| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yaoming Chem | China national standards | MT | 303.83 | USD | 20251208 |
| Shandong Yaoming Chem | China national standards | MT | 325.02 | USD | 20251208 |
| Shandong Yaoming Chem | China national standards | MT | 325.09 | USD | 20251205 |
| Shandong Yaoming Chem | China national standards | MT | 303.89 | USD | 20251205 |
| Shandong Yaoming Chem | China national standards | MT | 325.17 | USD | 20251204 |
| Shandong Yaoming Chem | China national standards | MT | 303.96 | USD | 20251204 |
| Shandong Yaoming Chem | China national standards | MT | 325.07 | USD | 20251203 |
| Shandong Yaoming Chem | China national standards | MT | 303.87 | USD | 20251203 |
| Shandong Yaoming Chem | China national standards | MT | 303.7 | USD | 20251202 |
| Shandong Yaoming Chem | China national standards | MT | 324.89 | USD | 20251202 |