Analyte | Calibration curve | Linear range (ng/mL) | r2 | LODs (ng/mL) | LOQs (ng/mL) | Repeatability (n = 6, RSD, %) | Stability (n = 5, RSD, %) | Precision RSD (%) | |
---|---|---|---|---|---|---|---|---|---|
Intra-day (n = 5) | Inter-day (n = 3) | ||||||||
Coumarin | y = 905852x − 26008 | 51.525–1030.5 | 0.9981 | 19.1 | 56.1 | 17.43 | 5.99 | 3.17 | 2.81 |
Cinnamyl alcohol | y = 1486.4x − 350.23 | 267.6–11339 | 0.9970 | 29.0 | 147.3 | 27.56 | 2.03 | 6.13 | 32.66 |
Cinnamic acid | y = 66690x − 2038 | 66.35–1327 | 0.9982 | 159.3 | 334.2 | 5.34 | 7.34 | 4.31 | 5.27 |
Cinnamaldehyde | y = 539.3x + 833.7 | 2615.6–111058 | 0.9996 | 513.2 | 1053.0 | 10.37 | 3.40 | 2.45 | 30.50 |
2-Methoxycinnamaldehyde | y = 1*106x − 5380.3 | 39.4–394 | 0.9953 | 9.3 | 52.7 | 9.26 | 11.66 | 23.97 | 28.40 |