Characteristic components of tobacco—Determination of stable hydrogen isotope ratio of nicotine—Gas chromatography-isotope ratio mass spectrometry method
Characteristic components of tobacco—Determination of enantiomer ratio of nicotine—High performance liquid chromatography method and ultra performance convergence chromatography-tandem mass spectrometry method
Characteristic components of tobacco—Determination of alkaloids—Gas chromatography-mass spectrometry method and gas chromatography-tandem mass spectrometry method