| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 2159.92 | USD | 20251107 |
| Wanhua Chem | China national standards | MT | 2159.03 | USD | 20251106 |
| Wanhua Chem | China national standards | MT | 762.01 | USD | 20251106 |
| Wanhua Chem | China national standards | MT | 1023.07 | USD | 20251106 |
| Wanhua Chem | China national standards | MT | 761.63 | USD | 20251105 |
| Wanhua Chem | China national standards | MT | 1022.55 | USD | 20251105 |
| Wanhua Chem | China national standards | MT | 2157.94 | USD | 20251105 |
| Wanhua Chem | China national standards | MT | 1022.78 | USD | 20251104 |
| Wanhua Chem | China national standards | MT | 2158.43 | USD | 20251104 |
| Wanhua Chem | China national standards | MT | 761.8 | USD | 20251104 |