Table 1 Percentage of composition of brazilin and protosappanin B in Caesalpinia sappan (n = 3)
Methanol extractant | [BMIM]Br methanol solution extractant | ||
|---|---|---|---|
Percentage of brazilin (%) | Percentage of protosappanin B (%) | Percentage of brazilin (%) | Percentage of protosappanin B (%) |
1.30 | 0.71 | 2.61 | 1.59 |