| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yaoming Chem | China national standards | MT | 324.64 | USD | 20251124 |
| Shandong Yaoming Chem | China national standards | MT | 303.47 | USD | 20251124 |
| Shandong Yaoming Chem | China national standards | MT | 324.51 | USD | 20251121 |
| Shandong Yaoming Chem | China national standards | MT | 324.51 | USD | 20251121 |
| Shandong Yaoming Chem | China national standards | MT | 324.38 | USD | 20251120 |
| Shandong Yaoming Chem | China national standards | MT | 324.38 | USD | 20251120 |
| Shandong Yaoming Chem | China national standards | MT | 324.53 | USD | 20251119 |
| Shandong Yaoming Chem | China national standards | MT | 324.53 | USD | 20251119 |
| Shandong Yaoming Chem | China national standards | MT | 324.6 | USD | 20251118 |
| Shandong Yaoming Chem | China national standards | MT | 324.6 | USD | 20251118 |