高效液相色谱法(HPLC)[7-8]、电感耦合等离子体质谱仪(inductively coupled plasma mass spectrometry,ICP-MS)[9-11]、近红外线(near infra-red,NIR)和中红外线(middle infra-red,MIR)光谱[12-14]、稳定同位素[15-18]、核磁共振光谱(nuclear magnetic resonance,NMR)[19],以及以上不同方法的组合[20-23]。
1H-NMR谱1. Each fraction was analyzed qualitatively by 1H-NMR spectra,then the aromatic fraction was characterized using gas chromatograph/mass spectrometer(GC-MS). 通过1H-NMR谱图对各族组分的切割点的准确性进行了定性分析,并用色-质联用对循环油的芳烃组分进行了分析,初步确定了基本组成,为煤液化油...
1H Nuclear magnetic resonance (1H NMR) spectra.Atif, SarwarHaliza, KatasSiti, Noradila SamsudinNoraziah, Mohamad Zin
2 Overlaid 1H-NMR spectra of bear bile powder and other medicinal bile 1H-NMR 图谱可以快速了解胆类中药中主要胆酸类 成分的结构类型.天然牛黄的 1H-NMR 图谱相对简 单,与对照品比对后发现天然牛黄中主要含有 CA 和 TCA.由于天然牛黄来源稀缺,供不应求,人工 牛黄就是人们在研究牛黄的化学成分基础上,采用...
测定了各pD值下BPHA[BPHA是N,N’-bis(2-aminoethyl)-1,3-propanediamine hexaaceticacid的简称,中文名称为二胺乙基丙二胺六乙酸]和Zn~(2+)-BPHA的~1H NMR谱。 The 1H NMR spectra of BPHA and Z...
1H NMR spectra 相关内容 a经过长时间的协商和斗争 正在翻译,请等待...[translate] afresh seafood fresh seafood[translate] a中行 Line[translate] aIn fact, follow the feeling can be In fact, follow the feeling can be[translate] a生产和SOT只差一点就能达到目标 The production and SOT only almost ...
It is shown how the secular determinant for the general four-spin case can be greatly simplified in the case of NMR spectra of the AA′XX′ and AA′BB′ type on the basis of molecular symmetry and with the aid of the so-called X approximation. The methods for the direct analysis of ...
a1H-NMR spectra were measured on a Bruker Avance 300 spectrometer operating at 300 MHz (DMSO-d6 solutions using TMS as internal reference) 1H核磁共振的光谱在经营在300兆赫(DMSO-d6的Bruker Avance 300分光仪被测量了解答使用TMS作为内部参考)[translate]...
Typical 600 MHz 1H NMR spectra of plasma taken from piglets from standard 1D (A), CMPG (B) and BPP-LED (C) experiments.Miaomiao WuHao XiaoWenkai RenJie YinJiayu HuJielin DuanGang LiuBie TanXia XiongAbimbola Oladele Oso
3.2.显示针对肌肉的石油行动提取的 1H NMR 光谱 翻译结果3复制译文编辑译文朗读译文返回顶部 3.2.1 H 核磁共振光谱显示石油操作上肌肉提取物 翻译结果4复制译文编辑译文朗读译文返回顶部 3.2.*1h核磁共振频谱显示石油操作的肌肉提取 翻译结果5复制译文编辑译文朗读译文返回顶部 3.2. 1H显示对肌肉萃取物的核磁共振光石油...