| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Runsheng Petro | China national standards | MT | 761.58 | USD | 20251120 |
| Yankuang Guotai Chem | China national standards | MT | 705.17 | USD | 20251120 |
| Jinan Angxin Chem | China national standards | MT | 719.27 | USD | 20251120 |
| JIN Yimeng | China national standards | MT | 705.17 | USD | 20251120 |
| Shandong Junfeng | China national standards | MT | 789.79 | USD | 20251120 |
| Shandong Langchem | China national standards | MT | 867.36 | USD | 20251120 |
| Jinan Jiaxing Chem | China national standards | MT | 662.86 | USD | 20251120 |
| Yankuang Guotai Chem | China national standards | MT | 733.38 | USD | 20251120 |
| Shandong Aite Chem | China national standards | MT | 747.83 | USD | 20251119 |
| Jiangsu Lianhai Bio | China national standards | MT | 747.83 | USD | 20251119 |