| Vendor | Spec | Unit | Price | Currency | Date |
| HLJ Longjiang Chem | China national standards | MT | 1490.55 | USD | 20260513 |
| HLJ Longjiang Chem | China national standards | MT | 1489.01 | USD | 20260508 |
| HLJ Longjiang Chem | China national standards | MT | 1489.33 | USD | 20260507 |
| HLJ Longjiang Chem | China national standards | MT | 1487.7 | USD | 20260506 |
| HLJ Longjiang Chem | China national standards | MT | USD | 20260430 | |
| HLJ Longjiang Chem | China national standards | MT | USD | 20260409 | |
| HLJ Longjiang Chem | China national standards | MT | USD | 20260408 | |
| HLJ Longjiang Chem | China national standards | MT | USD | 20260407 | |
| HLJ Longjiang Chem | China national standards | MT | USD | 20260403 | |
| HLJ Longjiang Chem | China national standards | MT | USD | 20260402 |