Table 5.

O.O, slope, R ², and linear range of lactones (n = 8).

Compound	Intercept	Slope	R 2	Linear range (μg/L)
γ-Butyrolactone	0.001 ± 0.001	0.110 ± 0.001	0.999	0.17–60.26*
γ-Hexalactone	0.003 ± 0.002	1.445 ± 0.009	0.999	11–609
Whiskey-lactone I	0.003 ± 0.002	3.425 ± 0.003	0.999	1–401
γ-Octalactone	0.003 ± 0.001	3.418 ± 0.003	0.999	1–21
Whiskey-lactone II	0.005 ± 0.002	3.272 ± 0.002	0.999	1–401
γ-Nonalactone	0.004 ± 0.001	3.665 ± 0.003	0.997	2–206
γ-Decalactone	0.001 ± 0.001	3.294 ± 0.002	0.997	1–20
δ-Decalactone	0.001 ± 0.001	0.311 ± 0.001	0.997	4–517
γ-Undecalactone	0.004 ± 0.001	3.724 ± 0.003	0.999	1–15

*mg/L.