Parameters (%) | Results ± SD | Limit value for herb (Commission, 2015) | Lou-Zhicen (1980) |
Moisture content | 8.00 ± 0.0 | 10.0 | 8.0 - 14.0 |
Water soluble extractive | 10.57 ± 0.14 | - | - |
Alcohol soluble extractive at 30% | 15.47 ± 0.07 | - | - |
Alcohol soluble extractive at 50% | 19.29 ± 0.13 | - | - |
Alcohol soluble extractive at 80% | 20.55 ± 0.08 | - | - |
Total ash content | 3.26 ± 0.11 | 15.0 | 5.0 |
Water soluble ash | 1.41 ± 0.16 | 8.0 | - |
Acid insoluble ash | 1.81 ± 0.10 | 1.5 | 2.0 |