| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 916.72 | USD | 20251120 |
| Jinan Aochen Chem | China national standards | MT | 987.24 | USD | 20251120 |
| Jinan Aochen Chem | China national standards | MT | 959.03 | USD | 20251120 |
| Jinan Aochen Chem | China national standards | MT | 1241.1 | USD | 20251120 |
| Jinan Aochen Chem | China national standards | MT | 1198.79 | USD | 20251120 |
| Zibo Lishuo Chem | China national standards | MT | 846.2 | USD | 20251120 |
| Zibo Lishuo Chem | China national standards | MT | 846.2 | USD | 20251120 |
| Shandong Xima | China national standards | MT | 789.79 | USD | 20251120 |
| Liaocheng Xinli | China national standards | MT | 789.79 | USD | 20251120 |
| Sinopec | China national standards | MT | 888.51 | USD | 20251120 |