| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chem | China national standards | MT | 324.6 | USD | 20251028 |
| Shandong Yuxuan Chem | China national standards | MT | 324.6 | USD | 20251028 |
| Shandong Yuxuan Chem | China national standards | MT | 324.49 | USD | 20251027 |
| Shandong Yuxuan Chem | China national standards | MT | 324.49 | USD | 20251027 |
| Shandong Yuxuan Chem | China national standards | MT | 324.27 | USD | 20251024 |
| Shandong Yuxuan Chem | China national standards | MT | 324.27 | USD | 20251024 |
| Shandong Yuxuan Chem | China national standards | MT | 324.15 | USD | 20251022 |
| Shandong Yuxuan Chem | China national standards | MT | 324.15 | USD | 20251022 |
| Shandong Yuxuan Chem | China national standards | MT | 324.26 | USD | 20251021 |
| Shandong Yuxuan Chem | China national standards | MT | 324.26 | USD | 20251021 |