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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