| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 763.43 | USD | 20251204 |
| Wanhua Chem | China national standards | MT | 1024.68 | USD | 20251203 |
| Wanhua Chem | China national standards | MT | 763.21 | USD | 20251203 |
| Wanhua Chem | China national standards | MT | 2162.42 | USD | 20251203 |
| Wanhua Chem | China national standards | MT | 2161.2 | USD | 20251202 |
| Wanhua Chem | China national standards | MT | 1024.1 | USD | 20251202 |
| Wanhua Chem | China national standards | MT | 762.78 | USD | 20251202 |
| Wanhua Chem | China national standards | MT | 2162.27 | USD | 20251201 |
| Wanhua Chem | China national standards | MT | 763.15 | USD | 20251201 |
| Wanhua Chem | China national standards | MT | 1024.6 | USD | 20251201 |