| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Runsheng Petro | China national standards | MT | 958.11 | USD | 20251020 |
| Shandong Zhenkun | China national standards | MT | 1077.87 | USD | 20251020 |
| Shandong Jinshenrun Chem | China national standards | MT | 958.43 | USD | 20251019 |
| Shandong Jinshenrun Chem | China national standards | MT | 958.43 | USD | 20251019 |
| Liaocheng Yuanze Chem | China national standards | MT | 1014.81 | USD | 20251019 |
| Shandong Yushuo Chem | China national standards | MT | 930.25 | USD | 20251018 |
| Aite Zhejiang | China national standards | MT | 1071.19 | USD | 20251018 |
| Aite Zhejiang | China national standards | MT | 1028.91 | USD | 20251018 |
| Shandong Laya Chem | China national standards | MT | 1000.72 | USD | 20251018 |
| Shandong Xima | China national standards | MT | 986.62 | USD | 20251018 |