| P %（w/w） | 31.0-32.0 |
| N %（w/w） | 14.0-15.0 |
| Ph （10% suspension ） | 5.5-7.0 |
| Moisture%（w/w） | ≤0.25 |
| decomposed temp. on heat ℃ | ≥275 |
| density 25℃kg/L | About 1.9 |
| bulk density 25℃kg/L | About 0.7 |
| viscosity （25℃，10% suspension ）mpa.s | ≤100 |
| Solubility （g/100cm3 water ） | About 0.5 |
| grain sizeum | About 15 |
