| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Lifuda | China national standards | MT | 1100.06 | USD | 20251120 |
| Xiamen Yudeshun Chem | China national standards | MT | 1678.3 | USD | 20251120 |
| Shandong Laya Chem | China national standards | MT | 973.13 | USD | 20251120 |
| Shandong Xima | China national standards | MT | 916.72 | USD | 20251120 |
| Shandong Jinwen Chem | China national standards | MT | 1212.89 | USD | 20251120 |
| Shandong Lifuda | China national standards | MT | 1100.06 | USD | 20251120 |
| Shandong Yihe Chem | China national standards | MT | 1078.91 | USD | 20251120 |
| Shandong Jinling Chem | China national standards | MT | 1100.06 | USD | 20251120 |
| Xiamen Yudeshun Chem | China national standards | MT | 1678.3 | USD | 20251120 |
| Sinopec | China national standards | MT | 1114.17 | USD | 20251120 |