Quantitative Analysis and Fingerprint Profiles for Quality Control of Fructus Schisandrae by Gas Chromatography: Mass Spectrometry
Figure 2
Typical GC-MS fingerprinting chromatograms. (a) Mix standards; (b) S. chinensis (Gaoleng, Daxinganling, Heilongjiang); (c) S. sphenanthera (Henan). The retention time is defined as the minute. The structures of marker peaks 1ā5 can be seen in Figure 1.