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Method validation for menthol including precision and accuracy.
| Spike Level | Average (μg/g) | Std. Dev. (μg/g) | Calculated Conc. (μg/g) | Precision (CV) | Accuracy (Recovery) |
|---|---|---|---|---|---|
| 1 μg/g | 1.00 | 0.13 | 1.01 | 13% | 99.0% |
| 5 μg/g | 5.02 | 0.21 | 5.05 | 4.2% | 99.5% |
| 252 μg/g | 277.5 | 5.60 | 252.3 | 2.02% | 110.0% |
| 757 μg/g | 856.4 | 14.7 | 756.8 | 1.72% | 113.2% |
| 5045 μg/g | 5479.1 | 128.5 | 5045.4 | 2.35% | 108.6% |
