| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chem | China national standards | MT | 1491.95 | USD | 20251010 |
| Jinan Dezheng Chem | China national standards | MT | 1490.82 | USD | 20251009 |
| Jinan Dezheng Chem | China national standards | MT | 1490.82 | USD | 20251009 |
| Jinan Dezheng Chem | China national standards | MT | 1490.82 | USD | 20251009 |
| Jinan Dezheng Chem | China national standards | MT | 1490.82 | USD | 20251009 |
| Jinan Dezheng Chem | China national standards | MT | 1435.51 | USD | 20251008 |
| Jinan Dezheng Chem | China national standards | MT | 1435.51 | USD | 20251008 |
| Jinan Dezheng Chem | China national standards | MT | 1435.51 | USD | 20251008 |
| Jinan Dezheng Chem | China national standards | MT | 1435.51 | USD | 20251008 |
| Jinan Dezheng Chem | China national standards | MT | 1435.51 | USD | 20251007 |