| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 762.75 | USD | 20251126 |
| Wanhua Chem | China national standards | MT | 1023.64 | USD | 20251125 |
| Wanhua Chem | China national standards | MT | 762.43 | USD | 20251125 |
| Wanhua Chem | China national standards | MT | 2160.22 | USD | 20251125 |
| Wanhua Chem | China national standards | MT | 2160.22 | USD | 20251125 |
| Wanhua Chem | China national standards | MT | 1023.33 | USD | 20251124 |
| Wanhua Chem | China national standards | MT | 762.21 | USD | 20251124 |
| Wanhua Chem | China national standards | MT | 2159.58 | USD | 20251124 |
| Wanhua Chem | China national standards | MT | 761.9 | USD | 20251121 |
| Wanhua Chem | China national standards | MT | 2158.73 | USD | 20251121 |