| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mingyu | China national standards | MT | 1050.05 | USD | 20251017 |
| Nantong Zhonghe Chem | China national standards | MT | 916.15 | USD | 20251017 |
| Sinopec | China national standards | MT | 993.67 | USD | 20251017 |
| Shandong Jinshenrun Chem | China national standards | MT | 986.62 | USD | 20251017 |
| Shandong Jinshenrun Chem | China national standards | MT | 986.62 | USD | 20251017 |
| Beijing Yanshan Petro | China national standards | MT | 986.62 | USD | 20251017 |
| Shandong Hongyang Chem | China national standards | MT | 1014.81 | USD | 20251017 |
| Shandong Junfeng | China national standards | MT | 986.62 | USD | 20251017 |
| Shandong Junfeng | China national standards | MT | 1057.1 | USD | 20251017 |
| Shandong Junfeng | China national standards | MT | 916.15 | USD | 20251017 |