| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiancheng | China national standards | MT | 843.27 | USD | 20250926 |
| Liaocheng Yuanze Chem | China national standards | MT | 857.32 | USD | 20250926 |
| Liaocheng Yuanze Chem | China national standards | MT | 857.32 | USD | 20250926 |
| Liaocheng Yuanze Chem | China national standards | MT | 871.37 | USD | 20250926 |
| Liaocheng Yuanze Chem | China national standards | MT | 871.37 | USD | 20250926 |
| Luxi Chem | China national standards | MT | 885.43 | USD | 20250926 |
| Zibo Lishuo Chem | China national standards | MT | 913.54 | USD | 20250926 |
| Zibo Lishuo Chem | China national standards | MT | 913.54 | USD | 20250926 |
| Zibo Lishuo Chem | China national standards | MT | 913.54 | USD | 20250926 |
| Zibo Lishuo Chem | China national standards | MT | 913.54 | USD | 20250926 |