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Phytoconstituents in B. diffusa methanolic extract and its various fractions.
| Phytoconstituents (test) | Crude methanolic extract [1] | Fraction 2 | Fraction 3 | Fraction 4 |
|---|---|---|---|---|
| Alkaloids | ||||
| Hager's test | + | + | − | − |
| Carbohydrates | ||||
| Molisch's test | + | + | − | + |
| Tannins | ||||
| FeCl3 test | + | − | − | − |
| Amino acids | ||||
| Ninhydrin test | + | + | − | − |
| Saponins | ||||
| Foam test | + | + | − | − |
| Flavonoids | ||||
| Alkali test | + | + | − | − |
| Phenolic compounds | + | − | + | − |
+: present; −: absent.
