| Sl. no | Properties | Require specification | Result obtained |
| 01 | Physical state | The material shall be in the form of free flowing powder, free from visible impurities | In the form of free flowing powder, free from visible impurities |
| 02 | Moisture content at 105+/- 2 ‘C present by mass | 10.0 maximum | 7.4 |
| 03 |
Apparent viscosity of 15(w/v) suspension of the sample at 24+/-2 ‘C in
|
20 maximum | 14 |
| 16 maximum | 8 | ||
| 04 |
Yield of 15cP (apparent viscosity) suspension in
|
90 minimum 70 minimum |
91 73 |
| 05 | Degree of substitution | 0.9. minimum | 1.0 |
| 06 | pH solution (1% solution) | 7.0 – 9.0 | 7.9 |