The structures of the above compounds were assigned by nuclearmagneticresonance, mass spectrometry, and infrared spectroscopy etc.
以上所有化合物的结构通过核磁共振、质谱、红外光谱等确证。
2
A systematic study of hexafluoroacetone hydrate has been carried out by introducing gas chromatograph, mass spectroscopy and nuclearmagneticresonancespectroscopy.
本文采用了气相色谱、色质联用及核磁共振法等分析方法对六氟丙酮水合物进行系统的研究。
3
The chemical structure of dye molecule was confirmed by 1h nuclearmagneticresonancespectroscopy, 1h-1h COSY and mass spectrometry.