Laser & Optoelectronics Progress, Volume. 52, Issue 7, 73003(2015)
Study of Different Chinese Rose Varieties by FTIR
Fourier transform infrared spectroscopy (FTIR) technology combined with chemometric analysis is applied to identify different varieties of Chinese roses. The infrared spectra of Chinese rose samples are similar on the whole, which are mainly composed of vibration absorption bands such as phenolic, lipid, glycosides, flavonoids, polysaccharides. The second derivative spectra of Chinese rose samples are different in the range of 1800~700 cm- 1, the second derivative spectra in the range of 1800~700 cm- 1 are selected to perform correlation analysis, principal component analysis (PCA) and hierarchical cluster analysis (HCA). The PCA and HCA results show that all Chinese rose samples are classified correctly. It is demonstrated that FTIR technology combined with chemometric analysis method can be as a possible method for identifying different Chinese rose varieties.
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Yu Haichao, Liu Gang, Ma Dianxu, Li Huimei, Liu Yan. Study of Different Chinese Rose Varieties by FTIR[J]. Laser & Optoelectronics Progress, 2015, 52(7): 73003
Category: Spectroscopy
Received: Nov. 13, 2014
Accepted: --
Published Online: Jul. 6, 2015
The Author Email: Haichao Yu (1240082167@qq.com)