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浏览/检索结果: 共4条，第1-4条 帮助 限定条件 发表日期：2019     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Purification of tertiary and quaternary alkaloids from Rhizoma Corydalis using reversed-phase/weak cation-exchange mixed-mode class separation combined with preparative C18 and silica based strong cation-exchange chromatography 期刊论文 JOURNAL OF CHROMATOGRAPHY B-ANALYTICAL TECHNOLOGIES IN THE BIOMEDICAL AND LIFE SCIENCES, 2019, 卷号: 1126, 页码: 7 作者:  Guo, Xiujie;  Gao, Zhenhua;  Wang, Jixia;  Guo, Zhimou;  Zhang, Xiuli 收藏  |  浏览/下载：275/0  |  提交时间：2019/12/02 Alkaloids  Purification  C18WCx  Scx  Rhizoma Corydalis   Offline preparative 2-D polar-copolymerized reversed-phase chromatography x zwitterionic hydrophilic interaction chromatography for effective purification of polar compounds from Caulis Polygoni Multiflori 期刊论文 JOURNAL OF CHROMATOGRAPHY B-ANALYTICAL TECHNOLOGIES IN THE BIOMEDICAL AND LIFE SCIENCES, 2019, 卷号: 1118, 页码: 70-77 作者:  Liu, Dian;  Jin, Hongli;  Wang, Jixia;  Zhou, Han;  Liu, Yanfang 收藏  |  浏览/下载：66/0  |  提交时间：2019/07/26 Caulis Polygoni Multiflori  Polar compounds  Polar-copolymerized reversed-phase chromatography  Zwitterionic hydrophilic interaction chromatography   Accurate and precise determination of Lu and Hf contents and Hf isotopic composition at the sub-nanogram level in geological samples using MC-ICP-MS 期刊论文 JOURNAL OF ANALYTICAL ATOMIC SPECTROMETRY, 2019, 卷号: 34, 期号: 6, 页码: 1256-1262 作者:  Ma, Qian;  Yang, Ming;  Zhao, Han;  Evans, Noreen J.;  Chu, Zhu-Yin 收藏  |  浏览/下载：54/0  |  提交时间：2019/07/29 Identification of transformation/degradation products of tetrabromobisphenol A and its derivatives 期刊论文 TRAC-TRENDS IN ANALYTICAL CHEMISTRY, 2019, 卷号: 111, 页码: 85-99 作者:  Liu, Aifeng;  Zhao, Zongshan;  Qu, Guangbo;  Shen, Zhaoshuang;  Liang, Xiangfeng 收藏  |  浏览/下载：43/0  |  提交时间：2020/10/21 Tetrabromobisphenol A  Derivatives  Transformation and degradation (T/D)  Identification  Extraction  Purification  Mass spectrometry  Quantitative analysis