| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 776.32 | USD | 20251124 |
| Shandong Yeyang Chem | China national standards | MT | 776.32 | USD | 20251124 |
| Shandong Yeyang Chem | China national standards | MT | 776.01 | USD | 20251121 |
| Shandong Yeyang Chem | China national standards | MT | 804.23 | USD | 20251121 |
| Shandong Yeyang Chem | China national standards | MT | 776.01 | USD | 20251121 |
| Shandong Yeyang Chem | China national standards | MT | 803.89 | USD | 20251120 |
| Shandong Yeyang Chem | China national standards | MT | 775.69 | USD | 20251120 |
| Shandong Yeyang Chem | China national standards | MT | 775.69 | USD | 20251120 |
| Shandong Yeyang Chem | China national standards | MT | 776.05 | USD | 20251119 |
| Shandong Yeyang Chem | China national standards | MT | 804.27 | USD | 20251119 |