Figure 3 | Scientific Reports

Figure 3

From: Discovery of chemical markers for improving the quality and safety control of Sinomenium acutum stem by the simultaneous determination of multiple alkaloids using UHPLC-QQQ-MS/MS

Figure 3

Representative multiple reaction monitoring (MRM) chromatograms of the mixed standard solution (A) and test solution of Sinomenium acutum stem sample (Q5) (B); 1. higenamine; 2. acutumine, 3. sinomenine; 4. coclaurine, 5. magnocurarine, 6. sinoacutine, 7. magnoflorine, 8. columbamine, 9. jatrorrhizine, 10. palmatine, and 11. 8-oxypalmatine.

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