| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Yantai | China national standards | MT | 894.1 | USD | 20251014 |
| Shandong Kaitai Petro | China national standards | MT | 915.22 | USD | 20251014 |
| Shandong Kaitai Petro | China national standards | MT | 887.06 | USD | 20251014 |
| Shandong Kaitai Petro | China national standards | MT | 887.06 | USD | 20251014 |
| Shandong Yihe Chem | China national standards | MT | 788.5 | USD | 20251014 |
| Jinan Aochen Chem | China national standards | MT | 985.62 | USD | 20251014 |
| Jinan Aochen Chem | China national standards | MT | 915.22 | USD | 20251014 |
| Jinan Aochen Chem | China national standards | MT | 1239.07 | USD | 20251014 |
| Jinan Aochen Chem | China national standards | MT | 1196.83 | USD | 20251014 |
| Jinan Aochen Chem | China national standards | MT | 957.46 | USD | 20251014 |