| 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 |
