| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fusheng | China national standards | MT | 810.94 | USD | 20250721 |
| Shandong Fusheng | China national standards | MT | 810.94 | USD | 20250721 |
| Shandong Fusheng | China national standards | MT | 810.94 | USD | 20250721 |
| Xinjiang Yankuang Qineng | China national standards | MT | 685.33 | USD | 20250720 |
| Chizhou Xinyu Chem | China national standards | MT | 951.08 | USD | 20250719 |