A Useful Strategy to Evaluate the Quality Consistency of Traditional Chinese Medicines Based on Liquid Chromatography and Chemometrics

Table 1

Range and dispersion degree of similarities based on four types of fingerprints.

				RSD_ (%)				RSD_ (%)
3D fingerprint	0.9977	0.9581	0.0396	0.6170	0.9977	0.9593	0.0384	0.5995
Multiple wavelength fingerprint	0.9985	0.9790	0.0195	0.3052	0.9986	0.9794	0.0192	0.2993
Maximum wavelength fingerprint	0.9980	0.9463	0.0517	0.8266	0.9981	0.9492	0.0489	0.7832
Single wavelength fingerprint	0.9982	0.9567	0.0415	0.6425	0.9983	0.9587	0.0396	0.6130