Salviae Miltiorrhizae Radix et Rhizoma by Infrared Spectroscopy
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Salviae Miltiorrhizae Radix et Rhizoma by Infrared Spectroscopy
Chinese Journal of Experimental Traditional Medical FormulaeVol. 16, Issue 5, Pages: 34-37(2010)
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Published:2010
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WANG Ling, GONG Mu-xin, WANG Zhi-min, et al. Salviae Miltiorrhizae Radix et Rhizoma by Infrared Spectroscopy[J]. Chinese journal of experimental traditional medical formulae, 2010, 16(5): 34-37.
DOI:
WANG Ling, GONG Mu-xin, WANG Zhi-min, et al. Salviae Miltiorrhizae Radix et Rhizoma by Infrared Spectroscopy[J]. Chinese journal of experimental traditional medical formulae, 2010, 16(5): 34-37.DOI:
Salviae Miltiorrhizae Radix et Rhizoma by Infrared Spectroscopy
Objective: To establish a fast method to evaluate the geographic origins of salviae miltiorrhizae radix et rhizoma and the contents of salvianolic acid B based on infrared spectroscopy (IR). Method: IR spectra of forty samples collected from 4 different origins were analyzed to search for the characteristic peaks on second derivative (2D) spectra to reflect the characteristics of origin
also to search for a characteristic peak on normalized spectra for fast quantitation of salvianolic acid B. Result: Some characteristic peaks on 2D spectra were found which reflect 4 different origins. The intensity of 1 262 cm-1 on normalized spectra was found to correlate well with the content of salvianolic acid B determined by high performance liquid chromatography
which realize the fast quantitative analysis of salvianolic acid B. Conclusion: The proposed IR method provides a new alternative of fast quality evaluation of salviae miltiorrhizae radix et rhizoma for manufacture of traditional Chinese medicine.