Table 1.
Qualitative phytochemical screening of various extracts of S. chinensis.
| Plant part | Solvent system | Proteins | Carbohydrates |
Phenols | Tannins | Flavonoids | Saponins | Glycosides |
Steroids | Terpenoids | Alkaloids | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Fehling Test | Benedicts test | Libermanns Test | Salkowaskis Test | ||||||||||
| Root | M | ++ | – | – | +++ | +++ | ++ | – | ++ | + | + | ++ | – |
| A | + | – | – | +++ | +++ | +++ | – | – | – | + | +++ | ++ | |
| C | – | ++ | – | – | – | – | ++ | + | + | + | ++ | – | |
| P | – | – | – | – | – | – | – | ++ | – | + | + | – | |
| D | + | – | – | +++ | +++ | +++ | + | +++ | ++ | +++ | + | – | |
| Stem | M | + | – | – | + | + | + | – | ++ | + | + | + | – |
| A | – | – | – | – | – | – | – | – | – | + | ++ | ++ | |
| C | – | ++ | – | – | – | – | ++ | + | + | + | + | – | |
| P | – | – | – | – | – | – | – | + | – | + | + | – | |
| D | – | – | – | + | + | + | + | – | ++ | ++ | + | – | |
| Leaf | M | – | – | – | + | + | +++ | – | + | ++ | ++ | + | – |
| A | +++ | – | – | – | – | ++ | – | – | – | – | + | + | |
| C | – | ++ | – | – | – | + | ++ | + | + | – | + | – | |
| P | – | – | – | – | – | – | – | + | – | + | + | – | |
| D | – | – | + | ++ | +++ | +++ | +++ | + | – | + | + | – | |
| Seed | M | – | – | – | + | – | + | – | – | +++ | +++ | ++ | ++ |
| A | +++ | – | – | – | – | – | – | – | – | – | + | + | |
| C | – | +++ | – | + | – | + | + | + | + | + | + | – | |
| P | – | – | – | + | – | – | – | +++ | – | +++ | + | – | |
| D | – | – | – | + | – | + | + | – | – | – | + | – | |
| Fruit Pulp | M | – | – | – | + | – | + | – | – | ++ | +++ | + | + |
| A | +++ | – | – | – | – | – | – | – | – | ++ | + | + | |
| C | – | ++ | – | + | – | + | ++ | + | + | + | + | – | |
| P | – | – | – | + | – | – | – | + | – | + | + | – | |
| D | – | ++ | ++ | + | – | + | + | – | – | – | + | – | |
(M) Methanol, (A) Acetone, (C) Chloroform, (P) Petroleum ether, (D) Distilled water, (+++) Strongly Positive, (++) Moderate Positive, (+) Positive, (-) Negative.