| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yaoming Chem | China national standards | MT | 961.01 | USD | 20251201 |
| Shandong Yaoming Chem | China national standards | MT | 960.6 | USD | 20251129 |
| Shandong Yaoming Chem | China national standards | MT | 960.6 | USD | 20251128 |
| Shandong Yaoming Chem | China national standards | MT | 960.74 | USD | 20251127 |
| Shandong Yaoming Chem | China national standards | MT | 960.51 | USD | 20251126 |
| Shandong Yaoming Chem | China national standards | MT | 960.1 | USD | 20251125 |
| Shandong Yaoming Chem | China national standards | MT | 959.81 | USD | 20251124 |
| Shandong Yaoming Chem | China national standards | MT | 959.44 | USD | 20251121 |
| Shandong Yaoming Chem | China national standards | MT | 959.03 | USD | 20251120 |
| Shandong Yaoming Chem | China national standards | MT | 959.48 | USD | 20251119 |