| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 1580.39 | USD | 20260410 |
| Zhanhua Yukai | China national standards | MT | 1485.71 | USD | 20260410 |
| Shandong Luxi Chem | China national standards | MT | 1296.36 | USD | 20260410 |
| Daqing Sanju | China national standards | MT | 1485.71 | USD | 20260410 |
| Wanhua Chem | China national standards | MT | 1580.5 | USD | 20260409 |
| Zhanhua Yukai | China national standards | MT | 1485.82 | USD | 20260409 |
| Shandong Luxi Chem | China national standards | MT | 1296.45 | USD | 20260409 |
| Daqing Sanju | China national standards | MT | 1485.82 | USD | 20260409 |
| Shandong Luxi Chem | China national standards | MT | 1295.86 | USD | 20260408 |
| Wanhua Chem | China national standards | MT | 1579.79 | USD | 20260408 |