TABLE 1.
The extraction methods, conditions and yield of Matrine.
| Solvent extraction | Liquid to material ratio (g/ml) | Solvent | Extraction times | Extraction speed (ml/min) | Extraction time (min) | Extraction temperature (°C) | Extraction frequency (kHz)or power (W) | Matrine yield (mg/100 g) | Refrences |
|---|---|---|---|---|---|---|---|---|---|
| Percolation | 1:6 | 65% Ethanol | 4 | - | - | 0.145 | Li et al. (2015) | ||
| Decoction | 1:8 | Pure water | 3 | - | 120 | - | - | 0.21 | Guo et al. (2014) |
| acid reflux method | 1:12 | 0.3%Acetic acid | 3 | - | - | - | 0.31 | Cui et al. (2007) | |
| Ultrasonic extraction | 1:10 | Pure water | - | - | 45 | 80 | - | 0.46 | Chen et al. (2017) |
| Optimizing Ultrasound | 1:40 | 60% ethanol | - | - | 30 | 50 | 35 kHz | 0.34 | Fu et al. (2015) |
| Microwave extraction | 1:40 | 80% ethanol | - | - | 20 | 75 | 500 W | 0.48 | Wang et al. (2011) |