Compound | Absent (−) and Present (+) | Observation | ||
Aqueous methanol extract | Methanol extract | Aqueous extract | ||
Cardiac glycosides | + | + | − | Greenish brown ring |
Phenolics compounds | + | + | − | Green coloration |
Flavonoids | − | − | + | Intense green |
Terpenoids | − | − | + | Brown ring |