| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chem | China national standards | MT | 1605.48 | USD | 20251013 |
| Jinan Dezheng Chem | China national standards | MT | 1491.95 | USD | 20251011 |
| Jinan Dezheng Chem | China national standards | MT | 1491.95 | USD | 20251011 |
| Jinan Dezheng Chem | China national standards | MT | 1491.95 | USD | 20251011 |
| Jinan Dezheng Chem | China national standards | MT | 1548.25 | USD | 20251011 |
| Jinan Dezheng Chem | China national standards | MT | 1548.25 | USD | 20251011 |
| Jinan Dezheng Chem | China national standards | MT | 1548.25 | USD | 20251011 |
| Jinan Dezheng Chem | China national standards | MT | 1491.95 | USD | 20251010 |
| Jinan Dezheng Chem | China national standards | MT | 1491.95 | USD | 20251010 |
| Jinan Dezheng Chem | China national standards | MT | 1491.95 | USD | 20251010 |