| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chem | China national standards | MT | 773.68 | USD | 20250929 |
| Shandong Zhongke Taihua | China national standards | MT | 942.48 | USD | 20250929 |
| Shandong Zhongke Taihua | China national standards | MT | 942.48 | USD | 20250929 |
| Shandong Zhongke Taihua | China national standards | MT | 942.48 | USD | 20250929 |
| Shandong Wonfull Petro | China national standards | MT | 844.01 | USD | 20250929 |
| Jinan Aochen Chem | China national standards | MT | 844.01 | USD | 20250929 |
| Zibo Qixiang Chem | China national standards | MT | 844.01 | USD | 20250929 |
| Xiangfen Longteng | China national standards | MT | 844.01 | USD | 20250929 |
| Jinan Aochen Chem | China national standards | MT | 844.01 | USD | 20250929 |
| Shandong QiFa Chem | China national standards | MT | 886.21 | USD | 20250929 |