| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 956.32 | USD | 20250922 |
| Sinopec | China national standards | MT | 801.62 | USD | 20250922 |
| Sinopec | China national standards | MT | 815.68 | USD | 20250922 |
| Sinopec | China national standards | MT | 787.56 | USD | 20250922 |
| Sinopec | China national standards | MT | 815.68 | USD | 20250922 |
| Sinopec | China national standards | MT | 815.68 | USD | 20250922 |
| Sinopec | China national standards | MT | 815.68 | USD | 20250922 |
| Sinopec | China national standards | MT | 815.68 | USD | 20250922 |
| Sinopec | China national standards | MT | 886.0 | USD | 20250922 |
| Shandong Zhiheng | China national standards | MT | 801.62 | USD | 20250922 |