| Vendor | Spec | Unit | Price | Currency | Date |
| TJ Bohai Chem | China national standards | MT | 1340.05 | USD | 20260410 |
| TJ Bohai Chem | China national standards | MT | 1383.85 | USD | 20260409 |
| TJ Bohai Chem | China national standards | MT | 1383.23 | USD | 20260408 |
| TJ Bohai Chem | China national standards | MT | 1379.73 | USD | 20260407 |
| TJ Bohai Chem | China national standards | MT | 1334.71 | USD | 20260403 |
| TJ Bohai Chem | China national standards | MT | USD | 20260402 | |
| TJ Bohai Chem | China national standards | MT | USD | 20260401 | |
| TJ Bohai Chem | China national standards | MT | USD | 20260331 | |
| TJ Bohai Chem | China national standards | MT | USD | 20260330 | |
| TJ Bohai Chem | China national standards | MT | USD | 20260327 |