Table 1.
Phytochemical Constituents | Test Name | Results |
---|---|---|
Polyphenol | FeCl3 test | +++ |
Tannins | Gelatin test | ++ |
Flavonoids | Alkali test | ++ |
Carbohydrates | Benedict ’s testFehling’s test |
++
++ |
Steroids | Liebermann–Burchard reaction | − |
Triterpenoid | Salkowski’s test | ++ |
Fixed oils | Spot Tests | + |
Saponins | Frothing test | ++ |
Alkaloids | Mayer’ testWagner’s test |
++
++ |
+++ Appreciable amount (positive within 2 min..); ++ Moderate amount (positive after 2 min. but within 5 min.); + Trace amount (positive after 5 min. but within 10 min.); − Completely absent.