductively Coupled Plasma Atomic Emission Spectrometry
    WANG Jingfeng, SONG Xuewen, CAO Yuwei
    2021, 57(6): 526-532. DOI: 10.11973/lhjy-hx202106008
    Abstract PDF
    HPLC Determination of 4 Key Impurities Residues in Imidacloprid Insecticide
    WANG Genlin, MENG Ying
    2021, 57(6): 533-536. DOI: 10.11973/lhjy-hx202106009
    Abstract PDF
    Determination of Inorganic Selenium in Rice by Atomic Fluorescence Spectrometry with Solid Phase Extraction
    ZHANG Ying, HUANG Wenyao, TANG Lin, KONG Fang, HUA Junhui
    2021, 57(6): 537-540. DOI: 10.11973/lhjy-hx202106010
    Abstract PDF
    Determination of 5 Solvents Residues in Ibutilide Fumarate Active Pharmaceutical Ingredient by Headspace-Gas Chromatography
    YANG Fan, ZHU Meng, TONG Qian
    2021, 57(6): 541-544. DOI: 10.11973/lhjy-hx202106011
    Abstract PDF
    Research Progress of Paper-Based Microfluidic Chip Based on Functional Nucleic Acid for Determination of Heavy Metal Ions
    ZHENG Yuzhu, CAO Hui, XU Fei, GE Yuqing, WANG Zhen, CHEN Limin, WU Weiwei, ZHU Junjie, YUAN Min
    2021, 57(6): 568-576. DOI: 10.11973/lhjy-hx202106017
    Abstract PDF