| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhenkun | China national standards | MT | 1079.96 | USD | 20251107 |
| Liaocheng Yuanze Chem | China national standards | MT | 875.26 | USD | 20251107 |
| Qingdao Shengze Chem | China national standards | MT | 825.85 | USD | 20251107 |
| Shandong Shuojia Chem | China national standards | MT | 889.38 | USD | 20251107 |
| Shandong Shuojia Chem | China national standards | MT | 889.38 | USD | 20251107 |
| Shandong Shuojia Chem | China national standards | MT | 889.38 | USD | 20251107 |
| Shandong Yushuo Chem | China national standards | MT | 847.03 | USD | 20251107 |
| Wuhan Hengjiu Chem | China national standards | MT | 1087.02 | USD | 20251107 |
| Nanjing Runsheng Petro | China national standards | MT | 889.38 | USD | 20251107 |
| Shandong Jinshenrun Chem | China national standards | MT | 847.03 | USD | 20251107 |