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    Determination of Enzyme Activity of 4 CYPs in Earthworms by HPLC-MS/MS Based on Probe Substrate Method and Its Application
    ZHANG Wei, ZHANG Xuemei, LI Dianyan, YU Hongyan, ZENG Tingting, YANG Xiaoxia
    2022, 58(2): 125-132. DOI: 10.11973/lhjy-hx202202001
    Abstract PDF
    Determination of Lobetyolin, Total Polysaccharides and Total Flavonoids in Miao Medicine Campanumoea Javanica from Different Harvesting Periods and Determination of the Optimal Harvesting Period of Campanumoea Javanica
    LU Tingxiang, WANG Chuanming, ZHANG Yuping, JIANG Danhong, JIANG Xiaoqi, HAN Zhongyao
    2022, 58(2): 133-139. DOI: 10.11973/lhjy-hx202202002
    Abstract PDF
    Determination of 41 Glucocorticoids in Cosmetics by Captiva EMR Solid Phase Extraction-High Performance Liquid Chromatography-Tandem Mass Spectrometry
    WEN Jiaxin, HUANG Yuping, HE Jiawen, LIU Yaxiong, CHEN Qiao, LAI Yuhong
    2022, 58(2): 140-147. DOI: 10.11973/lhjy-hx202202003
    Abstract PDF
    Determination of Protein in Medical Cross-Linked Sodium Hyaluronate Gel by the Method of Bradford after De-Crosslinking with Sulfuric Acid
    GUO Lijuan, LIU Aijuan, SUN Xingxia, LIU Ye, CHEN Fang, SHEN Yong
    2022, 58(2): 148-151. DOI: 10.11973/lhjy-hx202202004
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    Determination of Cholesterol in Aquatic Products by UHPLC after Hydrolysis with Alkaline Ionic Liquid and Extraction with Aqueous Two-Phase Micellar System
    SONG Yufeng, ZHU Junxiang, YU Dingyi, ZHANG Xiaojun, MA Jianfeng
    2022, 58(2): 152-156. DOI: 10.11973/lhjy-hx202202005
    Abstract PDF
    Rapid Determination of Polymeric Root Retardants in Asphalt-Based Waterproof Sheets of Resistance to Root Penetration by HPLC
    YE Junpeng, LIU Changning, LI Wanyong, XU Zheng
    2022, 58(2): 157-160. DOI: 10.11973/lhjy-hx202202006
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    Simultaneous Determination of Residues of 10 Photoinitiators in Ultroviolet Curing Offset Ink for Eoo-Friendly Cigarette Labels by Gas Chromatography-Mass Spectrometry
    WANG Yu, LI Ying, LI Haishan, WANG Jing
    2022, 58(2): 161-165. DOI: 10.11973/lhjy-hx202202007
    Abstract PDF
    Simultaneous Determination of Bioavailable Forms of Copper, Zinc, Iron, Manganese and Sulfur in Reclaimed Soil by Inductively Coupled Plasma Atomic Emission Spectrometry
    CHEN Bo, MA Ling, WANG Jinyun
    2022, 58(2): 166-172. DOI: 10.11973/lhjy-hx202202008
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    Determination of 5 Morphologies of Silicon in Produced Water of Heavy Oil by Spectrophotometry after High Temperature Digestion
    BAI Yu, ZHOU Lü, MA Keke, CAO Zhi, JIN Zhina, SUN Sen
    2022, 58(2): 173-180. DOI: 10.11973/lhjy-hx202202009
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    Comparison of Extraction Effect of Headspace-Solid Phase Microextraction and Simultaneous Distillation on Volatile Components in Amomum Villosum Based on Comprehensive Two-Dimensional Gas Chromatography-Quadrupole Time-of-Flight Mass Spectrometry
    SONG Juyi, CHEN Xiaotian, LIU Shuqin, BAN Rui, XIANG Zhangmin
    2022, 58(2): 181-192. DOI: 10.11973/lhjy-hx202202010
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    Determination of K, Ca, Na, Mg in Heat Not Burning Cigarette by Flame Atomic Absorption Spectrometry with Hydrochloric Acid Ultrasonic Extraction
    DUAN Qin, WEN Guanghe, YANG Xueyan, YANG Yi, TIAN Feiyu, KEN Shengye
    2022, 58(2): 193-196. DOI: 10.11973/lhjy-hx202202011
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    Determination of Cation Exchange Capacity in Soil by Automatic Kjeldahl Nitrogen Method after Ultrasonic Exchange and Suction Filtration Leaching
    YUE Zhonghui, LONG Shoukun, GUO Ziqiang, ZHOU Junhua
    2022, 58(2): 197-201. DOI: 10.11973/lhjy-hx202202012
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    Determination of 18 Volatile Organic Compounds in Exhaust Gas from Stationary Polution Source of Rare Earth Extraction Separation Workshop by Gas Chromatography-Mass Spectrometry after Thermal Desorption
    LIU Xiaojie, LIU Chun, YANG Xuezheng, LI Liang, SUN Bing, DU Mei
    2022, 58(2): 202-209. DOI: 10.11973/lhjy-hx202202013
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    Prediction of Chlorogenic Acid and Rutin in Tobacco by Multivariate Calibration Model Based on Raman Spectroscopy
    HUANG Tianxiong, YU Jie, JIA Nan, ZHANG Ruoqiu, SHEN Xiaojie, SHA Yunfei, DU Yiping, LI Long
    2022, 58(2): 210-215. DOI: 10.11973/lhjy-hx202202014
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    Research Progress in Determination of Oxygen and Nitrogen in Metals and Ceramic Materials by Pulse Fusion Method
    ZHANG Yong, LI Yao, YAO Jiaren, LI Renbo, LI Hui, ZHANG Zhongyuan
    2022, 58(2): 238-248. DOI: 10.11973/lhjy-hx202202022
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