| Items | Standard |
| Appearance | off-white powder |
| Particle size | 98 %< 180 μm |
| Bulk density | 0.35~0.61g/cm3 |
| Softening point | 135~ 140℃ |
| Decomposition point | 205~210℃ |
| Solution in cool & neutral water | 20-30 min |
| Molar substituting on degree ( MS) | 2.0~2.5 |
| Moisture | 5.0% max |
| Water insoluble matter | 1.0% max |
| pH value | 5.0~8.0 |
| Residue on ignition | 5.0 % max |
| Viscosity at 20℃(2%solution,mPa·s)(Brookfield RV 20RPM, Sp.6,) | 40000-52000 |
- CHINESECN