| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 1029.21 | USD | 20251024 |
| Wanhua Chem | China national standards | MT | 1043.31 | USD | 20251024 |
| Wanhua Chem | China national standards | MT | 1029.36 | USD | 20251023 |
| Wanhua Chem | China national standards | MT | 1043.46 | USD | 20251023 |
| Wanhua Chem | China national standards | MT | 1071.66 | USD | 20251023 |
| Wanhua Chem | China national standards | MT | 1028.84 | USD | 20251022 |
| Wanhua Chem | China national standards | MT | 1042.93 | USD | 20251022 |
| Wanhua Chem | China national standards | MT | 1071.12 | USD | 20251022 |
| Wanhua Chem | China national standards | MT | 1029.18 | USD | 20251021 |
| Wanhua Chem | China national standards | MT | 1043.28 | USD | 20251021 |