| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Baoxin Tech | China national standards | MT | 138.01 | USD | 20251013 |
| Shanghai Guoke | China national standards | MT | 123.93 | USD | 20251013 |
| Guang Longyu Chem | China national standards | MT | 169.0 | USD | 20251013 |
| Hubei 789 Chem | Agricultural Grade | MT | 107.03 | USD | 20251013 |
| Jinan Jinhao Chem | China national standards | MT | 112.66 | USD | 20251013 |
| Henan Leavit Chem | China national standards | MT | 59.15 | USD | 20251013 |
| Hunan Jianghai Env | China national standards | MT | 123.93 | USD | 20251013 |
| Jinan Xinhou | China national standards | MT | 169.0 | USD | 20251013 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 190.12 | USD | 20251013 |
| Zhangzhou Sanan Chem | China national standards | MT | 140.83 | USD | 20251013 |