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. 2021 Mar 20;22(6):3188. doi: 10.3390/ijms22063188

Figure 1.

Figure 1

Identification of the active components in Magnoliae by Cortex using HPLC. Two major compounds of Magnoliae Cortex (M.C), honokiol (0.8%) and magnolol (2.1%), were identified using HPLC by comparing the retention time and UV spectra of the standard compounds.