Research Article
Establishment of Quality Evaluation Method for Yinqiao Powder: A Herbal Formula against COVID-19 in China
Table 9
The calculation results of the ESM and QAMS method at 327 nm.
| Batch | Forsythoside A | Neochlorogenic acid | Chlorogenic acid | Isochlorogenic acid A | Isochlorogenic acid C | ESM | ESM | QAMS | RE % | ESM | QAMS | RE % | ESM | QAMS | RE % | ESM | QAMS | RE % |
| 1 | 8.603 | 0.063 | 0.063 | 0.00 | 3.633 | 3.629 | −0.11 | 2.502 | 2.502 | 0.00 | 0.436 | 0.433 | −0.69 | 2 | 9.202 | 0.070 | 0.070 | 0.00 | 4.283 | 4.279 | −0.09 | 2.349 | 2.349 | 0.00 | 0.540 | 0.536 | −0.74 | 3 | 8.165 | 0.095 | 0.095 | 0.00 | 4.438 | 4.433 | −0.11 | 2.871 | 2.872 | 0.03 | 0.669 | 0.665 | −0.60 | 4 | 8.082 | 0.094 | 0.094 | 0.00 | 4.590 | 4.585 | −0.11 | 2.760 | 2.761 | 0.04 | 0.685 | 0.680 | −0.73 | 5 | 8.133 | 0.093 | 0.094 | 1.08 | 4.360 | 4.355 | −0.11 | 2.828 | 2.828 | 0.00 | 0.691 | 0.687 | −0.58 | 6 | 9.424 | 0.087 | 0.087 | 0.00 | 4.305 | 4.301 | −0.09 | 2.792 | 2.792 | 0.00 | 0.616 | 0.612 | −0.65 | 7 | 9.300 | 0.086 | 0.086 | 0.00 | 4.198 | 4.194 | −0.10 | 2.753 | 2.753 | 0.00 | 0.604 | 0.599 | −0.83 | 8 | 9.234 | 0.086 | 0.086 | 0.00 | 4.389 | 4.384 | −0.11 | 2.589 | 2.590 | 0.04 | 0.642 | 0.638 | −0.62 | 9 | 8.317 | 0.064 | 0.064 | 0.00 | 3.816 | 3.812 | −0.10 | 2.342 | 2.343 | 0.04 | 0.485 | 0.482 | −0.62 | 10 | 8.549 | 0.096 | 0.096 | 0.00 | 4.394 | 4.389 | −0.11 | 2.826 | 2.826 | 0.00 | 0.707 | 0.703 | −0.57 |
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