Phytochemical | Method | N-hexane | Diethyl ether | Ethanol | Aqueous |
---|---|---|---|---|---|
Carbohydrates | Molish | – | – | + | + |
Reducing Sugars | Fehling | – | – | + | + |
Free Anthraquinone | Bontrager | – | – | – | – |
Unsaturated steroids | Salkowski | + | + | + | + |
Triterpenes | Liebermann-Bucchard | + | + | + | + |
Cardiac glycosides | Keller-Killani | – | + | + | + |
Saponin | Frothing | – | – | + | + |
Tannins | Ferric chloride | – | + | + | + |
Flavonoids | Shinoda | – | + | + | + |
Alkaloids | Dragendoff | – | – | + | – |