| Item | Index |
| Degree of substitution (D.S) ≥ | 0.9 |
| Moisture (%) ≤ | 10 |
| PH value(25 ºC ) | 5.5-8.5 |
| Item | Index | ||
| HV | LV | SL | |
| F iltration (sample dosage 0.57%),mL ≤ | 20 | 25 | 25 |
| F iltration (sample dosage 0.86%),mL ≤ | 15 | ||
| F iltration (sample dosage 1.14%),mL ≤ | 10 | ||
| Y ield strength (sample dosage 0.57%),Pa | ≥ 2.5 |
≤ 0.5 |
|
| Y ield strength (sample dosage 0.86%),Pa | ≥ 9.5 | ||
| Y ield strength (sample dosage 1.14%),Pa | ≥ 19.0 | ||
| A pparent viscosity ,mPa.s | - | - | ≤ 25 |