| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 1341.33 | USD | 20251114 |
| Wanhua Chem | China national standards | MT | 988.35 | USD | 20251114 |
| Wanhua Chem | China national standards | MT | 1340.58 | USD | 20251113 |
| Wanhua Chem | China national standards | MT | 987.79 | USD | 20251113 |
| Wanhua Chem | China national standards | MT | 1341.18 | USD | 20251112 |
| Wanhua Chem | China national standards | MT | 988.24 | USD | 20251112 |
| Wanhua Chem | China national standards | MT | 1340.56 | USD | 20251111 |
| Wanhua Chem | China national standards | MT | 987.78 | USD | 20251111 |
| Wanhua Chem | China national standards | MT | 1340.75 | USD | 20251110 |
| Wanhua Chem | China national standards | MT | 1341.13 | USD | 20251107 |