| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | China national standards | MT | 1213.73 | USD | 20251118 |
| Shandong Jinwen Chem | China national standards | MT | 1214.41 | USD | 20251117 |
| Shandong Jinwen Chem | China national standards | MT | 1214.26 | USD | 20251115 |
| Shandong Jinwen Chem | China national standards | MT | 1214.26 | USD | 20251114 |
| Shandong Jinwen Chem | China national standards | MT | 1213.58 | USD | 20251113 |
| Shandong Jinwen Chem | China national standards | MT | 1214.12 | USD | 20251112 |
| Shandong Jinwen Chem | China national standards | MT | 1213.56 | USD | 20251111 |
| Shandong Jinwen Chem | China national standards | MT | 1213.73 | USD | 20251110 |
| Shandong Jinwen Chem | China national standards | MT | 1214.07 | USD | 20251107 |
| Shandong Jinwen Chem | China national standards | MT | 1213.58 | USD | 20251106 |