| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 1254.79 | USD | 20251025 |
| Shandong Yeyang Chem | China national standards | MT | 1254.79 | USD | 20251024 |
| Shandong Yeyang Chem | China national standards | MT | 1099.71 | USD | 20251024 |
| Shandong Yeyang Chem | China national standards | MT | 1099.71 | USD | 20251024 |
| Shandong Yeyang Chem | China national standards | MT | 1113.81 | USD | 20251024 |
| Shandong Yeyang Chem | China national standards | MT | 1099.86 | USD | 20251023 |
| Shandong Yeyang Chem | China national standards | MT | 1099.86 | USD | 20251023 |
| Shandong Yeyang Chem | China national standards | MT | 1254.97 | USD | 20251023 |
| Shandong Yeyang Chem | China national standards | MT | 1113.96 | USD | 20251023 |
| Shandong Yeyang Chem | China national standards | MT | 1099.3 | USD | 20251022 |