Class of Compounds | Samples |
---|
MEMMa | PEMM |
---|
Flavonoids | +++ | + |
Triterpenes | ++ | ++ |
Tannins | ++ | + |
Saponins | ++ | + |
Steroids | +++ | +++ |
Alkaloid | - | - |
- For flavonoids, tannins, triterpene and steroids - + : weak colour; ++ : mild colour; +++ : strong colour
- For saponins −+: 1 – 2 cm froth; ++: 2 – 3 cm froth; +++: > 3 cm froth
- For alkaloids: − +: negligible amount of precipitate; ++: weak precipitate; +++: strong precipitate
- aAdapted from report made by Mamat et al. [31]