| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 1070.83 | USD | 20251020 |
| Wanhua Chem | China national standards | MT | 1042.65 | USD | 20251020 |
| Wanhua Chem | China national standards | MT | 1014.81 | USD | 20251018 |
| Wanhua Chem | China national standards | MT | 1071.19 | USD | 20251018 |
| Wanhua Chem | China national standards | MT | 1014.81 | USD | 20251017 |
| Wanhua Chem | China national standards | MT | 1014.54 | USD | 20251016 |
| Wanhua Chem | China national standards | MT | 1000.45 | USD | 20251016 |
| Wanhua Chem | China national standards | MT | 802.87 | USD | 20251015 |
| Wanhua Chem | China national standards | MT | 1000.07 | USD | 20251015 |
| Wanhua Chem | China national standards | MT | 1014.16 | USD | 20251015 |