| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 1044.25 | USD | 20251030 |
| Wanhua Chem | China national standards | MT | 1072.48 | USD | 20251030 |
| Wanhua Chem | China national standards | MT | 1030.45 | USD | 20251029 |
| Wanhua Chem | China national standards | MT | 1044.56 | USD | 20251029 |
| Wanhua Chem | China national standards | MT | 1030.26 | USD | 20251028 |
| Wanhua Chem | China national standards | MT | 1029.9 | USD | 20251027 |
| Wanhua Chem | China national standards | MT | 1029.21 | USD | 20251026 |
| Wanhua Chem | China national standards | MT | 1043.31 | USD | 20251026 |
| Wanhua Chem | China national standards | MT | 1029.21 | USD | 20251025 |
| Wanhua Chem | China national standards | MT | 1043.31 | USD | 20251025 |