You are learning practical aspects of optimization of NMR experiments while actually using real NMR spectrometers. You are learning the basics of selecting acquisition- and processing-parameters. You ...

After hours: March 14 at 5:29:10 PM EDT Loading Chart for NMR ...

2月的仪器信息网论坛，如同春日的花园，绽放着知识的芬芳。本月的核磁共振技术（NMR）热门帖子排行榜，不仅反映了仪器行业的热点话题，更是行业动态的风向标。从精密测量到材料分析，每一篇帖子都是专业交流的结晶，每一条评论都是智慧的碰撞。

You are learning practical aspects of optimization of NMR experiments while actually using real NMR spectrometers. You are learning the basics of selecting acquisition- and processing-parameters. You ...

Nuclear magnetic resonance (NMR) spectroscopy is a technique that detects the chemical environment of atomic nuclei by the absorption of radio-frequency electromagnetic radiation when in the ...

Institute of Medical Microbiology and Hygiene and Research Center for Immunotherapy (FZI), University Medical Center of the Johannes Gutenberg-University, Mainz 55131, Germany Institute of Infection ...

三七Panax notoginseng (Burk.) F. H. Chen 为五加科重要的药用植物，其干燥根及根茎为名贵中药三七，具有散瘀止血、消肿定痛等功效[1] 。皂苷是三七中的 主要活性成分，相较于皂苷，三七中黄酮含量较低。目前对三七根及根茎中黄酮的分离鉴定研究较少，仅从三七绒 ...

Department of Chemistry, University of Alberta, Edmonton, Alberta, Canada, T6G 2G2 ...

研究中药类多糖类型众多（香菇多糖、灵芝多糖、猴头菇多糖、银耳多糖、石斛多糖和巴戟天寡糖）、淀粉和纤维素等。 1.提取纯化：运用膜分离、色谱分离、沉淀法等多种手段进行分离纯化及杂质制备，确保多糖产品的纯度和质量。 2.含量测定：主要包括总糖 ...

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