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Identification of key odorants in honeysuckle by headspace-solid phase microextraction and solvent-assisted flavour evaporation with gas chromatography-mass spectrometry and gas chromatograph-olfactometry in combination with chemometrics

Fig 3

GC-MS/FID chromatogram of Lonicera japonica Flos (Shandong) extracted by HS-SPME at the extraction conditions of 80°C and 30 min.

The numbers of each peak correspond to the compounds in S1 Table.

Fig 3

doi: https://doi.org/10.1371/journal.pone.0237881.g003