Table 3 Summary of validation parameters
From: Stress degradation studies and stability-indicating TLC-densitometric method of glycyrrhetic acid
Parameter | Data of standard Glycyrrhetic acid (at λmax254nm) |
|---|---|
Linearity range | 200-1200 ng spot-1 |
Correlation coefficient r2 ± SD | 0.998 ± 0.0019 |
Limit of detection (LOD) | 1.56 ng spot-1 |
Limit of quantitation (LOQ) | 4.74 ng spot-1 |
Y = mx + c | 5.736x + 664.3 |
Slope ± SD | 5.76 ± 0.58 |
Intercept ± SD | 664.3 ± 25.54 |
Intra-day analysis (n = 3), % RSD | 0.253 |
Inter-day analysis (n = 3), % RSD | 0.3986 |
Robustness | Robust |
Specificity | Specific |