Table 1.
Phytochemical screening and total alkaloid, flavonoid, and polyphenol contents of CRE.
| Name of the test | Procedure | Results |
|---|---|---|
| Alkaloids | Mayer's test | + |
| Hager's test | + | |
| Saponins | Froth test | − |
| Flavonoids | Shinoda's test | + |
| Lead acetate test | + | |
| Tannins | Gelatin test | + |
| Glycosides | Libermann's Test | − |
| Keller Killiant's Test | − | |
| Polyphenols | Test for polyphenol | + |
| Total alkaloid content (mg of RE/g dry weight of CRE) | 0.0000703 | |
| Total flavonoid content (mg of QE/g dry weight of CRE) | 0.077825 | |
| Total polyphenol content (mg of GAE/g dry weight of CRE) | 0.110772 |
+ indicates presence; − indicates absence.