Research Article
Rapid Quality Identification of Decoction Pieces of Crude and Processed Corydalis Rhizoma by Near-Infrared Spectroscopy Coupled with Chemometrics
Table 10
External validation in quantitative model.
| Components | R2 | RMSEP (%) |
| Protopine | 0.9921 | 0.1992 | Palmatine chloride | 0.9992 | 0.7564 | Berberine | 0.9986 | 0.1887 | Dehydrocorydaline | 0.9990 | 0.3481 | Tetrahydropalmatine | 0.9948 | 0.1416 | Tetrahydroberberine | 0.9931 | 0.2480 | Corydaline | 0.9995 | 0.1823 |
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