| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 1390.26 | USD | 20260304 |
| Wanhua Chem | China national standards | MT | 1367.11 | USD | 20260304 |
| Wanhua Chem | China national standards | MT | 1367.11 | USD | 20260304 |
| Wanhua Chem | China national standards | MT | 1374.34 | USD | 20260304 |
| Wanhua Chem | China national standards | MT | 1343.23 | USD | 20260302 |
| Wanhua Chem | China national standards | MT | 1336.01 | USD | 20260302 |
| Wanhua Chem | China national standards | MT | 1336.01 | USD | 20260302 |
| Wanhua Chem | China national standards | MT | 1359.12 | USD | 20260302 |
| Wanhua Chem | China national standards | MT | 1298.31 | USD | 20260225 |
| Wanhua Chem | China national standards | MT | 1291.1 | USD | 20260225 |