| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhiheng | China national standards | MT | 1113.81 | USD | 20251024 |
| Beijing Yanshan Petro | China national standards | MT | 1113.81 | USD | 20251024 |
| Jiangsu Youlixin Chem | China national standards | MT | 1064.61 | USD | 20251023 |
| Beijing Yanshan Petro | China national standards | MT | 958.85 | USD | 20251023 |
| Qingdao Shengze Chem | China national standards | MT | 919.37 | USD | 20251023 |
| Qingdao Shengze Chem | China national standards | MT | 919.37 | USD | 20251023 |
| Qingdao Shengze Chem | China national standards | MT | 919.37 | USD | 20251023 |
| Qingdao Shengze Chem | China national standards | MT | 919.37 | USD | 20251023 |
| Shandong Jinshenrun Chem | China national standards | MT | 987.06 | USD | 20251023 |
| Shandong Jinshenrun Chem | China national standards | MT | 987.06 | USD | 20251023 |