| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yaoming Chem | China national standards | MT | 325.05 | USD | 20251201 |
| Shandong Yaoming Chem | China national standards | MT | 303.85 | USD | 20251201 |
| Shandong Yaoming Chem | China national standards | MT | 303.72 | USD | 20251129 |
| Shandong Yaoming Chem | China national standards | MT | 324.91 | USD | 20251129 |
| Shandong Yaoming Chem | China national standards | MT | 303.72 | USD | 20251128 |
| Shandong Yaoming Chem | China national standards | MT | 303.76 | USD | 20251127 |
| Shandong Yaoming Chem | China national standards | MT | 303.69 | USD | 20251126 |
| Shandong Yaoming Chem | China national standards | MT | 324.88 | USD | 20251126 |
| Shandong Yaoming Chem | China national standards | MT | 324.74 | USD | 20251125 |
| Shandong Yaoming Chem | China national standards | MT | 303.56 | USD | 20251125 |