| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 1291.1 | USD | 20260225 |
| Wanhua Chem | China national standards | MT | 1314.18 | USD | 20260225 |
| Wanhua Chem | China national standards | MT | 1278.43 | USD | 20260202 |
| Wanhua Chem | China national standards | MT | 1255.47 | USD | 20260202 |
| Wanhua Chem | China national standards | MT | 1255.47 | USD | 20260202 |
| Wanhua Chem | China national standards | MT | 1262.64 | USD | 20260202 |
| Wanhua Chem | China national standards | MT | 1278.43 | USD | 20260202 |
| Wanhua Chem | China national standards | MT | 1255.47 | USD | 20260202 |
| Wanhua Chem | China national standards | MT | 1255.47 | USD | 20260202 |
| Wanhua Chem | China national standards | MT | 1262.64 | USD | 20260202 |