Table 3 Physicochemical analysis of A. ferruginea leaves
S. no | Test | Weight of the sample taken (g) | Initial color | Final color | Temperature °C | % Value |
|---|---|---|---|---|---|---|
1 | pH 1% w/v solution | 1.0 | – | – | 27 ± 0.163 | 6.33 ± 0.047 |
pH 10% w/v solution | 10.0 | – | – | 29 ± 0.535 | 5.8 ± 0.00 | |
2 | Total ash | 2.0 | Green | White | 0–500, 16 h | 8.8 ± 0.30 |
3 | Acid-insoluble ash | 2.0 | White | White | 100, 5 min | 1.22 ± 0.13 |
4 | Water-soluble ash | 2.0 | White | White | 100, 5 min | 3.22 ± 0.24 |
5 | Dry content | 2.0 | Green | Pale green | 105, 12 h | 95.8 ± 0.85 |
6 | Moisture content (Loss on drying) | 2.0 | Green | Pale green | 105, 12 h | 4.2 ± 0.85 |
7 | Foreign matter | 100 | – | – | – | 0.35 ± 0.11 |
8 | Water-soluble extractive value | 5 | – | – | – | 18.11 ± 0.43 |
9 | Alcohol-soluble extractive value | 5 | – | – | – | 24.26 ± 0.66 |