Figure 5. Calculated percentage of ethyl (blue, closed circles) and propyl (green, open circles) salicylate in ES:PS binary mixtures determined from GC–FID peak area vs. known ES gravimetric weight percentage. The R2 value of 0.99921 indicates a strong degree of correlation between the chromatographic- and mass-derived values.

From

Compositional Analysis of Short-chain Alkyl (C1-C4) Salicylate Ester Mixtures by Various Quantitative Analytical Techniques

Ronald P. D’Amelia, Shreya Prasad, Mary T. Rooney

World Journal of Analytical Chemistry. 2025, 10(1), 6-15 doi:10.12691/wjac-10-1-2