| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 761.84 | USD | 20251027 |
| Wanhua Chem | China national standards | MT | 761.34 | USD | 20251024 |
| Wanhua Chem | China national standards | MT | 1022.16 | USD | 20251024 |
| Wanhua Chem | China national standards | MT | 2157.12 | USD | 20251024 |
| Wanhua Chem | China national standards | MT | 1022.31 | USD | 20251023 |
| Wanhua Chem | China national standards | MT | 2157.42 | USD | 20251023 |
| Wanhua Chem | China national standards | MT | 761.44 | USD | 20251023 |
| Wanhua Chem | China national standards | MT | 761.06 | USD | 20251022 |
| Wanhua Chem | China national standards | MT | 2156.33 | USD | 20251022 |
| Wanhua Chem | China national standards | MT | 2157.06 | USD | 20251021 |