| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 987.24 | USD | 20251120 |
| Wanhua Chem | China national standards | MT | 1339.82 | USD | 20251120 |
| Wanhua Chem | China national standards | MT | 1340.44 | USD | 20251119 |
| Wanhua Chem | China national standards | MT | 987.7 | USD | 20251119 |
| Wanhua Chem | China national standards | MT | 1340.75 | USD | 20251118 |
| Wanhua Chem | China national standards | MT | 988.48 | USD | 20251117 |
| Wanhua Chem | China national standards | MT | 1341.5 | USD | 20251117 |
| Wanhua Chem | China national standards | MT | 988.48 | USD | 20251117 |
| Wanhua Chem | China national standards | MT | 988.35 | USD | 20251115 |
| Wanhua Chem | China national standards | MT | 1341.33 | USD | 20251115 |