| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 1072.6 | USD | 20251110 |
| Wanhua Chem | China national standards | MT | 1030.26 | USD | 20251110 |
| Wanhua Chem | China national standards | MT | 1030.55 | USD | 20251109 |
| Wanhua Chem | China national standards | MT | 1044.67 | USD | 20251109 |
| Wanhua Chem | China national standards | MT | 1030.55 | USD | 20251108 |
| Wanhua Chem | China national standards | MT | 1044.67 | USD | 20251108 |
| Wanhua Chem | China national standards | MT | 1030.55 | USD | 20251107 |
| Wanhua Chem | China national standards | MT | 1044.67 | USD | 20251107 |
| Wanhua Chem | China national standards | MT | 1072.9 | USD | 20251107 |
| Wanhua Chem | China national standards | MT | 1044.24 | USD | 20251106 |