| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Yantai | China national standards | MT | 892.46 | USD | 20250926 |
| Shandong Kaitai Petro | China national standards | MT | 913.54 | USD | 20250926 |
| Shandong Kaitai Petro | China national standards | MT | 885.43 | USD | 20250926 |
| Shandong Mingyu | China national standards | MT | 1222.73 | USD | 20250926 |
| Shandong Mingyu | China national standards | MT | 1025.97 | USD | 20250926 |
| Jinan Aochen Chem | China national standards | MT | 983.81 | USD | 20250926 |
| Jinan Aochen Chem | China national standards | MT | 913.54 | USD | 20250926 |
| Jinan Aochen Chem | China national standards | MT | 1236.79 | USD | 20250926 |
| Jinan Aochen Chem | China national standards | MT | 955.7 | USD | 20250926 |
| Jinan Aochen Chem | China national standards | MT | 1194.63 | USD | 20250926 |