| UFA-38% | TN | UN | AN | WN | WIN | HWIN | AI | Biuret | WT | Slow-release period |
| Powder
(60-120 mesh） |
≥38% | ≤5% | ≤1% | ≤14% | ≥24% | ≥12% | ≥40% | ≤0.76% | ＜5% | 120-180 days |
| Irregular Granule
（1.0-2.0 mm） |
≥38% | ≤5% | ≤1% | ≤14% | ≥24% | ≥12% | ≥40% | ≤0.76% | ＜5% | 120-180 days |
| regular Granule
（2.0-4.0 mm） |
≥38% | ≤5% | ≤1% | ≤14% | ≥24% | ≥12% | ≥40% | ≤0.76% | ＜5% | 120-180 days |
| UF3-40% | TN | UN | AN | WN | WIN | HWIN | AI | Biuret | WT | Slow-release period |
| Powder
(60-100 mesh） |
≥40% | ≤15% | ≤1% | ≤28% | ≥12% | ≥6% | ≥40% | ≤0.76% | ＜5% | 60-120 days |
| Irregular Granule
（1.0-2.0 mm） |
≥40% | ≤15% | ≤1% | ≤28% | ≥12% | ≥6% | ≥40% | ≤0.76% | ＜5% | 60-120 days |
| regular Granule
（2.0-4.0 mm） |
≥40% | ≤15% | ≤1% | ≤28% | ≥12% | ≥6% | ≥40% | ≤0.76% | ＜5% | 60-120 days |
| Total Nitrogen Content | ≥22.0% |
| Ureic Nitrogen | ≤9.0% |
| Nitrogen from Metilen-Urea | ≥13.0% |
| PH of 10% soulution at 20℃ | 7.5-9.0 |
| Viscoscity at 20℃（mPa.s） | 10-40 |
| Physical appearance
Density at 20℃（kg/l） |
Clear,limpid solution
1.18-1.22 |
| Electro-conductivity of 1% solution at 20℃（mS/cm） | 0.005-0.01 |
| Slow-release period | 30 days |
