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. 2023 Aug 18;12(16):3111. doi: 10.3390/foods12163111

Figure 5.

Figure 5

Graphical representation of the factor loadings for the first three factors from the factor analysis. Acetaldehyde (ACA), acetone (ACO), 2-methylpropanal (2MP), 3-methylbutan-2-one (3MO), 2-methylbutanal (2MB), 3-methylbutanal (3MB), trans-2-butenal (T2B), hexanal (HEX), heptanal (HEP), octanal (OCT), furfural (FUR), trans-2-octenal (T2O), trans-2-nonenal (T2N), benzaldehyde (BEN) and phenylacetaldehyde (PAA). Blue circles mark carbonyls with similar behavior.