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Modern Analytical Chemistry Research

ISSN Print:2707-4765
ISSN Online:2707-4773
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高效液相色谱法测定活血止痛胶囊中人参皂苷Rg1 含量

HPLC method was used to determine ginsenoside Rg1 in huoxue zhitong capsule

Author: 钟扬 / Modern Analytical Chemistry Research / 2019,1(2): 63-67 / 2019-12-27 look903 look196

目的:建立测定活血止痛胶囊中人参皂苷Rg1 含量的高效液相色谱 (HPLC)法。方法:采用Zorbax Extend-Cm 柱(150 mm×4.6 mm,5μm), 流动相为乙脂-0.1% 磷酸溶液(20:80),流速为1.... More >>

质谱法测定微量二氯乙烷

Determination of trace dichloroethane by mass spectrometry

Author: 石原 / Modern Analytical Chemistry Research / 2019,1(2): 56-62 / 2019-12-27 look806 look202

建立了Prima δB 过程工业质谱仪测定微量二氯乙烷(EDC)的分析方 法,在乙烯环氧化反应实验装置上,使用该方法能够对入口气体微量EDC 进行 在线定量分析。与离线色谱分析相比,质谱法分析速度快,便于对实验装置入 口气体... More >>

HPLC 法测定小儿氨酚烷胺颗粒中对乙酰氨基酚和咖啡因含量

HPLC method was used to determine the content of acetaminophen and caffeine in infantile aminophenolamine granules

Author: 毛恩平 / Modern Analytical Chemistry Research / 2019,1(2): 50-55 / 2019-12-27 look821 look204

目的:建立测定小儿氨酚烷胺颗粒中对乙酰氨基酚和咖啡因含量的高 效液相色谱(HPLC)法。方法:用十八烷基硅烷键合硅胶为填充剂,以用三 乙胺调pH 至3.0 的0.025mol/L 磷酸溶液- 乙腈(85:15)为流动相,检测波... More >>

浅谈大学化学课教学改革与实践

On teaching reform and practice of college chemistry course

Author: 贾元宝 / Modern Analytical Chemistry Research / 2019,1(2): 43-49 / 2019-12-27 look875 look235

为培养创新型、实用型医学人才,近两年来,该院生物科学专业在课 程设计上进行了教学改革。大学化学Ⅱ作为其中的一门试改课程,对课程设置、 教学手段、能力培养及考试改革等方面进行了探索。实践证明,以上措施的实施, 充分调动了学生学... More >>

基于原子荧光光谱法的瓜尔胶中砷和铅的测定

Determination of arsenic and lead in guar gum by atomic fluorescence spectrometry

Author: 樊志刚 / Modern Analytical Chemistry Research / 2019,1(2): 35-42 / 2019-12-27 look801 look207

采用氢化物发生 - 原子荧光光谱法测定瓜尔胶中砷和铅,对仪器工作条件和氢 化物发生条件进行选择和优化。方法对砷和铅的检出限均为 0.01μg/L,精密度(RSD, n=6)为 5.94% ~ 10.7%,砷平行加标回收率为 9... More >>

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