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对甘草(Glycyrrhiza uralensis)、胀果甘草(G.inflata)、光聚甘草(G.glabra)和刺果甘草(G.pallidiflora)的乙醚提取物进行红外光谱测定。结果显示:四种甘草分别具有独特的红外光谱特征,根据其红外光谱可以准确地予以鉴别。
Infrared spectrometry was performed on ether extracts of Glycyrrhiza uralensis, G. inflata, G. glabra, and G. pallidiflora. The results showed that the four kinds of licorice respectively have unique infrared spectrum characteristics and can be accurately identified according to their infrared spectrum.