| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 826.36 | USD | 20260107 |
| Sinopec | China national standards | MT | 826.53 | USD | 20260106 |
| Sinopec | China national standards | MT | 825.18 | USD | 20260104 |
| Sinopec | China national standards | MT | 825.18 | USD | 20260104 |
| Sinopec | China national standards | MT | 810.26 | USD | 20251230 |
| Sinopec | China national standards | MT | 803.34 | USD | 20251229 |
| Shandong Junfeng | China national standards | MT | 1131.77 | USD | 20251211 |
| Shandong Aite Chem | China national standards | MT | 1160.06 | USD | 20251211 |
| Shandong Mingyu | China national standards | MT | 1131.77 | USD | 20251211 |
| Shandong Yeyang Chem | China national standards | MT | 1273.24 | USD | 20251211 |