Research Article
Preventive Effect of Liupao Tea Polyphenols on HCl/Ethanol-Induced Gastric Injury in Mice
Table 1
Linear range of liquid chromatography in this study.
| Standard | Sample quantity (μL) | Regression equation | R2 |
| Gallic acid | 22–26 | y = 6.5691x − 0.8633 | 0.9983 | Catechin | 22–26 | y = 2.09x + 0.0484 | 0.9983 | Caffeine | 22–26 | y = 2.6679x + 0.0328 | 0.9989 | Epicatechin | 21–25 | y = 1.2862x + 9.4873 | 0.604 | Epigallocatechin gallate | 21–25 | y = 2.81x + 4.2467 | 0.9989 | Epicatechin gallate | 21–25 | y = 2.0218x + 1.0386 | 0.9983 |
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