| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 1013.98 | USD | 20251013 |
| Shandong Jinshenrun Chem | China national standards | MT | 1013.98 | USD | 20251013 |
| Beijing Yanshan Petro | China national standards | MT | 1013.98 | USD | 20251013 |
| Shandong Xima | China national standards | MT | 887.24 | USD | 20251013 |
| Shanghai Guoke | China national standards | MT | 1278.75 | USD | 20251013 |
| Shandong Qiangsen Chem | China national standards | MT | 929.49 | USD | 20251013 |
| Shandong Qiangsen Chem | China national standards | MT | 929.49 | USD | 20251013 |
| Shandong Junfeng | China national standards | MT | 985.82 | USD | 20251013 |
| Shandong Junfeng | China national standards | MT | 1056.23 | USD | 20251013 |
| Shandong Junfeng | China national standards | MT | 915.4 | USD | 20251013 |