Research Article
Simultaneous Determination of Four Ingredients in Plantago Depressa by Single Marker
Table 5
Influence of different instruments on relative correction factors.
| | Chromatographic instruments | Relative correction factor | | Protocatechuic acid | Catechin | Luteolin |
| | Agilent 1260 | 1.2041 | 0.8655 | 1.6158 | | Shimadzu LC-2030 | 1.1988 | 0.8521 | 1.5722 | | Mean | 1.2097 | 0.8677 | 1.6089 | | RSD/% | 1.19 | 1.65 | 1.45 |
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