Table 2.
Linear-regression data, precision, stability, and repeatability of five standard compounds.
| No. | Name | Linear | r | Linear Range (μg/mL) |
Precision (RSD) n = 6 |
Stability (RSD) n = 6 |
Repeatability (RSD) n = 6 |
Average Recovery (%) |
Recovery RSD (%) |
|---|---|---|---|---|---|---|---|---|---|
| 31 | Coumarin | Y = 1118.3X − 1.9591 | 0.9998 | 1.0331~1033.31 | 0.43% | 0.83% | 2.48% | 100.09% | 2.42% |
| 42 | Cinnamyl Alcohol |
Y = 1377.2X − 0.0481 | 0.9997 | 0.0187~3.7300 | 2.30% | 1.17% | 2.81% | 98.07% | 2.77% |
| 45 |
trans- Cinnamic acid |
Y = 3219.7X − 1.3026 | 0.9999 | 0.6667~6.6670 | 0.47% | 0.65% | 1.60% | 95.11% | 2.09% |
| 48 | 2-Methoxy cinnamic acid |
Y = 12307X − 0.0527 | 0.9997 | 0.0133~2.6660 | 0.70% | 0.74% | 1.56% | 98.30% | 2.23% |
| 49 |
trans- Cinnamaldehyde |
Y = 449.01X − 5.4428 | 0.9995 | 108.30~2800 | 2.48% | 3.43% | 2.67% | 97.36% | 3.43% |