| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 774.03 | USD | 20250924 |
| Shandong Wonfull Petro | China national standards | MT | 844.39 | USD | 20250924 |
| Jinan Aochen Chem | China national standards | MT | 844.39 | USD | 20250924 |
| Zibo Qixiang Chem | China national standards | MT | 844.39 | USD | 20250924 |
| Shandong QiFa Chem | China national standards | MT | 886.61 | USD | 20250924 |
| Jinan Aochen Chem | China national standards | MT | 844.39 | USD | 20250924 |
| Jinan Aochen Chem | China national standards | MT | 844.39 | USD | 20250924 |
| Jinan Aochen Chem | China national standards | MT | 844.39 | USD | 20250924 |
| Shijiaz Bailong Chem | China national standards | MT | 844.39 | USD | 20250924 |
| Tangshan Huayi | China national standards | MT | 886.61 | USD | 20250924 |