| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 915.4 | USD | 20251013 |
| Jinan Aochen Chem | China national standards | MT | 985.82 | USD | 20251013 |
| Formosa Ningbo | China national standards | MT | 887.24 | USD | 20251013 |
| Shandong Langchem | China national standards | MT | 985.82 | USD | 20251013 |
| Shandong Langchem | China national standards | MT | 1056.23 | USD | 20251013 |
| Shandong Langchem | China national standards | MT | 1140.73 | USD | 20251013 |
| Zibo Lishuo Chem | China national standards | MT | 844.99 | USD | 20251013 |
| Zibo Lishuo Chem | China national standards | MT | 844.99 | USD | 20251013 |
| Zibo Lishuo Chem | China national standards | MT | 844.99 | USD | 20251013 |
| Zibo Lishuo Chem | China national standards | MT | 844.99 | USD | 20251013 |