| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 986.92 | USD | 20251024 |
| Zibo Lishuo Chem | China national standards | MT | 986.92 | USD | 20251024 |
| Zibo Lishuo Chem | China national standards | MT | 986.92 | USD | 20251024 |
| Zibo Lishuo Chem | China national standards | MT | 986.92 | USD | 20251024 |
| Sinopec | China national standards | MT | 1226.6 | USD | 20251024 |
| Shandong Laya Chem | China national standards | MT | 972.82 | USD | 20251024 |
| Shandong Xima | China national standards | MT | 972.82 | USD | 20251024 |
| Shandong Qiangsen Chem | China national standards | MT | 1043.31 | USD | 20251024 |
| Beijing Yanshan Petro | China national standards | MT | 1219.55 | USD | 20251024 |
| Shandong Yeyang Chem | China national standards | MT | 1198.4 | USD | 20251024 |