| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1241.82 | USD | 20251030 |
| Jinan Aochen Chem | China national standards | MT | 959.58 | USD | 20251030 |
| Jinan Aochen Chem | China national standards | MT | 917.25 | USD | 20251030 |
| Jinan Aochen Chem | China national standards | MT | 987.81 | USD | 20251030 |
| Wanhua Yantai | China national standards | MT | 889.03 | USD | 20251030 |
| Wanhua Yantai | China national standards | MT | 846.69 | USD | 20251030 |
| Wanhua Yantai | China national standards | MT | 896.08 | USD | 20251030 |
| Shandong Xima | China national standards | MT | 790.25 | USD | 20251030 |
| Shandong Kaitai Petro | China national standards | MT | 889.03 | USD | 20251030 |
| Shandong Kaitai Petro | China national standards | MT | 917.25 | USD | 20251030 |