| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 985.82 | USD | 20251013 |
| Zibo Lishuo Chem | China national standards | MT | 985.82 | USD | 20251013 |
| Zibo Lishuo Chem | China national standards | MT | 985.82 | USD | 20251013 |
| Shandong Xima | China national standards | MT | 971.74 | USD | 20251013 |
| Shandong Qiangsen Chem | China national standards | MT | 1042.15 | USD | 20251013 |
| Sinopec | China national standards | MT | 1126.65 | USD | 20251013 |
| Beijing Yanshan Petro | China national standards | MT | 1154.82 | USD | 20251013 |
| Shandong Junfeng | China national standards | MT | 985.82 | USD | 20251013 |
| Lihuayi Shandong | China national standards | MT | 985.82 | USD | 20251013 |
| Nanjing Runsheng Petro | China national standards | MT | 985.82 | USD | 20251013 |