Table 1 Outcome of extraction in the preparation of crude extracts
Plants | Part (s) used | Solvent | Extraction method | Raw material (g) | Yield g (%) | Physical appearance |
|---|---|---|---|---|---|---|
Otostegia integrifolia | roots | chloroform | maceration | 300 | 2 (0.67) | whitish powder |
roots | 80% methanol | soxhlet | 200 | 1 (0.5) | deep red gumy | |
Pterolobium stellatum | roots | chloroform | maceration | 500 | 10 (2) | brownish resin |
roots | 80% methanol | soxhlet | 200 | 1.5 (0.75) | deep red gumy | |
Persea americana | Leaves | 80% methanol | soxhlet | 500 | 20 (4) | Oily black |
Acetone | maceration | 300 | 3 (1) | gumy black | ||
Carissa edulis | roots | chloroform | maceration | 300 | 2 (0.67) | light green |
Vernonia amygdalina | roots | chloroform | maceration | 300 | 1.5 (0.5) | black powder |