| Vendor | Spec | Unit | Price | Currency | Date |
| Guang Longyu Chem | China national standards | MT | 168.65 | USD | 20250926 |
| Hunan Jianghai Env | China national standards | MT | 123.68 | USD | 20250926 |
| Guang Longyu Chem | China national standards | MT | 168.65 | USD | 20250926 |
| Hubei 789 Chem | Agricultural Grade | MT | 106.81 | USD | 20250926 |
| Hubei 789 Chem | Agricultural Grade | MT | 106.81 | USD | 20250926 |
| Shanghai SKY Chem | China national standards | MT | 123.68 | USD | 20250926 |
| Henan Baoxin Tech | China national standards | MT | 137.73 | USD | 20250926 |
| Henan Leavit Chem | Industrial Grade | MT | 91.35 | USD | 20250926 |
| Henan Leavit Chem | China national standards | MT | 109.62 | USD | 20250926 |
| Shanghai SKY Chem | China national standards | MT | 123.68 | USD | 20250926 |