| Vendor | Spec | Unit | Price | Currency | Date |
| Formosa Ningbo | China national standards | MT | 885.43 | USD | 20250926 |
| Shandong Langchem | China national standards | MT | 1138.41 | USD | 20250926 |
| Shandong Langchem | China national standards | MT | 1054.08 | USD | 20250926 |
| Zibo Lishuo Chem | China national standards | MT | 843.27 | USD | 20250926 |
| Zibo Lishuo Chem | China national standards | MT | 843.27 | USD | 20250926 |
| Zibo Lishuo Chem | China national standards | MT | 843.27 | USD | 20250926 |
| Zibo Lishuo Chem | China national standards | MT | 843.27 | USD | 20250926 |
| Zibo Lishuo Chem | China national standards | MT | 843.27 | USD | 20250926 |
| Shandong Xima | China national standards | MT | 787.05 | USD | 20250926 |
| Shandong Qiangsen Chem | China national standards | MT | 815.16 | USD | 20250926 |