| Vendor | Spec | Unit | Price | Currency | Date |
| Hunan Jianghai Env | China national standards | MT | 536.23 | USD | 20251113 |
| Hubei 789 Chem | Agricultural Grade | MT | 107.25 | USD | 20251113 |
| Hunan Jianghai Env | China national standards | MT | 110.07 | USD | 20251113 |
| Henan Leavit Chem | China national standards | MT | 110.07 | USD | 20251113 |
| Henan Leavit Chem | China national standards | MT | 63.5 | USD | 20251113 |
| Shanghai Guoke | China national standards | MT | 124.18 | USD | 20251113 |
| Shandong Qiangsen Chem | China national standards | MT | 103.01 | USD | 20251113 |
| Henan Leavit Chem | China national standards | MT | 59.27 | USD | 20251113 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 190.5 | USD | 20251113 |
| Shandong Jinshenrun Chem | China national standards | MT | 98.78 | USD | 20251113 |