S. no | Test | Weight of the sample taken (g) | Initial color | Final color | Temperature °C | % Value |
---|---|---|---|---|---|---|
1 | pH 1% w/v solution | 1.0 | – | – | 26.9 ± 0.08 | 7.2 ± 0.05 |
pH 10% w/v solution | 10.0 | – | – | 28.6 ± 0.33 | 6.4 ± 0.0 | |
2 | Total ash content | 2.0 | Brown | White | 0–600, 16 h | 10.3 ± 0.85 |
3 | Acid-insoluble ash | 2.0 | White | Buff color | 100, 5 min | 1.36 ± 0.087 |
4 | Water-soluble ash | 2.0 | White | Cloudy white | 100, 5 min | 1.74 ± 0.013 |
5 | Dry content | 2.0 | Brown | Brown | 105, 12 h | 92.4 ± 0.35 |
6 | Moisture content (Loss on drying) | 2.0 | Brown | Brown | 105, 12 h | 7.6 ± 0.34 |
7 | Foreign matter | 100 | – | – | – | 0.75 ± 0.21 |
8 | Water-soluble extractive | 5 | – | – | – | 9.45 ± 0.50 |
9 | Alcohol-soluble extractive | 5 | – | – | – | 12.26 ± 0.89 |