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Table 1 Validation data of HPTLC method for the estimation of glangin

From: Development and validation of HPTLC fingerprints of three species of Alpinia with biomarker Galangin

Intermediate precision (% RSD, n = 6) 0.72
Calibration range (ng per spot) 50–250
Regression equation Y = 0.313 x +  29.319
Correlation coefficient 0.9919
Repeatability of Standards (% RSD, n = 6) 0.91
Repeatability of Samples (% RSD, n = 6) 0.83
Limit of Detection (LOD) (ng per spot) 15.15
Limit of Quantitation (LOQ) (ng per spot) 52.63
Robustness (% RSD, n = 3) 0.79